74HCT401 Philips, 74HCT401 Datasheet - Page 3
74HCT401
Manufacturer Part Number
74HCT401
Description
8-bit synchronous BCD down counter
Manufacturer
Philips
Datasheet
1.74HCT401.pdf
(11 pages)
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Philips Semiconductors
2. For HC the condition is V
ORDERING INFORMATION
See
PIN DESCRIPTION
December 1990
PIN NO.
1
2
3
4, 5, 6, 7, 10, 11, 12, 13
8
9
14
15
16
8-bit synchronous BCD down counter
For HCT the condition is V
“74HC/HCT/HCU/HCMOS Logic Package Information”
Fig.1 Pin configuration.
I
I
= GND to V
= GND to V
SYMBOL
CP
MR
TE
P
GND
PL
TC
PE
V
0
CC
to P
7
CC
CC
1.5 V
Fig.2 Logic symbol.
NAME AND FUNCTION
clock input (LOW-to-HIGH, edge-triggered)
asynchronous master reset input (active LOW)
terminal enable input
jam inputs
ground (0 V)
asynchronous preset enable input (active LOW)
terminal count output (active LOW)
synchronous preset enable input (active LOW)
positive supply voltage
3
.
Fig.3 IEC logic symbol.
74HC/HCT40102
Product specification