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74HC4051

8-channel analog multiplexer/demultiplexer

Philips Electronics 

Philips Semiconductors

8-channel analog multiplexer/demultiplexer

Product specification

74HC/HCT4051

DC CHARACTERISTICS FOR 74HCT

Voltages are referenced to GND (ground = 0)

SYMBOL PARAMETER

Tamb (°C)

74HCT

+25

−40 to +85

min. typ. max. min. max.

VIH

HIGH level

2.0 1.6

2.0

input voltage

VIL

LOW level

input voltage

1.2 0.8

0.8

± II

input leakage

current

0.1

1.0

± IS

analog switch

OFF-state

current per

channel

± IS

analog switch

OFF-state

current all

channels

± IS

analog switch

ON-state

current

ICC

quiescent

supply current

0.1

1.0

0.4

4.0

0.4

4.0

8.0

80.0

16.0

160.0

∆ICC

additional

quiescent

100 360

450

supply current

per input pin

for unit load

coefficient is 1

(note 1)

TEST CONDITIONS

−40 to +125

UNIT

VCC

(V)

VEE

(V)

Vi

min. max.

OTHER

2.0

V 4.5

to

5.5

0.8 V 4.5

to

5.5

1.0 µA 5.5 0

VCC

or

GND

1.0 µA 10.0 0

VIH |VS| =

or VCC − VEE

VIL (see Fig.10)

4.0 µA 10.0 0

VIH |VS| =

or VCC −VEE

VIL (see Fig.10)

4.0 µA

160.0 µA

320.0

490 µA

10.0

5.5

5.0

4.5

to

5.5

0

0

−5.0

0

VIH

or

VIL

VCC

or

GND

VCC

− 2.1

V

|VS| =

VCC−VEE

(see Fig.11)

Vis =VEE or

VCC;

Vos = VCC

or VEE

other inputs

at VCC or

GND

Note to HCT types

1. The value of additional quiescent supply current (∆ ICC) for a unit load of 1 is given here.

To determine ∆ICC per input, multiply this value by the unit load coefficient shown in the table below.

INPUT

Sn

E

UNIT LOAD COEFFICIENT

0.50

0.50

December 1990

9

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