Alinco DR-61 OT/E, Service Manual

Page: 27 / 89

14) TC4S11F (XA0126)
NAND Gate
X=A • B
IN Ao-
IN B c
IN B
IN A
V S S
,________
y
OUT X
1
1
2
A
3 u
5 VDD
4
m i t y
15) TC4S66F (XA0115)
Bilateral Switch
IN/OUT
1
5
OUT/IN HE
VSS 3 4
4 CONT
16) TC4W53F (XA0319)
Multiplexer/Demultiplexer
Function Table
Control input
ON channel
INH A
L L ch
0
L H
ch
1
H
*
NONE
r Don't Care
L / I V V / I \ L / l U V j l U I I I
Q =>
r i
Q I—
C 1
m < c o
c o
i = >
INH
VEE
VSS
K
•
8
2
:>
/
c n
3
CO
6
T |
4 5
chO
ch
1