PI74LCX16374 查看數據表（PDF） - Pericom Semiconductor Corporation
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PI74LCX16374 Datasheet PDF : 7 Pages
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Product Pin Description
Pin Name
xOE
XCLK
XDX
XOX
GND
V
DD
Description
3-State Output Enable Inputs (Active
LOW)
Clock Inputs
Data Inputs
3-State Outputs
Ground
Power
PI74LCX16374
3.3V 16-BIT REGISTER (3-STATE)
Truth Table
Inputs(1)
Function
xDx
xCLK
xOE
X
L
H
High - Z
X
H
H
L
↑
L
H
↑
L
Load
Register
L
↑
H
H
↑
H
X
H or L
L
Note:
1. H = High Voltage Level, X = Don’t Care,
L = Low Voltage Level, Z = High Impedance
Outputs(1)
xOx
Z
Z
L
H
Z
Z
O
0
Product Pin Configuration
1OE 1
1O0 2
1O1 3
GND 4
1O2 5
1O3 6
VDD 7
1O4 8
1O5 9
GND 10
1O6 11
1O7 12
2O0 13
2O1 14
GND 15
2O2 16
2O3 17
VDD 18
2O4 19
2O5 20
GND 21
2O6 22
2O7 23
2OE 24
48 1CLK
47 1D0
46 1D1
45 GND
44 1D2
43 1D3
42 VDD
41 1D4
40 1D5
39 GND
38 1D6
37 1D7
36 2D0
35 2D1
34 GND
33 2D2
32 2D3
31 VDD
30 2D4
29 2D5
28 GND
27 2D6
26 2D7
25 2CLK
09-0005
2
PS2090E
11/16/09
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