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SL74LS157

Quad 2-Input Data Selector/Multiplexer

System Logic Semiconductor 

SL74LS157

MAXIMUM RATINGS*

Symbol

Parameter

Value

Unit

VCC Supply Voltage

VIN

Input Voltage

VOUT Output Voltage

Tstg Storage Temperature Range

7.0

V

7.0

V

5.5

V

-65 to +150

°C

*Maximum Ratings are those values beyond which damage to the device may occur.

Functional operation should be restricted to the Recommended Operating Conditions.

RECOMMENDED OPERATING CONDITIONS

Symbol

Parameter

VCC

Supply Voltage

VIH

High Level Input Voltage

VIL

Low Level Input Voltage

IOH

High Level Output Current

IOL

Low Level Output Current

TA

Ambient Temperature Range

Min Max Unit

4.75 5.25

V

2.0

V

0.8

V

-0.4 mA

8.0

mA

0

+70

°C

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

2.7

VOL Low Level Output Voltage

VCC = min, IOL = 4 mA

VCC = min, IOL = 8 mA

IIH

High Level Input Current

VCC = max

for pins 1,15

VIN = 2.7 V

A or B input

VCC = max

for pins 1,15

VIN = 7.0 V

A or B input

IIL

Low Level Input Current

VCC = max

for pins 1,15

VIN = 0.4 V

A or B input

IO

Output Short Circuit Current

VCC = max, VO = 0 V

-20

(Note 1)

-1.5

V

V

0.4

V

0.5

40

µA

20

0.2

mA

0.1

-0.8 mA

-0.4

-100 mA

ICC

Supply Current

VCC = max (Note 2)

16

mA

Note 1: Not more than one output should be shorted at a time, and the duration should not exceed one second.

Note 2: ICC is measured with all outputs open, and 4.5 V applied to all inputs.

SLS

System Logic

Semiconductor

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