IN74ALS161AD 查看數據表（PDF） - Integral Corp.
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IN74ALS161AD Datasheet PDF : 5 Pages
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IN74ALS161A
DC ELECTRICAL CHARACTERISTICS over full operating conditions
Guaranteed Limit
Symbol
Parameter
Test Conditions
Min
Max Unit
VIK Input Clamp Voltage
VCC = min, IIN = -18 mA
VOH High Level Output Voltage VCC = min, IOH = -0.4 mA
2.5
VOL Low Level Output Voltage VCC = min, IOL = 4 mA
VCC = min, IOL = 8 mA
IIH
High Level Input Current
VCC = max Data or enable P
-1.5
V
V
0.4
V
0.5
20
µA
VIN =2.7 V Load, clock or
40
enable T
Reset
20
II
Input current at maximum VCC = max Data or enable P
input voltage
VIN =7.0 V Load, clock or
enable T
0.1 mA
0.2
Reset
0.1
IIL
Low Level Input Current
VCC = max, VIN =0.4 V
IO
Output Short Circuit Current VCC = max, VO = 2.25 V
(Note 1)
-0.2 mA
-15
-112 mA
ICC
Supply Current
VCC = max
21
mA
Note 1: Not more than one output should be shorted at a time, and the duration should not exceed one second.
AC ELECTRICAL CHARACTERISTICS (TA=25°C, VCC = 5.0 V, CL = 50 pF, RL = 500 Ω, tr tf = 2
ns)
Symbol
Parameter
Min
Max
Unit
tPLH Propagation Delay, Clock to Ripple carry
tPHL Propagation Delay, Clock to Ripple carry
tPLH Propagation Delay, Clock (load input high) to Any Q
26
ns
23
ns
15
ns
tPHL Propagation Delay, Clock (load input high) to Any Q
17
ns
tPLH Propagation Delay, Clock (load input low) to Any Q
tPHL Propagation Delay, Clock (load input low) to Any Q
tPLH Propagation Delay, Enable T to Ripple carry
tPHL Propagation Delay, Enable T to Ripple carry
tPHL Propagation Delay, Reset to Any Q
tPHL Propagation Delay, Reset to Ripple carry
15
ns
17
ns
13
ns
13
ns
24
ns
28
ns
3
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