Sony PFM-32C1 Service Manual page 94

B (5/7) RS5C348A (IC1003)
32KOUT 1 32kHz
COMPARATOR_W
OUTPUT
CONTROL
COMPARATOR_D
OSCIN 9
TIME COUNTER
DIVIDER
OSC DIV
(SEC, MIN, HOUR, WEEK, DAY, MONTH, YEAR)
CORRECTION
8
OSCOUT
ADDRESS
OSC
DETECT DECODER
/INTR 6
SHIFT REGISTER
INTERRUPT CONTROL
B (2/7, 6/7) SI-3025LSA (IC201, IC202, IC1202)
IN (PTR)
1
IN (MIC) 3
+
VC 4
_
TSD
B (5/7) SN74CBTD3306 (IC1015, IC1019)
10E 1 8 VCC
1A 2
1B 3
7 2OE
GND 4 6 2B
5 2A
ALARM_W REGISTER
(WEEK, MIN, HOUR)
10 V
DD
VOLTAGE
ALARM_W REGISTER
(MIN, HOUR) DETECT
5 V
SS
2 SCLK
ADDRESS
I/O
REGISTER
4 SI
CONTROL
3 SO
7 CE
7,8 VOUT
5,6 GND
B B
B (7/7) SN74LV123APSR (IC604)
VCC 1R /C 1C 1Q 2Q 2CLR 2B 2A
D X X
16 15 14 13 12 11 10 9
CLR
Q
Q
Q
Q
CLR
1 2 3 4 5 6 7 8
1A 1B 1CLR 1Q 2Q 2C 2R /C GND
X D X
B (3/7) SN74LV4053APWR (IC405)
1 16
X1 V
DD
2 15
X0 XC
OPEN
Y1 3 14 ZC
YC 4 13 Z1
Y0 5 12 Z0
OPEN
6 11
EN AZ
V 7 AX
EE 10
GND 8 9 AY
OPEN
B (1/7, 2/7) TC4W53FU (IC3, IC208, IC209)
VCC CH1 CH0 ADR
8 7 6 5
1 2 3 4
COM INH VEE VSS
B (5/7) TC74VHC541F (IC1010, IC1011)
20 19 18 17 16 15 14 13 12
1 2 3 4 5 6 7 8
7-22 7-22
B (5/7) TC74VHCT14AFT (IC1012)
V
DD
14 13 12 11
1 2 3 4
B (5/7) TC7WH125FU (IC1018)
G1
1
A1 2
Y2 3
GND 4
B (5/7) TC7W14FU (IC1016, IC1009)
1A 1
3Y 2
2A
3
GND 4
B (1/7, 5/7) TC7WH241FU (IC1)
G
1
A1 2
Y2 3
11
GND 4
9 10
10 9 8
5 6 7
GND
8 VDD
G2
7
6 Y1
5 A2
8 VCC
7 1Y
6 3A
2Y
5
8 VCC
7 G
6 Y1
5 A2
PFM-32C1/32C1E