Heathkit H9 Manual page 84

Page 82
lntegrated Circuits (cont'd.)
443-8't2
0l
AZ
0 3
04
0 5
N C
CN D
OUT INH
NC
" cc
( +5 V)
NC
A9
A8
A7
NC
r l t 24
2zt
322
421
6
tg
t
tt
8
ti
9
to
Io
l 5
I I
14
12
13
0r lrR 0( 2)
BD R qll lRq r2 )
N
IN PU T
VC C Rq ll) Rc ir2 )
443-814
4-BIT SHIFT REGISTER
oJ IPtr Is
c l oc K;/
c.o(K ItsH tfl
QC
QD R-SH IFT (L O AD)
SER IAL A B C D
t40 DE
INPIJT ,-._F_,CoNTROL
IN PU TS
Q A Q B
O C
Q D
C KIC K
SER IAL INPIJ T
A B C
D
M OD E