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Hitachi MB-6890 Service Manual page 11

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type
no.
Na
i
28
HD74LSl57P
I
HD74LSI58P
HD14LS1e4P
__§g_
31
sN14Ls1seP
""
32
HD74LSl74P
_:ET
HD74LSl75P
gate
T a
sN741.s245N
E
HD74LS257P
HD?"-5283?
__§§_a
37
HD74LS367AP
Vi?
HD74S04P
E
H - 3 7 4 5 0 5
40
SN74S163N
'T
Hrmosp
Z
Hm41s3P
43
HD74159P
44
HD75l08AP
'Teena
HD751saP
E;
HD75189P
47
LMSGSCN
circuit
no.
IC111
Icas,
IC51,
ICI"
Icus
IC42
xcm
1ca91c11,
IC81,
xcsz
rcse,
ICIOS,
XC109
Icus
Icue
arcs
IC114
IC113,
1C4
Iclo
1c1,
ics,
rcs,
xcle,
Iczo,
IC41,
lcvs
Icso,
IC139
IC79,
Icsa,
1c14o
IC43
IIC132
J
IC37
IC135
1C52, xcsa,
IC54,
IC55
IC86
IC128
IC119
IC120
lC127
9
function
de-selector/rfzultiplexer
--
--
bit
8
parallel
ahlft
bit
3
shift
reg.
D
flip
type
flop
"
-'
bus
tranceiver
Seleeterhultiplexe-
data
Q
4
bit
decimal
adder
bus
driver
inverter
collector
inverter
open
bit
4
counter
inverter
collector
open
data
Selecter/multiplØxe
decade):/demultiplexer
duel
line
receiver
line
receiver
quad
"
"
FSK
sig.
demodulation
req!
PL

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