Sony WRR-805A Service Manual page 34

IC
TA31161FN(EL) (TOSHIBA)
IF DETECTOR
—TOP VIEW—
16 15 14 13 12 11
GND
DETECTOR
MIXER IF AMP
LOCAL
OSC
GND
1 2 3 4 5 6
OSC IN, OUT ; : LOCAL OSC INPUT
BS ; BATTERY SAVE
MIXER OUT ; MIXER OUTPUT
DEC ; BIAS FOR IF INPUT
IF IN ; IF INPUT
RSSI ; RSSI OUTPUT
IF OUT1, 2 ; IF LIMITTER OUTPUT
QUAD ; PHASE INPUT FOR FM DETECTOR
AF OUT ; DEMODULATION SIGNAL OUTPUT
MIX IN ; MIXER INPUT
TA75W01FU (TOSHIBA)
TA75W01FU-TE12R
DUAL OPERATIONAL AMPLIFIERS
(SINGLE-SUPPLY TYPE)
—TOP VIEW—
1 V 8
CC
_ +
2 7
+ _
3 6
4 V 5
EE
TA75W393FU (TOSHIBA)
TA75W393FU-TE12R
DUAL COMPARATORS
—TOP VIEW—
8 7 6 5
V
CC
_
+
+
_
V
EE
1 2 3 4
4-4
10 9
V 2
CC
RSSI
V 1
CC
7 8
TC7W14FU(TE12R) (TOSHIBA)
C-MOS HEX INVERTERS
—TOP VIEW—
1 7
1 8
A Y = A Y
2 7
3 5
3 6
4 5
6 2
A
Y =
A Y
0 1
0 : LOW LEVEL
1 0
1 : HIGH LEVEL
TC7W53FU(TE12R) (TOSHIBA)
C-MOS 2-CHANNEL MULTIPLEXER/DEMULTIPLEXER
—TOP VIEW—
1
8 V 6 ch1
DD
C 1
7 ch0
2 7
OPEN
3 6
5 A
GND 4
5
INH V
EE
2 3
CONT. INPUT
ON
INH A CHANNEL
0 0 ch0
0 : LOW LEVEL
0 1 ch1
1 : HIGH LEVEL
1 x OPEN
x : DON'T CARE
TK11230BMCL (TOKO)
REGULATOR USED FOR POWER SUPPLY
—TOP VIEW—
CONT 1 6 V
IN
2 5
GND GND
NOISE BYPASS 3 4 V
OUT
6
V
IN
1
THERMAL
CONT
PROTECTION
_
+
BANDGAP
REFERENCE
6 4
V V
IN OUT
1
CONT
3
NOISE BYPASS
4
V
OUT
3
NOISE BYPASS
WRR-805A (CE, AU)