Sony ICD-R100 Service Manual page 13

r IC Block Diagrams (MAIN SECTION)
IC101 MSM7590L-01TS-K
AG 1
REFERENCE
SG
2
POWER SUPPLY
AIN1+
3
+
–
AIN1– 4
GSX1 5
AIN2
6
–
+
GSX2
7
VFRO 8
PWI 9
AOUT– 10
AOUT+ 11 –1
SAO+ 12
+1
SAO– 13 –1
PDN/RESET 14
VOXI 15
VDD 16
IC102 XC25A08510MR
CE CLKOUT
4
5
BUFFER
1/2
VCO
L.P.F.
PHASE
DETECTOR
1/N
COUNTER
1 2 3
VSS VDD CLKIN
ADPCM
PCM
ENCODER
ENCODER
ATT
DTMF/
OTHERS TONE
GENERATOR
ATT
PCM ADPCM
DECODER DECODER
CLOCK,
BACK-GROUND
TIMING
NOISE
GENERATOR
GENERATOR
VOICE
DETECT
IC104 NJM2072M
GAIN CONT
AMP OUT
IC709 TC7S08FU (TE85R)
IN B
IN A
GND
– 21 –
32 DG
31 BCLK
30 XSYNC
29
RSYNC
PCMSO
28
27 PCMSI
P/S
26 IS
or
S/P
25 IR
24 PCMRO
23 PCMRI
22 MCK
21 DEN
20 EXCK
CPU
INTERFACE
19 DIN
18 DOUT
17 VOXO
INPUT
1
2
3
GND
4
5 VCC
1
4
OUT Y
2
3
VCC
8
OUTPUT2
7
OUTPUT1
6
RECOVERY
5
TIME CAP