HD74HC640 查看數據表（PDF） - Hitachi -> Renesas Electronics
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HD74HC640 Datasheet PDF : 11 Pages
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HD74HC643
HD74HC640/HD74HC643
DIR 1
A1 2
A2 3
A3 4
A4 5
A5 6
A6 7
A7 8
A8 9
GND 10
20 VCC
19 Enable G
18 B1
17 B2
16 B3
15 B4
14 B5
13 B6
12 B7
11 B8
(Top View)
Absolute Maximum Ratings
Item
Supply voltage range
Input voltage
Output voltage
Output current
DC current drain per VCC , GND
DC input diode current
DC output diode current
Power Dissipation per package
Storage temperature
Symbol
VCC
VIN
VOUT
I OUT
ICC, IGND
I IK
I OK
PT
Tstg
Rating
–0.5 to +7.0
–0.5 to VCC + 0.5
–0.5 to VCC + 0.5
±35
±75
±20
±20
500
–65 to +150
Unit
V
V
V
mA
mA
mA
mA
mW
°C
3
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