Casio 120CR - 8 IC Data

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8. IC DATA
8-2. S-80728AN-Z
8-1. LB1268
1
4
8
5
270
30k 30k
2k
TR1
TR2 TR4 TR6
6.8k 3.4 1k
15k
6.8k
2k
1
IN1
2
IN2
3
IN3
8
OUT1
7
OUT2
6
D3135
TR5
D2270
TR3
01
5
4
VCC
GND
OUT3
Equivalent circuit
123
OUT
RA
1 OUT
Bottom view
2 V DD
SS
3 V
RB
RC
1
–
V DD
V REF
V SS
+