74LCX16373 datasheet(2/10 Pages) STMICROELECTRONICS

部件名	74LCX16373

功能描述	LOW VOLTAGE CMOS 16-BIT D-TYPE LATCH (3-STATE) WITH 5V TOLERANT INPUTS AND OUTPUTS

PDF	10 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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74LCX16373

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INPUT AND OUTPUT EQUIVALENT CIRCUIT

PIN DESCRIPTION

TRUTH TABLE

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

PIN No

SYMBOL

NAME AND FUNCTION

1OE

3 State Output Enable

Input (Active LOW)

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

11, 12

1Q0 to 1Q7 3-State Outputs

13, 14, 16, 17,

19, 20, 22, 23

2Q0 to 2Q7 3-State Outputs

2OE

3 State Output Enable

Input (Active LOW)

2LE

Latch Enable Input

36, 35, 33, 32,

30, 29, 27, 26

2D0 to 2D7 Data Inputs

47, 46, 44, 43,

41, 40, 38, 37

1D0 to 1D7 Data Inputs

1LE

Latch Enable Input

4, 10, 15, 21,

28, 34, 39, 45

GND

Ground (0V)

7, 18, 31, 42

VCC

Positive Supply Voltage

INPUTS

OUTPUT

NO CHANGE *

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