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Description
74HC393 View Datasheet(PDF) - Philips Electronics
Part Name
Description
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74HC393
Dual 4-bit binary ripple counter
Philips Electronics
74HC393 Datasheet PDF : 7 Pages
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Philips Semiconductors
Dual 4-bit binary ripple counter
PIN DESCRIPTION
PIN NO.
1, 13
2, 12
3, 4, 5, 6, 11, 10, 9, 8
7
14
SYMBOL
1CP, 2CP
1MR, 2MR
1Q
0
to 1Q
3
, 2Q
0
to 2Q
3
GND
V
CC
Product specification
74HC/HCT393
NAME AND FUNCTION
clock inputs (HIGH-to-LOW, edge-triggered)
asynchronous master reset inputs (active HIGH)
flip-flop outputs
ground (0 V)
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
December 1990
3
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