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74AHC157

Quad 2-input multiplexer

Philips Electronics 

Philips Semiconductors

Quad 2-input multiplexer

Product specification

74AHC157;

74AHCT157

74AHCT family

Over recommended operating conditions; voltage are referenced to GND (ground = 0 V).

SYMBOL PARAMETER

VIH

HIGH-level input

voltage

VIL

LOW-level input

voltage

VOH

HIGH-level output

voltage; all

outputs

HIGH-level output

voltage

VOL

LOW-level output

voltage; all

outputs

LOW-level output

voltage

II

input leakage

current

IOZ

3-state output

OFF current

ICC

∆ICC

CI

quiescent supply

current

additional

quiescent supply

current per input

pin

input capacitance

TEST CONDITIONS

OTHER

25

VCC (V)

MIN. TYP.

4.5 to 5.5 2.0 −

4.5 to 5.5 − −

VI = VIH or VIL; 4.5

IO = −50 µA

VI = VIH or VIL; 4.5

IO = −8.0 mA

VI = VIH or VIL; 4.5

IO = 50 µA

4.4 4.5

3.94 −

−0

VI = VIH or VIL; 4.5

IO = 8 mA

VI = VIH or VIL

5.5

−−

−−

VI = VIH or VIL; 5.5

VO = VCC or GND

per input pin;

−−

other inputs at

VCC or GND;

IO = 0

VI = VCC or GND; 5.5

IO = 0

−−

VI = VCC − 2.1 V 4.5 to 5.5 − −

other inputs at

VCC or GND;

IO = 0

−

−3

Tamb (°C)

−40 to +85 −40 to +125 UNIT

MAX. MIN. MAX. MIN. MAX.

−

2.0 −

2.0 −

V

0.8 − 0.8 − 0.8 V

−

4.4 −

4.4 −

V

−

3.8 −

3.70 −

V

0.1 − 0.1 − 0.1 V

0.36 −

0.1 −

±0.25 −

0.44 −

1.0 −

±2.5 −

0.55 V

2.0 µA

±10.0 µA

4.0 −

1.35 −

40 −

1.5 −

80 µA

1.5 mA

10 − 10 − 10 pF

1999 Sep 24

8

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