Sony PFM-42B1 Service Manual page 145

RS5C348A (IC504)
1
1 32kHz
32KOUT COMPARATOR_W
OUTPUT
CONTROL
COMPARATOR_D
OSCIN 9
TIME COUNTER
DIVIDER
DIV
OSC (SEC, MIN, HOUR, WEEK, DAY, MONTH, YEAR)
CORRECTION
OSCOUT 8
ADDRESS ADDRESS
OSC
DECODER REGISTER
DETECT
/INTR 6
INTERRUPT CONTROL SHIFT REGISTER
2
SN74LV4053ANSR (IC100, IC1002, IC1003, IC1031)
X1 1 16
V DD
X0 2 15 XC
OPEN
Y1 3 14 ZC
YC 4 13 Z1
5
Y0 12 Z0
OPEN
EN 6 11 AZ
3
V 7 10 AX
EE
GND 8 9 AY
OPEN
ST49C101ACF8-05 (IC218)
XTAL1 XTAL2
1 8
Oscillator
Circuit
4
Programmable
Phase Charge Loop
Counter
Detector Pump Filter
B
Programmable
Counter
A
3 4
A GND D GND
TC4W53FU (IC1004, IC1044)
VCC CH1 CH0 ADR
5 8 7 6 5
1 2 3 4
COM INH VEE VSS
A B
TC74HC123AF (IC4008, IC4009, IC4011)
ALARM_W REGISTER
A 1
(WEEK, MIN, HOUR)
10 V
DD
B 2
VOLTAGE
ALARM_W REGISTER
DETECT
(MIN, HOUR)
RD 3
5 V
SS
Q 4
D
Q 5
2 SCLK
I/O
4 SI
CONTROL
C 6
3 SO
R 7
7 CE
GND 8
TC74HC157AF (IC4012)
A 1
IN
0
V0 2
IN
1
V1 3
IN
VC 4
OUT
0
5
WO
IN
1
W1 6
IN
WC 7
OUT
GND 8
TC74HC4052AF (EL) (IC6906)
0
Y0 1
2
AV DV
CC CC
Y1 2
7 6
Y 3
3
4
Y3
1
Y1 5
INH 6
Voltage Programmable VEE
7
Controlled Counter
Oscillator C VSS 8
Voltage
Output
5 CLOCK
Reference
Buffer
Circuit
TC74HC4538AF (EL) (IC220)
VCC
VDD 2-C 2-CR 2-RD
2
16 15 14 13
OE
1 2 3
1-C 1-CR 1-RD 1-CK
C
B B
TC74LCX244F (IC102)
16 VDD 20 19 18 17 16 15 14 13 12 11
15 R
14 C
RD
Q Q
13
Q
Q Q
1 2 3 4 5 6 7 8 9 10
12 Q
RD
11 RD
10 B
9 A
TC74VHCT04AF (IC222)
VCC
14 13
V
16
DD
15 INH
IN
0
14 Y0
IN
1
1 2
13 Y1
IN
YC
12 OUT
0
X0 TC74VHCT245AFT (210, IC211, IC212, IC213, IC215)
11
IN
1
10 X1
IN
9 XC
OUT
20 19
16 VDD
2
15 X2
1
14 X1
13 X
0
12 X0
1 2
3
11 X3
SELECT A
10 A
SELECT B
B
9
TC7S04FU (IC223)
NC 1
2-CK 2-CR 2-Q 2-Q
12 11 10 9
2
INA
GND 3
4 5 6 7 8
1-CK 1-Q 1-Q GND
8-22 8-22
D E
TC7S08FU (IC219)
IN B
IN A
GND
TDA8395T/N3 (IC4000)
12 11 10 9 8
20
3 4 5 6 7
GND
TLC2932IPW (IC1041)
18 17 16 15 14 13 12 11
3 4 6 7 8 9 10
5
5 VCC
TLC2933IPW (IC1037)
4 OUT Y
LOGIC V
VCO OUT
PFD OUT
LOGIC GND
F
1 5 V
CC
2
3 4 OUT Y
9 10 5 6 2
BANDGAP TUNING TUNING
CLOCHE DE–
ACC PLL
FILTER EMPHASIS
11
IDENT– OUTPUT
INTERFACE CONTROL
IFICATION STAGE
12
1 19
LOGIC VCO PFD LOGIC
VDD SELECT OUT FIN-A FIN-B OUT GND
1 2 3 4 5 6 7
1/2 DIVIDER
PFD
VCO
14 13 12 11 10 9 8
VCO R BIAS VCO VCO VCO PFD NC
VDD IN GND INHIBIT INHIBIT
DD 1 14 VCO V DD
TEST 2 13 RBIAS
RING BIAS
3 12 CONT VOL
OSC CONTROL
FIN-A 4 11 VCO GND
CHARGE
PFD
FIN-B 5 10 VCO INH
PUMP
6 9 PFD INH
7 8 NC
PFM42B1, PFM-42B1E
G H