NAD C 325BEE Service Manual page 11

CD4094
KEY BOARD IC74&IC75
2 D
CL
CL
CLOCK
*
3 CL
CL
STROBE
*
TR
1
TR
OUTPUT ENABLE
*
15
TL082D
MAIN BOARD IC41&IC42&IC43
PIN CONFIGURATION
1
STROBE
DATA 2
3
CLK
Q1 4
5
Q2
6
Q3
7
Q4
8
VSS
Q Q
D
1 2
CL
CL
TR
TR
TR
TR
TR
LATCH
2
TR
LATCH
1
3 - STSTE 3 -
STATE
1
2
p n n
VSS
VDD
4 6
5
Q1 Q2 Q3
1
OUTPUT A
2
INVERTING INPUT A
3
NON-INVERTING INPUT A
4
V-
11
16
VDD
15
OUTPUT ENABLE
14 Q5
13
Q6
12
Q7
11
Q8
10
Q'S
9
QS
CL
p
D Q
n
8
CL
CL
CL
CL Q
p
n
CL
STAGES
3 - 7
TR
LATCH
TR
8
3
STATE
8
7 14 13 12 11
Q4 Q5 Q6 Q7 Q8
8
V+
7
OUTPUT B
A
B
- -
+ + 6
INVERTING INPUT B
5
NON-INVERTING INPUT B
SERIAL
OUT
10
Q'S
SERIAL
OUT
10
QS
* VDD
VSS
* ALLINPUTS
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CMOS PROTECTION
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