Aiwa NSX-MT960 Service Manual page 34

BU4052BCF
Vf19 160
T
I
INH 60
A 100
LEVEL
COVER
BINARY TO I OF 4
B 90 -TER
BECOBER WITH INHIBIT
TRUTH TABLE
lNHIBITI A I B
I ON SWITCH
L
LIL Xo Yo
L
H L xl Y1
L
L H
x2 Y2
L
H H
x3 Y3
H
x x NONE
10 ~,~
8-STAGE
CLOCK 5HIFT REGISTER g
QS
b)
—--rr---
::~'
'TROBE+
8-BIT
LATCHES
1
Ww-+-%m
Q1
A A
~"'
PARALLEL OUTPUT
BU4066BCF
IN/OUTl
Vflfl
OUT/l Nl
CONT1
ouT/l N2
CONT4
[ N/ouT2
1N/ouT4
CONT2
ouT/IN4
CONT3
ouT/l N3
Vss I N/ouT3
(TOP VIEW)
TRUTH TABLE
SERIAL
OUTPUT
CONTROL
ImPedonce Between
IN/OUT-OUT/IN
H
O.s-sxlozsl
L
>
Iogf.1
50