Mc34119 (U5); Max3241Cai (U6) - Casio A-10 Operation, Service Manual & Parts List

MC34119 (U5)

CD 1 8 VO2
FC2 2 7 Gnd
FC1 3 6 V CC
Vin 4 5 VO1
(Top View)

MAX3241CAI (U6)

C2+ 1
C2– 2
V– 3
MAX3241
R1IN 4
R2IN 5
R3IN 6
R4IN 7
R5IN 8
T1OUT 9
T2OUT 10
T3OUT 11
T3IN 12
T2IN 13
T1IN 14
(Top View)
28 C1+
27 V+
26
VCC
25 GND
24 C1-
23 EN
22 SHON
21 R1OUTB
20 R2OUTB
19 R1OUT
18 R2OUT
17 R3OUT
16 R4OUT
15 R5OUT
— 29 —
VCC=3 V
0.1 µf
+
26
to 5.5 V
VCC
28
C1+
+
C1
24
C1–
MAX3241
1
C2+
+
C2
2
C2–
14 T1IN
13 T2IN
LOGIC
INPUTS
12 T3IN
21
R1OUTB
20
R2OUTB
R1OUT
19
18 R2OUT
LOGIC
OUTPUTS
R3OUT
17
R4OUT
16
R5OUT
15
23 EN
GND
25
27
V+
+
C3
3
V–
C4
+
T1OUT 9
T2OUT 10
RS-232
OUTPUTS
T3OUT 11
R1IN
4
5k
R2IN 5
5k
RS-232
R3IN
6
INPUTS
5k
R4IN
7
5k
R5IN
8
5k
22
SHDN