JVC MX-K30 Service Manual page 27

TC74HC4094AP (IC402) : 8-bit shift and store resister
1. Terminal layout
ST 1
SI 2
CK 3
Q1 4
Q2 5
Q3 6
Q4 7
GND 8
2. Block diagram
D F/F
2
SI
Ø
Ø
Ø Ø
3
CK
1
ST
15
OE
4
Q1
16 V
CC
15 OE
14 Q5
13 Q6
12 Q7
11 Q8
10 Q'S
9 QS
Q
D Q D
Ø
F/F
Ø
Q Ø Ø Q Ø
D
D
ØS ØS
LATCH LATCH
LATCH
ØS ØS ØS ØS Q ØS ØS
5
Q2
Q D Q D Q
F/F F/F F/F
Ø Q Ø Ø Q Ø Ø Q
D D D
LATCH LATCH
Q ØS ØS Q ØS ØS Q
6 7 14
Q3 Q4 Q5
Ø
Ø
D Q D Q D Q
F/F F/F F/F
Ø Ø Q Ø Ø Q Ø Ø Q
D D D
LATCH LATCH LATCH
ØS ØS Q ØS ØS Q ØS ØS Q
13 12 11
Q6 Q7 Q8
9
Q S
10
Q' S
Ø
Ø
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