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to make changes without further notice to any products herein. ON Semiconductor makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does ON Semiconductor assume any liability
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Semiconductor data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s
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74VCX162244
Low Voltage 16-Bit Buffer/Line Driver
with 3.6V Tolerant Inputs and Outputs
and 26: Series Resistor in Outputs
General Description
The VCX162244 contains sixteen non-inverting buffers
with 3-STATE outputs to be employed as a memory and
address driver, clock driver, or bus oriented transmitter/
receiver. The device is nibble (4-bit) controlled. Each nibble
has separate 3-STATE control inputs which can be shorted
together for full 16-bit operation.
The 74VCX162244 is designed for low voltage (1.2V to
3.6V) VCC applications with I/O capability up to 3.6V. The
74VCX162244 is also designed with 26: series resistors in
the outputs. This design reduces line noise in applications
such as memory address drivers, clock drivers, and bus
transceivers/transmitters.
The 74VCX162244 is fabricated with an advanced CMOS
technology to achieve high speed operation while maintaining low CMOS power dissipation.
Features
■ 1.2V to 3.6V VCC supply operation
■ 3.6V tolerant inputs and outputs
■ 26: series resistors in outputs
■ tPD
3.3 ns max for 3.0V to 3.6V VCC
■ Power-off high impedance inputs and outputs
■ Supports live insertion and withdrawal
■ Static Drive (IOH/IOL)
r12 mA @ 3.0V VCC
■ Uses proprietary noise/EMI reduction circuitry
■ Latch-up performance exceeds 300 mA
■ ESD performance:
Human body model ! 2000V
Machine model ! 200V
■ Also packaged in plastic Fine-Pitch Ball Grid Array
(FBGA)
Note 1: To ensure the high-impedance state during power up or power
down, OE should be tied to VCC through a pull-up resistor; the minimum
value of the resistor is determined by the current-sourcing capability of the
driver.
Ordering Code:
Order Number
Package Number
Package Description
74VCX162244G
(Note 2)(Note 3)
BGA54A
54-Ball Fine-Pitch Ball Grid Array (FBGA), JEDEC MO-205, 5.5mm Wide
74VCX162244MTD
(Note 3)
MTD48
48-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 6.1mm Wide
Note 2: Ordering Code “G” indicates Trays.
Note 3: Devices also available in Tape and Reel. Specify by appending suffix letter “X” to the ordering code.
Logic Symbol
© 2005 Fairchild Semiconductor Corporation
DS500040
www.fairchildsemi.com
74VCX162244 Low Voltage 16-Bit Buffer/Line Driver with 3.6V Tolerant Inputs and Outputs and 26: Series
Resistor in Outputs
August 1997
Revised June 2005
74VCX162244
Connection Diagrams
Pin Descriptions
Pin Assignment for TSSOP
Pin Names
Description
OEn
Output Enable Input (Active LOW)
I0–I15
Inputs
O0–O15
Outputs
NC
No Connect
FBGA Pin Assignments
1
2
3
4
5
6
A
O0
NC
OE1
OE2
NC
I0
B
O2
O1
NC
NC
I1
I2
C
O4
O3
VCC
VCC
I3
I4
D
O6
O5
GND
GND
I5
I6
E
O8
O7
GND
GND
I7
I8
F
O10
O9
GND
GND
I9
I10
I12
G
O12
O11
VCC
VCC
I11
H
O14
O13
NC
NC
I13
I14
J
O15
NC
OE4
OE3
NC
I15
Truth Tables
Inputs
Pin Assignment for FBGA
Outputs
OE1
I0–I3
O0–O3
L
L
L
L
H
H
H
X
Z
Inputs
Outputs
OE2
I4–I7
O4–O7
L
L
L
L
H
H
H
X
Z
(Top Thru View)
Inputs
Outputs
OE3
I8–I11
O8–O11
L
L
L
L
H
H
H
X
Z
Inputs
OE4
Outputs
I12–I15
L
L
L
L
H
H
H
X
Z
H HIGH Voltage Level
L LOW Voltage Level
X Immaterial (HIGH or LOW, inputs may not float)
Z High Impedance
www.fairchildsemi.com
2
O12–O15
puts are controlled by an Output Enable (OEn) input. When
OEn is LOW, the outputs are in the 2-state mode. When
OEn is HIGH, the standard outputs are in the high impedance mode but this does not interfere with entering new
data into the inputs.
The 74VCX162244 contains sixteen non-inverting buffers
with 3-STATE outputs. The device is nibble (4 bits) controlled with each nibble functioning identically, but independent of each other. The control pins may be shorted
together to obtain full 16-bit operation.The 3-STATE out-
Logic Diagram
3
www.fairchildsemi.com
74VCX162244
Functional Description
74VCX162244
Absolute Maximum Ratings(Note 4)
Recommended Operating
Conditions (Note 6)
0.5V to 4.6V
0.5V to 4.6V
Supply Voltage (VCC)
DC Input Voltage (VI)
Power Supply
Output Voltage (VO)
Outputs 3-STATE
Outputs Active (Note 5)
DC Input Diode Current (IIK) VI 0V
0.5V to 4.6V
0.5V to VCC 0.5V
50 mA
1.2V to 3.6V
0.3V to 3.6V
Input Voltage
Output in Active States
VO 0V
50 mA
50 mA
VO ! VCC
0.0V to 3.6V
Output Current in IOH/IOL
r50 mA
(IOH/IOL)
0V to VCC
Output in 3-State
DC Output Source/Sink Current
DC VCC or GND Current per
Storage Temperature Range (TSTG)
1.2V to 3.6V
Data Retention Only
Output Voltage (VO)
DC Output Diode Current (IOK)
Supply Pin (ICC or GND)
Operating
r100 mA
65qC to 150qC
VCC
3.0V to 3.6V
VCC
2.3V to 2.7V
VCC
1.65V to 2.3V
VCC
1.4V to 1.6V
VCC
1.2V
Free Air Operating Temperature (TA)
r12 mA
r8 mA
r3 mA
r2 mA
r100 PA
40qC to 85qC
Minimum Input Edge Rate ('t/'V)
VIN
0.8V to 2.0V, VCC
3.0V
10 ns/V
Note 4: The Absolute Maximum Ratings are those values beyond which
the safety of the device cannot be guaranteed. The device should not be
operated at these limits. The parametric values defined in the Electrical
Characteristics tables are not guaranteed at the Absolute Maximum Ratings. The “Recommended Operating Conditions” table will define the conditions for actual device operation.
Note 5: IO Absolute Maximum Rating must be observed.
Note 6: Floating or unused inputs must be held HIGH or LOW.
DC Electrical Characteristics (2.7V VCC d 3.6V)
Symbol
VIH
VIL
Parameter
Conditions
HIGH Level Input Voltage
LOW Level Input Voltage
VCC
(V)
Min
2.7 - 3.6
2.0
2.3 - 2.7
1.6
1.65 - 2.3
0.65 x VCC
1.4 - 1.6
0.65 x VCC
1.2
0.65 x VCC
2.7 - 3.6
HIGH Level Output Voltage
www.fairchildsemi.com
IOH
100 PA
0.8
0.7
1.65 - 2.3
0.35 x VCC
1.4 - 1.6
0.35 x VCC
V
0.5 x VCC
2.7 - 3.6
VCC - 0.2
2.2
IOH
6 mA
2.7
IOH
8 mA
3.0
2.4
IOH
12 mA
3.0
2.2
IOH
100 PA
2.7 - 3.6
VCC - 0.2
IOH
4 mA
2.3
2.0
IOH
6 mA
2.3
1.8
IOH
8 mA
2.3
1.7
IOH
100 PA
1.65 - 2.3
VCC - 0.2
IOH
3 mA
IOH
100 PA
IOH
1 mA
1.4
1.05
IOH
100 PA
1.2
VCC - 0.1
4
Units
V
2.3 - 2.7
1.2
VOH
Max
1.65
1.25
1.4 - 1.6
VCC - 0.2
V
Symbol
Parameter
(Continued)
VCC
Conditions
Min
Max
Units
(V)
VOL
LOW Level Output Voltage
IOL
100 PA
IOL
6 mA
IOL
IOL
2.7 - 3.6
0.2
2.7
0.4
8 mA
3.0
0.55
12 mA
3.0
0.8
IOL
100 PA
2.7 - 3.6
0.2
IOL
6 mA
2.3
0.4
IOL
8 mA
2.3
0.6
IOL
100 PA
IOL
3 mA
IOL
100 PA
IOL
1 mA
IOL
100 PA
II
Input Leakage Current
0 d VI d 3.6V
IOZ
3-STATE Output Leakage
0 d VO d 3.6V
VI
V IH or VIL
IOFF
Power-OFF Leakage Current
0 d (VI, VO) d 3.6V
ICC
Quiescent Supply Current
VI
'ICC
Increase in ICC per Input
VIH
V CC or GND
VCC d (VI, VO) d 3.6V (Note 7)
VCC 0.6V
1.65 - 2.3
0.2
1.65
0.3
V
1.4 - 1.6
0.2
1.4
0.35
1.2
0.1
1.2 - 3.6
r5.0
PA
1.2 - 3.6
r10
PA
0
10
1.2 - 3.6
20
PA
1.2 - 3.6
r20
PA
2.7 - 3.6
750
PA
Note 7: Outputs disabled or 3-STATE only.
AC Electrical Characteristics (Note 8)
Symbol
tPHL,
Parameter
Propagation Delay
VCC
Conditions
CL
30 pF, RL
500:
tPLH
CL
tPZL,
Output Enable Time
CL
15 pF, RL
30 pF, RL
2k:
500:
tPZH
CL
tPLZ,
Output Disable Time
CL
15 pF, RL
30 pF, RL
2k:
500:
tPHZ
CL
tOSHL
Output to Output Skew
tOSLH
(Note 9)
CL
CL
Note 8: For CL
15 pF, RL
30 pF, RL
15 pF, RL
2k:
500:
40qC to 85qC
Min
Max
3.3 r 0.3
0.8
3.3
2.5 r 0.2
1.0
3.8
1.8 r 0.15
1.5
7.6
1.5 r 0.1
1.0
15.2
1.2
1.5
38
3.3 r 0.3
0.8
3.8
2.5 r 0.2
1.0
5.1
1.8 r 0.15
1.5
9.8
1.5 r 0.1
1.0
19.6
1.2
1.5
49
3.3 r 0.3
0.8
3.6
2.5 r 0.2
1.0
4.0
1.8 r 0.15
1.5
7.2
1.5 r 0.1
1.0
14.4
1.2
1.5
36
3.3 r 0.3
2k:
TA
(V)
Units
Figure
Number
Figures
1, 2
ns
Figures
5, 6
Figures
1, 3, 4
ns
Figures
5, 7, 8
Figures
1, 3, 4
ns
Figures
5, 7, 8
0.5
2.5 r 0.2
0.5
1.8 r 0.15
0.75
1.5 r 0.1
1.5
1.2
1.5
ns
50 PF, add approximately 300 ps to the AC maximum specification.
Note 9: Skew is defined as the absolute value of the difference between the actual propagation delay for any two separate outputs of the same device. The
specification applies to any outputs switching in the same direction, either HIGH-to-LOW (tOSHL) or LOW-to-HIGH (tOSLH).
5
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74VCX162244
DC Electrical Characteristics (2.7V < VCC £ 3.6V)
74VCX162244
Dynamic Switching Characteristics
Symbol
VOLP
VOLV
VOHV
Parameter
Quiet Output Dynamic Peak VOL
Quiet Output Dynamic Valley VOL
Quiet Output Dynamic Valley VOH
Conditions
CL
CL
CL
30 pF, VIH
30 pF, VIH
30 pF, VIH
VCC, VIL
VCC, VIL
VCC, VIL
0V
0V
0V
VCC
TA 25qC
(V)
Typical
1.8
0.15
2.5
0.25
3.3
0.35
1.8
0.15
2.5
0.25
3.3
0.35
1.8
1.55
2.5
2.05
3.3
2.65
Units
V
V
V
Capacitance
Symbol
Parameter
CIN
Input Capacitance
VCC
COUT
Output Capacitance
VI
0V or VCC, VCC
CPD
Power Dissipation Capacitance
VI
0V or VCC, f
www.fairchildsemi.com
TA 25qC
Conditions
1.8, 2.5V or 3.3V, VI
6
Typical
0V or VCC
1.8V, 2.5V or 3.3V
10 MHz, VCC
1.8V, 2.5V or 3.3V
Units
6
pF
7
pF
20
pF
74VCX162244
AC Loading and Waveforms (VCC 3.3V r 0.3V to 1.8V r 0.15V)
TEST
SWITCH
tPLH, tPHL
Open
tPZL, tPLZ
6V at VCC 3.3 r 0.3V;
VCC x 2 at VCC 2.5 r 0.2V; 1.8 r 0.15V
tPZH, tPHZ
GND
FIGURE 1. AC Test Circuit
FIGURE 2. Waveform for Inverting and Non-Inverting Functions
FIGURE 3. 3-STATE Output High Enable and Disable Times for Low Voltage Logic
FIGURE 4. 3-STATE Output Low Enable and Disable Times for Low Voltage Logic
Symbol
VCC
3.3V r 0.3V
2.5V r 0.2V
1.8V r 0.15V
Vmi
1.5V
VCC/2
VCC/2
Vmo
1.5V
VCC/2
VCC/2
VX
VOL 0.3V
VOL 0.15V
VOL 0.15V
VY
VOH 0.3V
VOH 0.15V
VOH 0.15V
7
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74VCX162244
AC Loading and Waveforms (VCC 1.5V r 0.1V to 1.2V)
TEST
SWITCH
tPLH, tPHL
Open
tPZL, tPLZ
1.5V r 0.1V
VCC x 2 at VCC
tPZH, tPHZ
GND
FIGURE 5. AC Test Circuit
FIGURE 6. Waveform for Inverting and Non-Inverting Functions
FIGURE 7. 3-STATE Output High Enable and Disable Times for Low Voltage Logic
FIGURE 8. 3-STATE Output Low Enable and Disable Times for Low Voltage Logic
VCC
Symbol
1.5V r 0.1V
VCC/2
Vmi
www.fairchildsemi.com
Vmo
VCC/2
VX
VOL 0.1V
VY
VOL 0.1V
8
74VCX162244
Physical Dimensions inches (millimeters) unless otherwise noted
54-Ball Fine-Pitch Ball Grid Array (FBGA), JEDEC MO-205, 5.5mm Wide
Package Number BGA54A
9
www.fairchildsemi.com
74VCX162244 Low Voltage 16-Bit Buffer/Line Driver with 3.6V Tolerant Inputs and Outputs and 26: Series
Resistor in Outputs
Physical Dimensions inches (millimeters) unless otherwise noted (Continued)
48-Lead Thin Shrink Small Outline Package (TSSOP), JEDEC MO-153, 6.1mm Wide
Package Number MTD48
Fairchild does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and
Fairchild reserves the right at any time without notice to change said circuitry and specifications.
LIFE SUPPORT POLICY
FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT
DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD
SEMICONDUCTOR CORPORATION. As used herein:
2. A critical component in any component of a life support
device or system whose failure to perform can be reasonably expected to cause the failure of the life support
device or system, or to affect its safety or effectiveness.
1. Life support devices or systems are devices or systems
which, (a) are intended for surgical implant into the
body, or (b) support or sustain life, and (c) whose failure
to perform when properly used in accordance with
instructions for use provided in the labeling, can be reasonably expected to result in a significant injury to the
user.
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www.fairchildsemi.com
10
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are trademarks of Semiconductor Components Industries, LLC dba ON Semiconductor or its subsidiaries in the United States and/or other countries.
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ON Semiconductor makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does ON Semiconductor assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
Buyer is responsible for its products and applications using ON Semiconductor products, including compliance with all laws, regulations and safety requirements or standards,
regardless of any support or applications information provided by ON Semiconductor. “Typical” parameters which may be provided in ON Semiconductor data sheets and/or
specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer
application by customer’s technical experts. ON Semiconductor does not convey any license under its patent rights nor the rights of others. ON Semiconductor products are not
designed, intended, or authorized for use as a critical component in life support systems or any FDA Class 3 medical devices or medical devices with a same or similar classification
in a foreign jurisdiction or any devices intended for implantation in the human body. Should Buyer purchase or use ON Semiconductor products for any such unintended or unauthorized
application, Buyer shall indemnify and hold ON Semiconductor and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and
expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such
claim alleges that ON Semiconductor was negligent regarding the design or manufacture of the part. ON Semiconductor is an Equal Opportunity/Affirmative Action Employer. This
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