Read Sony ICD-R100 Service Manual online
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IC503 XC6372C381PR
IC706 RS5C348A-E2
IC702 TC7S08FU (TE85R)
r
IC Block Diagrams (DIGITAL SECTION)
NC
VOUT
CE
VSS
LX
2
1
3
4
5
VLX
LIMITER
PWM/PFM
CONTROL
OSC 100kHz
BUFFER
PHASE
COMPARATOR
REFERENCE
VOLTAGE
CHIP
ENABLE
SLOW
START
+
–
VDD
VDD
VDD
OSCIN
OSCOUT
CE
INTR
32KOUT
SCLK
SO
SI
VSS
32 kHz
OUTPUT
CONTROL
COMPARATOR
W
COMPARATOR
D
ADDRESS
REGISTER
I/O
CONTROL
ADDRESS
DECODER
DECODER
SHIFT
REGISTER
INTERRUPT
CONTROL
OSC
DETECT
VOLTAGE
DETECT
ALARM W REGISTER
(WEEK, MIN, HOUR)
ALARM D REGISTER
(MIN, HOUR)
DIV
OSC
DIVIDER
CORRECTION
9
10
8
7
6
2
3
4
5
1
TIMER COUNTER
SEC, MIN, HOUR, WEEK,
DAY, MONTH, YEAR
1
5
2
4
3
IN B
VCC
IN A
GND
OUT Y
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