74VCX162245TTR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

74VCX162245TTR

LOW VOLTAGE CMOS 16-BIT BUS TRANSCEIVER (3-STATE) WITH 3.6V TOLERANT INPUTS AND OUTPUTS

STMicroelectronics 

74VCX162245

plications.

All inputs and outputs are equipped with

protection circuits against static discharge, giving

INPUT AND OUTPUT EQUIVALENT CIRCUIT

them 2KV ESD immunity and transient excess

voltage. All floating bus terminals during High Z

State must be held HIGH or LOW.

PIN DESCRIPTION

PIN No

SYMBOL NAME AND FUNCTION

1

2, 3, 5, 6, 8, 9,

11, 12

13, 14, 16, 17,

19, 20, 22, 23

24

25

36, 35, 33, 32,

30, 29, 27, 26

47, 46, 44, 43,

41, 40, 38, 38

48

4, 10, 15, 21,

28, 34, 39, 45

7, 18, 31, 42

1DIR

1B1 to 1B8

2B1 to 2B8

2DIR

2G

2A1 to 2A8

1A1 to 1A8

1G

GND

VCC

Directional Control

Data Inputs/Outputs

Data Inputs/Outputs

Directional Control

Output Enable Input

Data Inputs/Outputs

Data Inputs/Outputs

Output Enable Input

Ground (0V)

Positive Supply Voltage

TRUTH TABLE

INPUTS

G

DIR

L

L

L

H

H

X

X : Don‘t Care

Z : High Impedance

FUNCTION

OUTPUT

A BUS B BUS

OUTPUT INPUT

INPUT OUTPUT

Z

Z

Yn

A=B

B=A

Z

IEC LOGIC SYMBOLS

2/13

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