46
XTL-W7000
– MONITOR Board –
IC102
BR24L16FV-WE2
1
2
3
4
5
7
8
A0
A1
A2
GND
Vcc
WP
SCL
SDA
16kbit EEPROM ARRAY
11bit
8bit
ADDRESS
DECODER
SLAVE/ WORD
ADDRESS REGISTER
HIGH–VOLTAGE
GENERATOR
POWER SUPPLY
VOLTAGE DETECTOR
DATA
REGISTER
ST
AR
T
STOP
ACK
CONTROL CIRCUIT
6
11bit
IC201
BA9743AFV-E2
VCC
+
–
+
–
+
–
+
+
–
+
13
12
11
10
9
14
ERROR AMP 2
PWM COMP1
PWM COMP2
15
R
U.V.L.O.
S R
TIMER LATCH
VREF
16
–
+
+
S.C.P. COMP
7
6
5
4
3
ERROR AMP 1
TRIANGLE
OSCILLATOR
2
1
VREF
SCP
NON2
INV2
FB2
OUT2
DT2
CT
RT
NON1
INV1
FB1
DT1
OUT1
GND 8
VREF
VREF
REFERENCE
VOLTAGE
1
VIN
2
IS
3
EXT
7 CX
5 VFB
+
–
+
–
8 EN
4
VO
Q
R
S
IS
COMPARATOR
BAND GAP
REFERENCE
OSC
6 GND
COMPARATOR
IC251, 271
TK11850L