SN74LS160A

http://onsemi.com

4

LS162A and LS163A

Symbol

Parameter

Limits

Unit

Test Conditions

Min

Typ

Max

Input HIGH Voltage

2.0

V

Guaranteed Input HIGH Voltage for

All Inputs

Input LOW Voltage

54

0.7

V

Guaranteed Input LOW Voltage for

All Inputs

74

0.8

Input Clamp Diode Voltage

−0.65

−1.5

V

Output HIGH Voltage

54

2.5

3.5

V

74

2.7

3.5

V

Output LOW Voltage

54, 74

0.25

0.4

V

per Truth Table

74

0.35

0.5

V

Input HIGH Current

Data, CEP, Clock

PE, CET, SR

20

40

μA

Data, CEP, Clock

PE, CET, SR

0.1

0.2

mA

Input LOW Current

Data, CEP, Clock, PE, SR

CET

−0.4

−0.8

mA

Short Circuit Current (Note 1)

−20

−100

mA

Power Supply Current

Total, Output HIGH

Total, Output LOW

31

32

mA

Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.

Symbol

Parameter

Limits

Unit

Test Conditions

Min

Typ

Max

Maximum Clock Frequency

25

32

MHz

Propagation Delay

Clock to TC

20

18

35

35

ns

Propagation Delay

Clock to Q

13

18

24

27

ns

Propagation Delay

CET to TC

9.0

9.0

14

14

ns

MR or SR to Q

20

28

ns

Symbol

Parameter

Limits

Unit

Test Conditions

Min

Typ

Max

Clock Pulse Width Low

25

ns

MR or SR Pulse Width

20

ns

Setup Time, other*

20

ns

Setup Time PE or SR

25

ns

Hold Time, data

3

ns

Hold Time, other

0

ns

Recovery Time MR to CP

15

ns

*CEP, CET, or DATA