HIGH-SPEED 3.3V 16K x 18
SYNCHRONOUS PIPELINED
DUAL-PORT STATIC RAM
Features:
◆
◆
◆
◆
◆
◆
True Dual-Ported memory cells which allow simultaneous
access of the same memory location
High-speed clock to data access
– Commercial: 9ns (max.)
Low-power operation
– IDT70V9369L
Active: 500mW (typ.)
Standby: 1.5mW (typ.)
Flow-Through or Pipelined output mode on either port via
the FT/PIPE pins
Counter enable and reset features
Dual chip enables allow for depth expansion without
additional logic
◆
◆
◆
◆
◆
70V9369L
Full synchronous operation on both ports
– 4ns setup to clock and 1ns hold on all control, data, and
address inputs
– Data input, address, and control registers
– Fast 9ns clock to data out in the Pipelined output mode
– Self-timed write allows fast cycle time
– 15ns cycle time, 67MHz operation in Pipelined output mode
Separate upper-byte and lower-byte controls for
multiplexed bus and bus matching compatibility
LVTTL- compatible, single 3.3V (±0.3V) power supply
Available in a 100-pin Thin Quad Flatpack (TQFP)
Green parts available, see ordering information
Functional Block Diagram
R/WL
R/WR
UBL
UBR
CE0L
1
0
0/1
CE1L
CE0R
1
0
0/1
CE1R
LBL
OEL
LBR
OER
FT/PIPEL
0/1
1b 0b
b a
0a 1a
1a 0a
a
0b 1b
b
0/1
FT/PIPER
I/O9R-I/O17R
I/O9L-I/O17L
I/O
Control
I/O
Control
I/O0L-I/O8L
I/O0R-I/O8R
A13R
A13L
A0L
CLKL
ADSL
CNTENL
Counter/
Address
Reg.
MEMORY
ARRAY
Counter/
Address
Reg.
A0R
CLKR
ADSR
CNTENR
CNTRSTR
CNTRSTL
5648 drw 01
NOVEMBER 2019
1
©2019 Integrated Device Technology, Inc.
DSC-5648/7
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Description:
The IDT70V9369 is a high-speed 16K x 18 bit synchronous
Dual-Port RAM. The memory array utilizes Dual-Port memory cells
to allow simultaneous access of any address from both ports.
Registers on control, data, and address inputs provide minimal setup
and hold times. The timing latitude provided by this approach allows
systems to be designed with very short cycle times.
Industrial and Commercial Temperature Range
With an input data register, the IDT70V9369 has been optimized for
applications having unidirectional or bidirectional data flow in bursts. An
automatic power down feature, controlled by CE0 and CE1, permits the
on-chip circuitry of each port to enter a very low standby power mode.
Fabricated using CMOS high-performance technology, these devices
typically operate on only 500mW of power.
A8R
A9R
A10R
A11R
A12R
A13R
NC
NC
LBR
UBR
CE0R
CE1R
CNTRSTR
R/WR
VSS
OER
FT/PIPER
I/O17R
VSS
I/O16R
I/O15R
I/O14R
I/O13R
I/O12R
I/O11R
Pin Configuration(1,2,3)
75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
50
76
49
77
48
78
47
79
46
80
45
81
44
82
43
42
83
84
85
86
41
70V9369
PNG100(4)
87
88
89
100-Pin TQFP
Top View
90
91
37
36
35
34
33
92
93
94
95
96
97
98
99
100
1 2
40
39
38
32
31
30
29
28
3
4
5
6
7
8
27
26
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
A9L
A10L
A11L
A12L
A13L
NC
NC
LBL
UBL
CE0L
CE1L
CNTRSTL
R/WL
OEL
VDD
FT/PIPEL
I/O17L
I/O16L
VSS
I/O15L
I/O14L
I/O13L
I/O12L
I/O11L
I/O10L
A7R
A6R
A5R
A4R
A3R
A2R
A1R
A0R
CNTENR
CLKR
ADSR
Vss
VSS
ADSL
CLKL
CNTENL
A0L
A1L
A2L
A3L
A4L
A5L
A6L
A7L
A8L
NOTES:
1. All VDD pins must be connected to power supply.
2. All VSS pins must be connected to ground.
3. Package body is approximately 14mm x 14mm x 1.4mm.
4. This package code is used to reference the package diagram.
6.42
2
I/O10R
I/O9R
I/O8R
I/O7R
VDD
I/O6R
I/O5R
I/O4R
I/O3R
I/O2R
I/O1R
I/O0R
VSS
I/O0L
I/O1L
VSS
I/O2L
I/O3L
I/O4L
I/O5L
I/O6L
I/O7L
VDD
I/O8L
I/O9L
5648 drw 02
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Pin Names
Left Port
Right Port
Names
CE0L, CE1L
CE0R, CE1R
Chip Enables (2)
R/WL
R/WR
Read/Write Enable
OEL
OER
Output Enable
A0L - A13L
A0R - A13R
Address
I/O0L - I/O17L
I/O0R - I/O17R
Data Input/Output
CLKL
CLKR
Clock
UBL
UBR
Upper Byte Select(1)
LBL
LBR
Lower Byte Select(1)
ADSL
ADSR
Address Strobe Enable
CNTENL
CNTENR
Counter Enable
CNTRSTL
CNTRSTR
Counter Reset
FT/PIPEL
FT/PIPER
Flow-Through / Pipeline
VDD
Power (3.3V)
VSS
Ground (0V)
5648 tbl 01
NOTES:
1. LB and UB are single buffered regardless of state of FT/PIPE.
2. CE0 and CE1 are single buffered when FT/PIPE = VIL,
CE0 and CE1 are double buffered when FT/PIPE = VIH, i.e., the signals
take two cycles to deselect.
Truth Table I—Read/Write and Enable Control(1,2,3)
OE
CLK
CE0
CE1
UB
LB
R/W
Upper Byte
I/O9-17(4)
Lower Byte
I/O0-8(5)
X
↑
H
X
X
X
X
High-Z
High-Z
Deselected–Power Down
X
↑
X
L
X
X
X
High-Z
High-Z
Deselected–Power Down
X
↑
L
H
H
H
X
High-Z
High-Z
Both Bytes Deselected
X
↑
L
H
L
H
L
DATAIN
High-Z
Write to Upper Byte Only
X
↑
L
H
H
L
L
High-Z
DATAIN
Write to Lower Byte Only
X
↑
L
H
L
L
L
DATAIN
DATAIN
Write to Both Bytes
L
↑
L
H
L
H
H
DATAOUT
High-Z
Read Upper Byte Only
L
↑
L
H
H
L
H
High-Z
DATAOUT
Read Lower Byte Only
L
↑
L
H
L
L
H
DATAOUT
DATAOUT
Read Both Bytes
H
X
L
H
L
L
X
High-Z
High-Z
Outputs Disabled
MODE
5648 tbl 02
NOTES:
1. "H" = VIH, "L" = VIL, "X" = Don't Care.
2. ADS, CNTEN, CNTRST = X.
3. OE is an asynchronous input signal.
6.42
3
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Truth Table II—Address Counter Control(1,2,6)
Address
Previous
Internal
Address
Internal
Address
Used
CLK(6)
An
X
An
↑
H
H
X
An
An + 1
↑
X
An + 1
An + 1
↑
X
X
A0
↑
ADS
MODE
CNTEN
CNTRST
I/O(3)
X
H
DI/O (n)
L
H
DI/O(n+1)
Counter Enabled—Internal Address generation
H
H
DI/O(n+1)
External Address Blocked—Counter disabled (An + 1 reused)
X
(4)
L(4)
(5)
X
L
External Address Used
DI/O(0)
Counter Reset to Address 0
5648 tbl 03
NOTES:
1. "H" = VIH, "L" = VIL, "X" = Don't Care.
2. CE0, LB, UB, and OE = VIL; CE1 and R/W = VIH.
3. Outputs configured in Flow-Through Output mode; if outputs are in Pipelined mode the data out will be delayed by one cycle.
4. ADS and CNTRST are independent of all other signals including CE0, CE1, UB and LB.
5. The address counter advances if CNTEN = VIL on the rising edge of CLK, regardless of all other signals including CE0, CE1, UB and LB.
6. While an external address is being loaded (ADS = VIL), R/W = VIH is recommended to ensure data is not written arbitrarily.
Recommended DC Operating
Conditions
Recommended Operating
Temperature and Supply Voltage(1)
Grade
Commercial
Industrial
Symbol
Ambient
Temperature(1)
GND
VDD
0OC to +70OC
0V
3.3V + 0.3V
-40OC to +85OC
0V
3.3V + 0.3V
NOTE:
1. This is the parameter TA. This is the "instant on" case temperature.
VDD
Supply Voltage
Vss
Ground
VIH
5648 tbl 04
Parameter
VIL
Min.
Typ.
Max.
Unit
3.0
3.3
3.6
V
0
0
0
Input High Voltage
2.0V
Input Low Voltage
(1)
-0.3
____
V
VDD+0.3V
____
(2)
0.8
V
5648 tbl 05
NOTES:
1. VIL > -1.5V for pulse width less than 10 ns.
2. VTERM must not exceed VDD +0.3V.
Absolute Maximum Ratings(1)
Symbol
Rating
Commercial
& Industrial
Unit
VTERM(2)
Terminal Voltage
with Respect to
GND
-0.5 to +4.6
V
TBIAS(3)
Temperature
Under Bias
-55 to +125
o
TSTG
Storage
Temperature
-65 to +150
o
C
TJN
Junction Temperature
+150
o
C
IOUT
DC Output Current
50
V
Capacitance(1)
(TA = +25°C, f = 1.0MHZ)
Symbol
CIN
C
Parameter
Input Capacitance
(2)
COUT
Output Capacitance
Conditions
Max.
Unit
VIN = 0V
9
pF
VOUT = 0V
10
pF
5648 tbl 07
NOTES:
1. These parameters are determined by device characterization, but are not production tested.
2. COUT also references CI/O.
mA
5648 tbl 06
NOTES:
1. Stresses greater than those listed under ABSOLUTE MAXIMUM RATINGS may cause
permanent damage to the device. This is a stress rating only and functional operation of the
device at these or any other conditions above those indicated in the operational sections of
this specification is not implied. Exposure to absolute maximum rating conditions for extended
periods may affect reliability.
2. VTERM must not exceed VDD +0.3V.
3. Ambient Temperature Under DC Bias. No AC Conditions. Chip deselect.
6.42
4
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
DC Electrical Characteristics Over the Operating
Temperature and Supply Voltage Range (VDD = 3.3V ± 0.3V)
70V9369L
Symbol
Parameter
Test Conditions
(1)
Min.
Max.
Unit
|ILI|
Input Leakage Current
VDD = 3.6V, VIN = 0V to VDD
___
5
µA
|ILO|
Output Leakage Current
CEO = VIH or CE1 = VIL, VOUT = 0V to VDD
___
5
µA
VOL
Output Low Voltage
IOL = +4mA
___
0.4
V
VOH
Output High Voltage
IOH = -4mA
2.4
___
V
5648 tbl 08
NOTE:
1. At VDD < 2.0V input leakages are undefined.
DC Electrical Characteristics Over the Operating
Temperature Supply Voltage Range(3) (VDD = 3.3V ± 0.3V)
70V9369L6
Com'l Only
Symbol
IDD
ISB1
ISB2
ISB3
ISB4
Parameter
Test Condition
Version
70V9369L7
Com'l
& Ind
70V9369L9
Com'l Only
70V9369L12
Com'l Only
Typ.(4)
Max.
Typ. (4)
Max.
Typ.(4)
Max.
Typ.(4)
Max.
Unit
mA
Dynamic Operating
Current (Both
Ports Active)
CEL and CER= VIL,
Outputs Disabled,
f = fMAX(1)
COM'L
L
220
350
200
290
180
225
150
205
IND
L
____
____
200
335
____
____
____
____
Standby Current
(Both Ports - TTL
Level Inputs)
CEL = CER = VIH
COM'L
L
70
130
65
100
50
65
40
50
f = fMAX(1)
IND
L
____
____
65
115
____
____
____
____
Standby
Current (One
Port - TTL
Level Inputs)
CE"A" = VIL and
CE"B" = VIH(5)
Active Port Outputs
Disabled, f=fMAX(1)
COM'L
L
150
250
140
210
110
150
100
140
IND
L
____
____
140
240
____
____
____
____
Full Standby
Current (Both
Ports - CMOS
Level Inputs)
Both Ports CEL and
CER > VDD - 0.2V,
VIN > VDD - 0.2V or
VIN < 0.2V, f = 0(2)
COM'L
L
0.4
5
0.4
5
0.4
5
0.4
5
IND
L
____
____
0.4
15
____
____
____
____
Full Standby
Current (One
Port - CMOS
Level Inputs)
COM'L
CE"A" < 0.2V and
CE"B" > VDD - 0.2V (5)
IND
VIN > VDD - 0.2V or
VIN < 0.2V, Active Port,
Outputs Disabled, f = fMAX(1)
L
140
240
130
200
100
140
90
130
____
____
130
230
____
____
____
____
L
mA
mA
mA
mA
5648 tbl 09
NOTES:
1. At f = fMAX, address and control lines (except Output Enable) are cycling at the maximum frequency clock cycle of 1/tCYC, using "AC TEST CONDITIONS" at input levels of GND to 3V.
2. f = 0 means no address, clock, or control lines change. Applies only to input at CMOS level standby.
3. Port "A" may be either left or right port. Port "B" is the opposite from port "A".
4. VDD = 3.3V, TA = 25°C for Typ, and are not production tested. IDD DC(f=0) = 90mA (Typ).
5. CEX = VIL means CE0X = VIL and CE1X = VIH
CEX = VIH means CE0X = VIH or CE1X = VIL
CEX < 0.2V means CE0X < 0.2V and CE1X > VDD - 0.2V
CEX > VDD - 0.2V means CE0X > VDD - 0.2V or CE1X < 0.2V
"X" represents "L" for left port or "R" for right port.
6.42
5
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
AC Test Conditions
Input Pulse Levels
GND to 3.0V
Input Rise/Fall Times
3ns Max.
Input Timing Reference Levels
1.5V
Output Reference Levels
1.5V
Output Load
Figures 1, 2, and 3
5648 tbl 10
3.3V
3.3V
590Ω
590Ω
DATAOUT
DATAOUT
30pF
435Ω
5pF*
435Ω
5648 drw 03
5648 drw 04
Figure 2. Output Test Load
(For tCKLZ, tCKHZ, tOLZ, and tOHZ).
*Including scope and jig.
Figure 1. AC Output Test load.
8
7
10pF is the I/O capacitance
of this device, and 30pF is the
AC Test Load Capacitance
6
5
tCD1,
tCD2
(Typical, ns)
4
3
2
1
0
-1
20 40 60 80 100 120 140 160 180 200
Capacitance (pF)
5648 drw 05
Figure 3. Typical Output Derating (Lumped Capacitive Load).
6.42
6
.
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
AC Electrical Characteristics Over the Operating Temperature Range
(Read and Write Cycle Timing)(3) (VDD = 3.3V ± 0.3V)
70V9369L6
Com'l Only
Symbol
Parameter
(2)
70V9369L7
Com'l Only
& Ind
70V9369L9
Com'l Only
70V9369L12
Com'l Only
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Unit
19
____
22
____
25
____
30
____
ns
10
____
12
____
15
____
20
____
ns
tCYC1
Clock Cycle Time (Flow-Through)
tCYC2
Clock Cycle Time (Pipelined)(2)
tCH1
Clock High Time (Flow-Through)(2)
6.5
____
7.5
____
12
____
12
____
ns
tCL1
(2)
tCH2
Clock Low Time (Flow-Through)
6.5
____
7.5
____
12
____
12
____
ns
(2)
4
____
5
____
6
____
8
____
ns
(2)
4
____
5
____
6
____
8
____
ns
Clock High Time (Pipelined)
tCL2
Clock Low Time (Pipelined)
tR
Clock Rise Time
____
3
____
3
____
3
____
3
ns
tF
Clock Fall Time
____
3
____
3
____
3
____
3
ns
tSA
Address Setup Time
3.5
____
4
____
4
____
4
____
ns
tHA
Address Hold Time
0
____
0
____
1
____
1
____
ns
tSC
Chip Enable Setup Time
3.5
____
4
____
4
____
4
____
ns
tHC
Chip Enable Hold Time
0
____
0
____
1
____
1
____
ns
tSW
R/W Setup Time
3.5
____
4
____
4
____
4
____
ns
tHW
R/W Hold Time
0
____
0
____
1
____
1
____
ns
tSD
Input Data Setup Time
3.5
____
4
____
4
____
4
____
ns
tHD
Input Data Hold Time
0
____
0
____
1
____
1
____
ns
ns
tSAD
ADS Setup Time
3.5
____
4
____
4
____
4
____
tHAD
ADS Hold Time
0
____
0
____
1
____
1
____
ns
tSCN
CNTEN Setup Time
3.5
____
4
____
4
____
4
____
ns
tHCN
CNTEN Hold Time
0
____
0
____
1
____
1
____
ns
CNTRST Setup Time
3.5
____
4
____
4
____
4
____
ns
tHRST
CNTRST Hold Time
0
____
0
____
1
____
1
____
ns
tOE
Output Enable to Data Valid
____
6.5
____
7.5
____
9
____
12
ns
tOLZ
Output Enable to Output Low-Z(1)
2
____
2
____
2
____
2
____
ns
tOHZ
(1)
tSRST
tCD1
Output Enable to Output High-Z
Clock to Data Valid (Flow-Through)
(2)
tCD2
Clock to Data Valid (Pipelined)
tDC
Data Output Hold After Clock High
tCKHZ
tCKLZ
(2)
1
7
1
7
1
7
1
7
ns
____
15
____
18
____
20
____
25
ns
____
6.5
____
7.5
____
9
____
12
ns
2
____
2
____
2
____
2
____
ns
(1)
2
9
2
9
2
9
2
9
ns
(1)
2
____
2
____
2
____
2
____
ns
Clock High to Output High-Z
Clock High to Output Low-Z
Port-to-Port Delay
tCWDD
Write Port Clock High to Read Data Delay
____
24
____
28
____
35
____
40
ns
tCCS
Clock-to-Clock Setup Time
____
9
____
10
____
15
____
15
ns
5648 tbl 11
NOTES:
1. Transition is measured 0mV from Low or High-impedance voltage with the Output Test Load (Figure 2). This parameter is guaranteed by device characterization, but is not production
tested.
2. The Pipelined output parameters (tCYC2, tCD2) apply to either or both the Left and Right ports when FT/PIPE = VIH. Flow-through parameters (tCYC1, tCD1) apply when FT/PIPE = VIL for
that port.
3. All input signals are synchronous with respect to the clock except for the asynchronous Output Enable (OE), FT/PIPER, and FT/PIPEL.
6.42
7
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Timing Waveform of Read Cycle for Flow-Through Output
(FT/PIPE"X" = VIL)(3,7)
tCYC1
tCH1
tCL1
CLK
CE0
tSC
tHC
tSB
tHB
tSC
tHC
tSB
tHB
CE1
UB, LB
R/W
tSW tHW
tSA
(5)
ADDRESS
tHA
An
An + 1
tCD1
DATAOUT
An + 3
tCKHZ (1)
Qn
tCKLZ
OE
An + 2
tDC
Qn + 1
Qn + 2
(1)
(1)
tOHZ
tDC
tOLZ (1)
(2)
tOE
5648 drw 06
Timing Waveform of Read Cycle for Pipelined Operation
(FT/PIPE"X" = VIH)(3,7)
tCYC2
tCH2
tCL2
CLK
CE0
tSC
tSC
tHC
tHC
(4)
CE1
tSB
tSB
tHB
R/W
ADDRESS
(5)
tSW
tHW
tSA
tHA
An
An + 1
(1 Latency)
An + 2
An + 3
tDC
tCD2
DATAOUT
Qn
(1)
tCKLZ
OE
tHB
(6)
UB, LB
Qn + 2(6)
Qn + 1
tOHZ(1)
tOLZ(1)
(2)
tOE
5648 drw 07
NOTES:
1. Transition is measured 0mV from Low or High-impedance voltage with the Output Test Load (Figure 2).
2. OE is asynchronously controlled; all other inputs are synchronous to the rising clock edge.
3. ADS = VIL and CNTRST = VIH.
4. The output is disabled (High-Impedance state) by CE0 = VIH, CE1 = VIL, UB = VIH, or LB = VIH following the next rising edge of the clock. Refer to Notes under Pin Names Table.
5. Addresses do not have to be accessed sequentially since ADS = VIL constantly loads the address on the rising edge of the CLK; numbers
are for reference use only.
6. If UB or LB was HIGH, then the Upper Byte and/or Lower Byte of DATAOUT for Qn + 2 would be disabled (High-Impedance state).
7. "X' here denotes Left or Right port. The diagram is with respect to that port.
6.42
8
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Timing Waveform of a Bank Select Pipelined Read(1,2)
tCH2
tCYC2
tCL2
CLK
tSA
tHA
A0
ADDRESS(B1)
tSC
tHC
CE0(B1)
tSC
tHC
Q0
DATAOUT(B1)
tCD2
Q3
Q1
tDC
tDC
tSA
tCKHZ(3)
tCD2
tCD2
tCKLZ
(3)
tCKHZ (3)
tHA
A0
ADDRESS(B2)
A6
A5
A4
A3
A2
A1
A1
A6
A5
A4
A3
A2
tSC tHC
CE0(B2)
tSC
tHC
tCD2
DATAOUT(B2)
tCKLZ(3)
tCKHZ
(3)
tCD2
Q2
tCKLZ (3)
Q4
5648 drw 08
NOTES:
1. B1 Represents Bank #1; B2 Represents Bank #2. Each Bank consists of one IDT70V9369 for this waveform, and are setup for depth expansion in this example. ADDRESS(B1) =
ADDRESS(B2) in this situation.
2. UB, LB, OE, and ADS = VIL; CE1(B1), CE1(B2), R/W and CNTRST = VIH.
3. Transition is measured 0mV from Low or High-impedance voltage with the Output Test Load (Figure 2).
4. CE0, UB, LB, and ADS = VIL; CE1 and CNTRST = VIH.
5. OE = VIL for the Right Port, which is being read from. OE = VIH for the Left Port, which is being written to.
6. If tCCS < maximum specified, then data from right port READ is not valid until the maximum specified for tCWDD.
If tCCS > maximum specified, then data from right port READ is not valid until tCCS + tCD1. tCWDD does not apply in this case.
7. All timing is the same for both Left and Right ports. Port "A" may be either Left or Right port. Port "B" is the opposite from Port "A".
Timing Waveform of Left Port Write to Pipelined Right Port Read(1,2,4)
CLK"A"
tSW
tHW
tSA
tHA
R/W"A
"
ADDRESS"A"
tSD
DATAIN"A"
NO
MATCH
MATCH
tHD
VALID
tCO(3)
CLK"B"
tCD2
R/W"B"
ADDRESS"B"
tSW
tHW
tSA
tHA
NO
MATCH
MATCH
DATAOUT"B"
VALID
tDC
,
5648 drw 09
NOTES:
1. CE0, BEn, and ADS = VIL; CE1 and REPEAT = VIH.
2. OE = VIL for Port "B", which is being read from. OE = VIH for Port "A", which is being written to.
3. If tCO < minimum specified, then data from Port "B" read is not valid until following Port "B" clock cycle (ie, time from write to valid read on opposite port will be tCO + 2 tCYC2 + tCD2). If tCO
> minimum, then data from Port "B" read is available on first Port "B" clock cycle (ie, time from write to valid read on opposite port will be tCO + tCYC2 + tCD2).
4. All timing is the same for Left and Right ports. Port "A" may be either Left or Right port. Port "B" is the opposite of Port "A"
6.42
9
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Timing Waveform with Port-to-Port Flow-Through Read(4,5,7)
CLK "A"
tSW tHW
R/W "A"
tSA
ADDRESS "A"
NO
MATCH
MATCH
tSD
DATAIN "A"
tHA
tHD
VALID
tCCS
(6)
CLK "B"
tCD1
R/W "B"
tSW tHW
tHA
tSA
ADDRESS "B"
NO
MATCH
MATCH
tCWDD (6)
tCD1
DATAOUT "B"
VALID
VALID
tDC
tDC
.
5648 drw 10
NOTES:
1. B1 Represents Bank #1; B2 Represents Bank #2. Each Bank consists of one IDT70V9369 for this waveform, and are setup for depth expansion in this example. ADDRESS(B1) =
ADDRESS(B2) in this situation.
2. UB, LB, OE, and ADS = VIL; CE1(B1), CE1(B2), R/W and CNTRST = VIH.
3. Transition is measured 0mV from Low or High-impedance voltage with the Output Test Load (Figure 2).
4. CE0, UB, LB, and ADS = VIL; CE1 and CNTRST = VIH.
5. OE = VIL for the Right Port, which is being read from. OE = VIH for the Left Port, which is being written to.
6. If tCCS < maximum specified, then data from right port READ is not valid until the maximum specified for tCWDD.
If tCCS > maximum specified, then data from right port READ is not valid until tCCS + tCD1. tCWDD does not apply in this case.
7. All timing is the same for both Left and Right ports. Port "A" may be either Left or Right port. Port "B" is the opposite from Port "A".
6.42
10
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Timing Waveform of Pipelined Read-to-Write-to-Read (OE = VIL)(3)
tCYC2
tCH2
tCL2
CLK
CE0
tSC tHC
CE1
tSB
tHB
UB, LB
tSW tHW
R/W
(4)
ADDRESS
tSW tHW
An
tSA tHA
An +1
An + 2
An + 4
An + 3
An + 2
tSD tHD
DATAIN
Dn + 2
tCD2
(2)
tCKHZ
(1)
(1)
tCD2
tCKLZ
Qn + 3
Qn
DATAOUT
(5)
READ
NOP
WRITE
READ
.
5648 drw 11
Timing Waveform of Pipelined Read-to-Write-to-Read (OE Controlled)(3)
tCH2
tCYC2
tCL2
CLK
CE0
tSC tHC
CE1
tSB
tHB
UB, LB
tSW tHW
R/W
(4)
ADDRESS
tSW tHW
An
tSA tHA
An +1
An + 2
An + 3
An + 4
An + 5
tSD tHD
DATAIN
Dn + 3
Dn + 2
tCD2
(2)
tCD2
tCKLZ(1)
Qn
DATAOUT
Qn + 4
tOHZ(1)
OE
.
READ
WRITE
READ
NOTES:
1. Transition is measured 0mV from Low or High-impedance voltage with the Output Test Load (Figure 2).
2. Output state (High, Low, or High-impedance) is determined by the previous cycle control signals.
3. CE0, UB, LB, and ADS = VIL; CE1 and CNTRST = VIH. "NOP" is "No Operation".
4. Addresses do not have to be accessed sequentially since ADS = VIL constantly loads the address on the rising edge of the CLK; numbers are for
reference use only.
5. "NOP" is "No Operation." Data in memory at the selected address may be corrupted and should be re-written to guarantee data integrity.
6.42
11
5648 drw 12
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Timing Waveform of Flow-Through Read-to-Write-to-Read (OE = VIL)(3)
tCH1
tCYC1
tCL1
CLK
CE0
tSC tHC
CE1
tSB
tHB
UB, LB
tSW tHW
R/W
tSW tHW
(4)
ADDRESS
tSA
An
tHA
An +1
An + 2
An + 4
An + 3
An + 2
tSD tHD
DATAIN
Dn + 2
tCD1
(2)
tCD1
Qn
DATAOUT
tCD1
tCD1
Qn + 1
tDC
tCKHZ
READ
NOP
(1)
Qn + 3
tDC
(1)
tCKLZ
(5)
READ
WRITE
5648 drw 13
.
Timing Waveform of Flow-Through Read-to-Write-to-Read (OE Controlled)(3)
tCYC1
tCH1
tCL1
CLK
CE0
tSC tHC
CE1
tSB
tHB
UB, LB
tSW tHW
tSW tHW
R/W
(4)
An
tSA tHA
ADDRESS
An +1
DATAIN
(2)
DATAOUT
An + 2
tSD tHD
An + 3
Dn + 2
Dn + 3
tDC
tCD1
Qn
tOE
tCD1
(1)
tCKLZ
tOHZ(1)
An + 5
An + 4
tCD1
Qn + 4
tDC
.
OE
READ
WRITE
READ
NOTES:
1. Transition is measured 0mV from Low or High-impedance voltage with the Output Test Load (Figure 2).
2. Output state (High, Low, or High-impedance) is determined by the previous cycle control signals.
3. CE0, UB, LB, and ADS = VIL; CE1 and CNTRST = VIH. "NOP" is "No Operation".
4. Addresses do not have to be accessed sequentially since ADS = VIL constantly loads the address on the rising edge of the CLK; numbers are for
reference use only.
5. "NOP" is "No Operation." Data in memory at the selected address may be corrupted and should be re-written to guarantee data integrity.
6.42
12
5648 drw 14
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Timing Waveform of Pipelined Read with Address Counter Advance(1)
tCH2
tCYC2
tCL2
CLK
tSA
ADDRESS
tHA
An
tSAD tHAD
ADS
tSAD tHAD
CNTEN
tSCN tHCN
tCD2
DATAOUT
Qx - 1(2)
Qn + 2(2)
Qn + 1
Qn
Qx
Qn + 3
.
tDC
READ
EXTERNAL
ADDRESS
READ WITH COUNTER
READ
WITH
COUNTER
COUNTER
HOLD
5648 drw 15
Timing Waveform of Flow-Through Read with Address Counter Advance(1)
tCYC1
tCH1
tCL1
CLK
tSA
ADDRESS
tHA
An
tSAD tHAD
ADS
tSAD tHAD
tSCN tHCN
CNTEN
tCD1
DATAOUT
Qx(2)
Qn
Qn + 1
Qn + 2
Qn + 3(2)
.
Qn + 4
tDC
READ
EXTERNAL
ADDRESS
READ WITH COUNTER
COUNTER
HOLD
READ
WITH
COUNTER
5648 drw 16
NOTES:
1. CE0, OE, UB, and LB = VIL; CE1, R/W, and CNTRST = VIH.
2. If there is no address change via ADS = VIL (loading a new address) or CNTEN = VIL (advancing the address), i.e. ADS = VIH and CNTEN = VIH, then the data output remains constant
for subsequent clocks.
6.42
13
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Timing Waveform of Write with Address Counter Advance
(Flow-Through or Pipelined Outputs)(1)
tCH2
tCYC2
tCL2
CLK
tSA
tHA
An
ADDRESS
INTERNAL(3)
ADDRESS
An(7)
An + 2
An + 1
An + 4
An + 3
tSAD tHAD
ADS
CNTEN(7)
tSD tHD
Dn + 1
Dn
DATAIN
WRITE
EXTERNAL
ADDRESS
Dn + 1
Dn + 4
Dn + 3
Dn + 2
WRITE
WRITE
WITH COUNTER COUNTER HOLD
WRITE WITH COUNTER
.
5648 drw 17
Timing Waveform of Counter Reset (Pipelined Outputs)(2)
tCYC2
tCH2
tCL2
CLK
tSA tHA
An
ADDRESS(4)
INTERNAL(3)
ADDRESS
Ax(6)
0
1
An + 2
An + 1
An
An + 1
tSW tHW
R/W
ADS
tSA
D
CNTEN
tHAD
tSCN tHCN
tSRST tHRST
CNTRST
tSD tHD
D0
DATAIN
DATAOUT(5)
Q1
Q0
COUNTER
RESET
(6)
Qn
.
WRITE
ADDRESS 0
READ
ADDRESS 0
READ
ADDRESS 1
READ
ADDRESS n
READ
ADDRESS n+1
NOTES:
5648 drw 18
1. CE0, UB, LB, and R/W = VIL; CE1 and CNTRST = VIH.
2. CE0, UB, LB = VIL; CE1 = VIH.
3. The "Internal Address" is equal to the "External Address" when ADS = VIL and equals the counter output when ADS = VIH.
4. Addresses do not have to be accessed sequentially since ADS = VIL constantly loads the address on the rising edge of the CLK; numbers are for reference use only.
5. Output state (High, Low, or High-impedance) is determined by the previous cycle control signals.
6. No dead cycle exists during counter reset. A READ or WRITE cycle may be coincidental with the counter reset cycle. ADDR0 will be accessed. Extra cycles are shown here simply for
clarification.
7. CNTEN = VIL advances Internal Address from ‘An’ to ‘An +1’. The transition shown indicates the time required for the counter to advance.
The ‘An +1’ Address is written to during this cycle.
6.42
14
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Functional Description
Depth and Width Expansion
The IDT70V9369 provides a true synchronous Dual-Port Static RAM
interface. Registered inputs provide minimal set-up and hold times on
address, data, and all critical control inputs. All internal registers are
clocked on the rising edge of the clock signal, however, the self-timed
internal write pulse is independent of the LOW to HIGH transition of the
clock signal.
An asynchronous output enable is provided to ease asynchronous
bus interfacing. Counter enable inputs are also provided to staff the
operation of the address counters for fast interleaved memory applications.
CE0 = VIL and CE1 = VIH for one clock cycle will power down the
internal circuitry to reduce static power consumption. Multiple chip enables allow easier banking of multiple IDT70V9369's for depth expansion
configurations. When the Pipelined output mode is enabled, two cycles
are required with CE0 = VIL and CE1 = VIH to re-activate the outputs.
The IDT70V9369 features dual chip enables (refer to Truth Table I)
in order to facilitate rapid and simple depth expansion with no requirements
for external logic. Figure 4 illustrates how to control the various chip
enables in order to expand two devices in depth.
The IDT70V9369 can also be used in applications requiring expanded width, as indicated in Figure 4. Since the banks are allocated at
the discretion of the user, the external controller can be set up to drive the
input signals for the various devices as required to allow for 36-bit or wider
applications.
A14
IDT70V9369
CE0
CE1
Control Inputs
IDT70V9369
IDT70V9369
CE1
VDD
VDD
Control Inputs
CE1
IDT70V9369
CE1
CE0
CE0
Control Inputs
CE0
Control Inputs
5648 drw 19
Figure 4. Depth and Width Expansion with IDT70V9369
6.42
15
CNTRST
CLK
ADS
CNTEN
R/W
LB, UB
OE
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Ordering Information
XXXXX
A
99
A
Device
Type
Power
Speed
Package
A
A
A
Process/
Temperature
Range
Blank
8
Tray
Tape and Reel
Blank
Commercial (0°C to +70°C)
G
Green
PF
100-pin TQFP (PNG100)
9
Commercial Only Speed in nanoseconds
L
Low Power
70V9369
288K (16K x 18-Bit) 3.3V Synchronous Dual-Port RAM
5648 drw 20
NOTES:
LEAD FINISH (SnPb) parts are Obsolete. Product Discontinuation Notice - PDN# SP-17-02
Note that information regarding recently obsoleted parts are included in this datasheet for customer convenience.
Orderable Part Information
Speed
(ns)
9
Pkg.
Code
Pkg.
Type
Temp.
Grade
70V9369L9PFG
PNG100
TQFP
C
70V9369L9PFG8
PNG100
TQFP
C
Orderable Part ID
6.42
16
70V9369L
High-Speed 3.3V 16K x 18 Dual-Port Synchronous Pipelined Static RAM
Industrial and Commercial Temperature Range
Datasheet Document History
01/08/02:
10/11/04:
Page 4
Page 5
Page 7
10/23/08:
07/26/10:
Page 9
Page 16
Page 1 & 16
Page 16
Page 1
Page 16
Page 7
Pages 8-12
06/20/15:
Page 2
Page 2
Page 2 & 16
Page 6
Page 16
02/22/18:
11/14/19:
Page 2
Page 16
Initial Public Release
Removed "Preliminary" status
Updated Truth Table II
Updated Absolute Maximum Ratings
Updated Capacitance table
Added 6ns speed grade and 7ns I-temp, removed 9ns I-temp and updated DC power numbers
in the DC Electrical Characteristics Table
Added 6ns speed grade and 7ns I-temp and removed 9ns I-temp AC timing numbers
from the AC Electrical Characteristics Table
Updated tOE for 7ns and 9ns speed grades
Added Timing Waveform of Left Port Write to Pipelined Right Port Read
Added 6ns speed grade and 7ns I-temp and removed 9ns I-temp to ordering information
Replaced old TM logo with new TM logo
Removed "IDT" from orderable part number
Added green parts availability to features
Added green indicator to ordering information
In order to correct the header notes of the AC Elect Chars Table and align them with the Industrial temp
range values located in the table, the commercial TA header note has been removed
In order to correct the footnotes of timing diagrams, CNTEN has been removed to reconcile the footnotes
witht he CNTEN logic definition found in Truth Table II - Address Counter Control
Removed IDT in reference to fabrication
Removed date for the 100-PIN TQFP configuration
The package code PN100-1 changed to PN100 to match standard package codes
Corrected typo in the Typical Output Derating drawing
Added Tape and Reel indicator to Ordering Information
Product Discontinuation Notice - PDN# SP-17-02
Last time buy expires June 15, 2018
Rotated PNG100 TQFP pin configuration to accurately reflect pin 1 orientation
Added Orderable Part Information table
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6.42
17
for Tech Support:
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