CD54HC190_15 Datasheet, PDF (4/31 Pages) Texas Instruments – SYNCHORONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL

CD54HC190, CD74HC190
CD54HC191, CD74HC191, CD54HCT191, CD74HCT191
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL
SCHS275E − MARCH 2002 − REVISED OCTOBER 2003
’HC190 logic diagram (continued)
C
D
10
9
b
c
d
e
f
g
h
i
LOAD
DATA
j
TQ
CLK Q
FF2
LOAD
DATA
TQ
CLK Q
FF3
13
RCO
12
MAX/MIN
k
l
m
n
o
p
6 _QC
7
QD
4
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