PI74LCX16374(2002) 데이터 시트보기 (PDF) - Pericom Semiconductor

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PI74LCX16374
(Rev.:2002)

Fast CMOS 3.3V 16-Bit Register (3-State)

Pericom Semiconductor 

PI74LCX16374

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Product Pin Description

Pin Name

xOE

XCLK

XDX

XOX

GND

VCC

Description

3-State Output Enable Inputs (Active LOW)

Clock Inputs

Data Inputs

3-State Outputs

Ground

Power

Product Pin Configuration

1OE

1O0

1O1

GND

1O2

1O3

VCC

1O4

1O5

GND

1O6

1O7

2O0

2O1

GND

2O2

2O3

VCC

2O4

2O5

GND

2O6

2O7

2OE

1

48

2

47

3

46

4

45

5

44

6

43

7

42

8

41

9

40

10

11

48-Pin

V48

39

38

12 A48 37

13

36

14

35

15

34

16

33

17

32

18

31

19

30

20

29

21

28

22

27

23

26

24

25

1CLK

1D0

1D1

GND

1D2

1D3

VCC

1D4

1D5

GND

1D6

1D7

2D0

2D1

GND

2D2

2D3

VCC

2D4

2D5

GND

2D6

2D7

2CLK

Truth Table(1)

Inputs(1)

Outputs(1)

Function

xDx xCLK xOE

xOx

X

L

H

Z

High-Z

X

H

H

Z

L

↑

L

L

H

↑

L

H

Load Register

L

↑

H

Z

H

↑

H

Z

X

H or L

L

O0

Note:

1. H = High Voltage Level, X = Don’t Care,

L = Low Voltage Level, Z = High Impedance

2

PS2090B 09/19/02

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