Mitsubishi Electric ED-310BE-OL4 Service Manual page 23

IC200 M24C02-WMN6TP
IC9C0 MB3775PFV-G-BND-EF
16
V
REF
+IN1
3
IN1 4
FB1 5
12
FB2
14
+IN2
13
IN2
SCP
15
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PROGRAM TIMER
ROW
DEG
ROW
PREDEC
ADDRESS
RESISTOR
26
6 7
SCL TEST
Vcc
9
Vcc
V =1.28V
REF REFERENCE
VOLTAGE SOURCE
2.5V
Error Amp 1
+
S.C.P.Comp
+
+
1.1V
Error Amp 2
+
search engine
2
CHARGE PUMP
EEPROM ARRAY
COL
64 LATCH
DEG
2
COUNTER
CLOCK
2
GEN
2
PLA
START STOP
START / STOP . LOGIC
1.9V
1.3V
2.5V
S R R
Latch U.V.L.O.
+
+
D.T.C. Comp
23
2
OSC
8-BIT 8
I/O SENSE
RESISTOR AMP
2
OUTPUT
LOGIC
GND
5
SDA
C R
T T
1 2
DELTA WAVE
OUT 1
OSCILLATOR
+
PWM Comp 1
+
OUT 2
PWM Comp 2
1.28V
0.9V 0.9V
1.8V
6 11
D.T.C.1 D.T.C.2
1 A0
2 A1
3 A2
7 OUT1
10 OUT2
8 E/GND