HD74HC423A View Datasheet(PDF) - Renesas Electronics
Part Name
Description
View to exact match
HD74HC423A Datasheet PDF : 9 Pages
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HD74HC423A
Pin Arrangement
1A 1
1B 2
1CLR 3
1Q 4
2Q 5
2Cext 6
2Rext/Cect 7
GND 8
CLR
CLR
16 VCC
15 1Rext/Cext
14 1Cext
13 1Q
12 2Q
11 2CLR
10 2B
9 2A
(Top view)
Logic Diagram (1/2)
Rext Cext
A
B
CLR
VCC
VH
VL
OUT
Q
CK
CK
Q
CLR
To Another
Transceiver
Absolute Maximum Ratings
Item
Symbol
Ratings
Unit
Supply voltage range
Input / Output voltage
Input / Output diode current
Output current
VCC, GND current
Power dissipation
Storage temperature
VCC
VIN, VOUT
IIK, IOK
IOUT
ICC or IGND
PT
Tstg
–0.5 to 7.0
V
–0.5 to VCC +0.5
V
±20
mA
±25
mA
±50
mA
500
mW
–65 to +150
°C
Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of
which may be realized at the same time.
Rev.2.00 Mar 30, 2006 page 2 of 8
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