XBLW CD4043
Quad R/S Latch
General Description
The CD4043 is a quad R/S latch with 3-state outputs with a common output enable input (OE). Each latch has an
active HIGH set input (1S to 4S), an active HIGH reset input (1R to 4R) and an active HIGH 3-state output (1Q to
4Q).
When OE is HIGH, the latch output (nQ) is determined by the nR and nS inputs as shown in function table.
When OE is LOW, the latch outputs are in the high impedance OFF-state. OE does not affect the state of the latch.
The high impedance off-state feature allows common bussing of the outputs.
It operates over a recommended VDD power supply range of 3V to 15V referenced to VSS (usually ground).
Unused inputs must be connected to VDD, VSS , or another input.
Features
5V, 10V, and 15V parametric ratings
Standardized symmetrical output characteristics
Specified from -40℃ to +85℃
Packaging information: DIP16/SOP16/TSSOP16
ORDERING INFORMATION
DEVICE
Package Type
MARKING
Packing
Packing QTY
CD4043BE
CD4043BDTR
CD4043BTDTR
DIP-16
SOP-16
TSSOP-16
CD4043BE
CD4043B
CD4043B
Tube
Tape
Tape
1000/Box
2500/Reel
3000/Reel
XBLW version 1.0
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第 1 页 共 13 页
XBLW CD4043
Quad R/S Latch
Block Diagram And Pin Description
Block Diagram
Figure 1. Functional diagram
Figure 2. Logic diagram for one latch
Pin Configurations
XBLW version 1.0
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第 2 页 共 13 页
XBLW CD4043
Quad R/S Latch
Pin Description
Pin No.
Pin Name
Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
4Q
1Q
1R
1S
OE
2S
2R
VSS
2Q
3Q
3R
3S
NC
4S
4R
VDD
3-state buffered latch output
3-state buffered latch output
reset input(active HIGH)
set input (active HIGH)
common output enable input
set input(active HIGH)
reset input(active HIGH)
ground supply voltage
3-state buffered latch output
3-state buffered latch output
reset input(active HIGH)
set input(active HIGH)
not connected
set input(active HIGH)
reset input(active HIGH)
supply voltage
Function Table
OE
Inputs
nS
nR
Output
nQ
L
X
X
Z
H
L
H
L
H
H
X
H
H
L
L
latched
Note: [1] H=HIGH voltage level; L=LOW voltage level; X=don’t care; Z=high impedance state.
XBLW version 1.0
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第 3 页 共 13 页
XBLW CD4043
Quad R/S Latch
Electrical Parameter
Absolute Maximum Ratings
Parameter
Symbol
supply voltage
input clamping current
input voltage
output clamping current
output current
supply current
total power dissipation
power dissipation
storage temperature
VDD
IIK
VI
IOK
IO
IDD
Ptot
PD
Ttsg
soldering temperature
TL
Conditions
Min.
-0.5
-0.5
-65
VI < -0.5V or VI > VDD +0.5V
VO < -0.5V or VO > VDD+0.5V
VO=0V to VCC
per output
DIP
10s
SOP
Max.
+18
±10
VDD+0.5
±10
±10
50
500
100
+150
245
260
Unit
J
mA
V
mA
mA
mA
mW
mW
℃
℃
℃
Recommended Operating Conditions
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
supply voltage
input voltage
operating temperature
VDD
VI
Tamb
-
3
0
-40
-
15
VDD
+85
V
V
℃
XBLW version 1.0
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第 4 页 共 13 页
XBLW CD4043
Quad R/S Latch
Electrical Characteristics
DC Characteristics 1 (Tamb=25℃, voltages are referenced to VSS (ground=0V), unless otherwise specified.)
Parameter
supply current
Symbol
IDD
LOW-level
output current
IOL
HIGH-level
output current
IOH
LOW-level
output voltage
VOL
HIGH-level
output voltage
VOH
LOW-level
input voltage
VIL
HIGH-level
input voltage
VIH
input leakage
current
II
OFF-state output
current
IOZ
input
capacitance
CI
XBLW version 1.0
VO
Conditions(V)
VIN
VDD
Min.
Tamb=25℃
Typ.
Max.
Unit
-
0, 5
5
-
-
20
μA
-
0, 10
10
-
-
40
μA
-
0, 15
15
-
-
80
μA
0.4
0.5
1.5
4.6
2.5
9.5
13.5
0.5, 4.5
1, 9
1.5, 13.5
0.5, 4.5
1, 9
1.5, 13.5
0, 5
0, 10
0, 15
0, 5
0, 5
0, 10
0, 15
0, 5
0, 10
0, 15
0, 5
0, 10
0, 15
-
5
10
15
5
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
0.44
1.1
3.0
4.95
9.95
14.95
3.5
7
11
-
-0.44
-1.4
-1.1
-3.0
0.05
0.05
0.05
1.5
3
4
-
mA
mA
mA
mA
mA
mA
mA
V
V
V
V
V
V
V
V
V
V
V
V
-
0, 15
15
-
-
±1.0
μA
15
-
-
1.6
μA
15
-
-
1.6
μA
-
-
-
7.5
pF
nQ output HIGH;
returned to VDD
nQ output LOW;
returned to VSS
-
-
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第 5 页 共 13 页
XBLW CD4043
Quad R/S Latch
DC Characteristics 2
(Tamb=-40℃ to +85℃, voltages are referenced to VSS (ground=0V), unless otherwise specified.)
Parameter
supply
current
Symbol
IDD
LOW-level
output
current
IOL
HIGH-level
output
current
IOH
LOW-level
output
voltage
VOL
HIGH-level
output
voltage
VOH
LOW-level
input voltage
VIL
HIGH-level
input voltage
VIH
input leakage
current
II
OFF-state
output
current
IOZ
XBLW version 1.0
Conditions(V)
VO
VIN VDD
Tamb=-40℃
Min.
Max.
Tamb=+85℃
Min. Max.
Unit
-
0, 5
5
-
20
-
150
μA
-
0, 10
10
-
40
-
300
μA
-
0, 15
15
-
80
-
600
μA
0.4
0.5
1.5
4.6
2.5
9.5
13.5
0.5, 4.5
1, 9
1.5, 13.5
0.5, 4.5
1, 9
1.5, 13.5
0, 5
0, 10
0, 15
0, 5
0, 5
0, 10
0, 15
0, 5
0, 10
0, 15
0, 5
0, 10
0, 15
-
5
10
15
5
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
0.52
1.3
3.6
4.95
9.95
14.95
3.5
7
11
-0.52
-1.7
-1.3
-3.6
0.05
0.05
0.05
1.5
3
4
-
0.36
0.9
2.4
4.95
9.95
14.95
3.5
7
11
-0.36
-1.1
-0.9
-2.4
0.05
0.05
0.05
1.5
3
4
-
mA
mA
mA
mA
mA
mA
mA
V
V
V
V
V
V
V
V
V
V
V
V
-
0, 15
15
-
±0.1
-
±1.0
μA
15
-
1.6
-
12
μA
15
-
1.6
-
12
μA
nQ output HIGH;
returned to VDD
nQ output LOW;
returned to VSS
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第 6 页 共 13 页
XBLW CD4043
Quad R/S Latch
AC Characteristics (Tamb=25℃, VSS=0V, unless otherwise specified.)
Parameter
Symbol
Conditions
VDD
Min.
Typ.
Max.
Unit
5
10
15
5[1]
10
15
5[1][2]
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
5
10
15
30
20
16
30
20
16
90
35
25
65
25
15
60
30
30
45
25
20
50
20
15
40
26
25
45
30
30
15
10
8
15
10
8
180
70
50
135
50
35
120
60
60
90
50
40
100
40
30
80
60
50
90
60
60
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
[1]
HIGH to LOW
propagation delay
tPHL
nR→nQ;
see Figure 4
LOW to HIGH
propagation delay
tPLH
nS→nQ;
see Figure 4
transition time
tTHL, tTLH
HIGH to OFF-state
propagation delay
tPHZ
OE→nQ;
see Figure 5
LOW to OFF-state
propagation delay
tPLZ
OE→nQ;
see Figure 5
OFF-state to HIGH
propagation delay
tPZH
OE→nQ;
see Figure 5
OFF-state to LOW
propagation delay
tPZL
OE→nQ;
see Figure 5
pulse width
tW
nQ output;
see Figure 4
nS input HIGH;
minimum width;
see Figure 4
nR input HIGH;
minimum width;
see Figure 4
Note:
The typical values of the propagation delay and transition times are calculated from the extrapolation formulas shown
(CL in pF).
XBLW version 1.0
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第 7 页 共 13 页
XBLW CD4043
Quad R/S Latch
Testing Circuit
AC Testing Circuit
Figure 3. Test circuit for switching times
Definitions for test circuit:
DUT=Device Under Test
CL=Load capacitance including jig and probe capacitance.
RT=Termination resistance should be equal to the output impedance Zo of the pulse generator.
VEXT=External voltage for measuring switching times.
XBLW version 1.0
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第 8 页 共 13 页
XBLW CD4043
Quad R/S Latch
AC Testing Waveforms
Figure 4. Input minimum set (nS) and reset (nR) pulse widths, inputs nS or nR to latch output (nQ)
propagation delay and nQ transition time
Figure 5. Output enable (OE) to latch output (nQ) enable time (tPZL and tPZH) and disable time (tPLZ and tPHZ)
Measurement Points
Supply voltage
VDD
5V to 15V
Input
VI
VDD or 0V
VM
0.5×VDD
VM
0.5×VDD
Output
VX
0.1×VDD
VY
0.9×VDD
Test Data
Supply voltage
VDD
XBLW version 1.0
Input
VI
Load
tr , t f
CL
RL
tPLH,tPHL
VEXT
tPLZ,tPZL
文档仅供参考,实际应用测试为准
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tPHZ,tPZH
第 9 页 共 13 页
XBLW CD4043
Quad R/S Latch
5V to 15V
VDD
≤20ns
50pF
open
1KΩ
VDD
GND
Package Information
DIP16
Symbol
A
A1
A2
B
B1
C
D
E
E1
e
XBLW version 1.0
Dimensions In Millimeters
Min
Max
3.710
4.310
0.510
3.200
3.600
0.380
0.570
1.524(BSC)
0.204
0.360
18.800
19.200
6.200
6.600
7.320
7.920
2.540(BSC)
Dimensions In Inches
Min
Max
0.146
0.170
0.020
0.126
0.142
0.015
0.022
0.060(BSC)
0.008
0.014
0.740
0.756
0.244
0.260
0.288
0.312
0.100(BSC)
文档仅供参考,实际应用测试为准
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第 10 页 共 13 页
XBLW CD4043
Quad R/S Latch
L
E2
3.000
8.400
3.600
9.000
0.118
0.331
0.142
0.354
SOP16
Symbol
A
A1
A2
b
c
D
E
E1
e
L
XBLW version 1.0
Dimens ons In Millimeters
Min
Max
1.350
1.750
0.100
0.250
1.350
1.550
0.330
0.510
0.170
0.250
9.800
10.200
3.800
4.000
5.800
6.200
1.270(BSC)
0.400
1.270
Dimensi ons In Inches
Min
Max
0.053
0.069
0.004
0.010
0.053
0.061
0.013
0.020
0.007
0.010
0.386
0.402
0.150
0.157
0.228
0.244
0.050(BSC)
0.016
0.050
文档仅供参考,实际应用测试为准
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第 11 页 共 13 页
XBLW CD4043
Quad R/S Latch
0°
θ
8°
0°
8°
TSSOP16
MILLIMETER
MIN NOM MAX
SYMBOL
A
Al
A2
A3
b
bl
c
cl
D
E
E1
e
L
L1
θ
0.05
0.90
0.39
0.20
0.19
0.13
0.12
4.90
6.20
4.30
1.00
0.44
0.22
0.13
5.00
6.40
4.40
0.65BSC
0.60
1.00BSC
-
0.45
0
1.20
0.15
1.05
0.49
0.28
0.25
0.17
0.14
5.10
6.60
4.50
0.75
8°
Statements And Notes
Part name
Lead and
lead
compounds
Lead frame
○
Plastic resin
○
○
○
○
○
○
Chip
○
○
○
○
○
The lead
Plastic sheet
installed
○
○
○
○
○
○
○
○
explanation
Cadmium
and
cadmium
compounds
○
Hazardous substances or Elements
Polybro
Hexavalent
Polybro
minated
Dibutyl
chromium
minated
phthalate
biphenyl
compounds biphenyls
ethers
○
○
○
○
Mercury
and
mercury
compounds
○
Butyl
benzyl
phthalate
Di-2ethylhexyl
phthalate
Diisobutyl
phthalate
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○
○: Indicates that the content of hazardous substances or elements in the detection limit of the following the SJ/T11363-2006 standard.
×: Indicates that the content of hazardous substances or elements exceeding the SJ/T11363-2006 Standard limit requirements
XBLW version 1.0
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第 12 页 共 13 页
XBLW CD4043
Quad R/S Latch
Statement:
Shenzhen xinbole electronics co., ltd. reserves the right to change the product specifications, without notice!
Before placing an order, the customer needs to confirm whether the information obtained is the latest version,
and verify the integrity of the relevant information.
Any semiconductor product is liable to fail or malfunction under certain conditions, and the buyer shall be
responsible for complying with safety standards in the system design and whole machine manufacturing using
Shenzhen xinbole electronics co., ltd products, and take appropriate security measures to avoid the potential risk
of failure may result in personal injury or property losses of the situation occurred!
Product performance is never ending, Shenzhen xinbole electronics co., ltd will be dedicated to provide
customers with better performance, better quality of integrated circuit products.
XBLW version 1.0
文档仅供参考,实际应用测试为准
www.xinboleic.com 技术支持热线:4009682003
第 13 页 共 13 页