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74HCT4020DB Просмотр технического описания (PDF) - Philips Electronics
Номер в каталоге
Компоненты Описание
производитель
74HCT4020DB
14-stage binary ripple counter
Philips Electronics
74HCT4020DB Datasheet PDF : 7 Pages
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Philips Semiconductors
14-stage binary ripple counter
Fig.4 Functional diagram.
Fig.5 Logic diagram.
Product specification
74HC/HCT4020
FUNCTION TABLE
INPUTS
CP
MR
↑
L
↓
L
X
H
OUTPUTS
Q
0
, Q
3
to Q
13
no change
count
L
Notes
1. H = HIGH voltage level
L = LOW voltage level
X = don’t care
↑
= LOW-to-HIGH clock
transition
↓
= HIGH-to-LOW clock
transition
September 1993
Fig.6 Timing diagram.
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