Sony CDX-GT454US - Page 24

CDX-GT450U/GT454US
24
AMRFIN
1
AMRFDEC
2
FMIN2
3
FMIN1
4
LOUT
8
ROUT
9
MPXOUT
13
RSSI
14
XTAL2
15
XTAL1
16
GNDAUD
10
GNDRF
5
VCC2
6
AMRFAGC
7
AMIFAGC2
11
MPXIN
12
AMSELOUT2
32
AMSELOUT1
31
AMIFAGC1
30
AMSELIN2
29
PLL
25
VCODEC
24
VREF
20
SDA
19
SCL
18
GNDD
17
GND
23
AMSELIN1
28
DAV N
27
PLLREF
26
VCC1
22
VREGSUP
21
AM
TUNER
FM
TUNER
OUTPUT
PLL
TUNING
SYSTEM
I2C BUS
POWER
SUPPLY
STEREO DECODER
HIGH CUT
SOFT MUTE
NOISE BLANKER
SIGNAL
IMPROVEMENT
CONTROL
BANDWIDTH
CONTROL
RDS
DEMODULATOR
AND
DECODER
IC001 TEF6617T/V1/S470,518 (MAIN Board (3/3))
IC601 BD9070FP-E2 (MAIN Board (2/3))
PVIN24
16
NCO
23
INV
18
VDD
15
NCO14
OVP
VDD
17
FLG 10
NCO 11
HSDSW
12
HSDSW
13
NCO
20
TAB
27
FB
19
SW22
SW
21
VIN
2
VREGB
1
HSDCTL 9
SYN/EN 8
RT
7
GND 6
TAB
26
PGND
5
NCO
4
NCO
3
CONTROL
LOGIC
DRV
LOGIC
UVLO,
TSD,
HSD UVLO
HSD UVLO
UVLO, TSD,
OVP, OCP, SCP
CHARGE
PUMP
SOFT
START
OCD
SLOPE
OSC
VREF
SYNC
VREG UVLO
TSD
+
–
–
+
+
–
+
HSD
UVLO
SCP
–
+
SCP
OVP
OCP
+
–
OVP
R
S
PWM
ERR
PVIN25
–
+
OCP
UVLO
TSD
DRV