74ACT16373 查看數據表（PDF） - STMicroelectronics

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74ACT16373

16-BIT D-TYPE LATCH WITH 3-STATE OUTPUTS (NON INVERTED)

STMicroelectronics 

74ACT16373

INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION

PIN No

SYMBOL NAME AND FUNCTION

1

1OE 3 State Output Enable

Input (Active LOW)

2, 3, 5, 6, 8, 9, 1Q0 to 1Q7 3-State Outputs

11, 12

13, 14, 16, 17, 2Q0 to 2Q7 3-State Outputs

19, 20, 22, 23

24

2OE 3 State Output Enable

Input (Active LOW)

25

2LE Latch Enable Input

36, 35, 33, 32, 2D0 to 2D7 Data Inputs

30, 29, 27, 26

47, 46, 44, 43, 1D0 to 1D7 Data Inputs

41, 40, 38, 37

48

1LE Latch Enable Input

4, 10, 15, 21,

28, 34, 39, 45

GND

Ground (0V)

7, 18, 31, 42

VCC Positive Supply Voltage

TRUTH TABLE

INPUTS

OUTPUT

OE

LE

D

Q

H

X

X

Z

L

L

X

NO CHANGE *

L

H

L

L

L

H

H

H

X : Don‘t Care

Z : High Impedance

* : Q outputs are latched at the time when the LE input is taken low

logic level.

IEC LOGIC SYMBOLS

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