LC72722PMTLM
RDS DECODER
DET
Clock
Recovery
(1187.5Hz)
Data
Decoder
RDSID
Sync/EC
controller
Antialiasing
Filter
Reference
Voltage
PLL
(57kHz)
VREF
CIN
FLOUT
VREF
V
DD
V
SSA
MPX IN
2
4
3
+B6
1
5
6
19
18
VREF
MN1021617BA
SYSTEM CONTROL
31
30
OSC0
OSC1
PD3
52
48
P72
49
PD2
DO/ST
SD
CE
35
/RST
Reset
+B7
X501
(19.66MHz)
KEY SWITCH
(S401~412)
8,69
V
SS
AV
SS
70
PB2
TC74HC4050EL
5V To 3.3V
CONVERTER
12
11
10
9
+B7
1
TC74HCT7007A
IC602
3.3V To 5V
CONVERTER
13
12
9
8
11
10
7
+B6
8
14
CL
DI
51
P77
53
P73
23
2
1
64
22
4
21
6
3
5
66
67
PB4
PB5
TC74HCT7007A
3.3V To 5V
CONVERTER
VR414
(PTY SELECT)
13
14
P10
P11
VR413
(FREQUENCY/
SERVICE)
19~22
P14~17
VR415
(PRESET)
15
18
P12
P13
S80725SNDNT1
7~15
BU2090AFE2
LED DRIVE
+B5
16
3
2
+B5
DATA
CLK
V
DD
Q3~11
V
SS
1
D401~410
(DAB/FM/AM/SECONDARY
SERVICE/DATA/STEREO/
RDS/AUTO TUNING/
ANNOUNCEMENT)
78
77
P86
P85
Z401
(REMOTE
SENSOR)
2
3
37
P76
P80
72
P81
73
XOUT
XIN
OSC/Divider
CLK(4.332MHz)
12
13
X201
(4.332MHz)
T1
T2
T3~7
Test
9~11,
16,17
8
7
SYNC
24
SYR
Smoothing
Filter
57KHz
BPF
(SCF)
Error correction
(Soft decision)
RAM
(24 Block
data)
CCB
SYNC
DET-2
SYNC
DET-1
20
65
PB3
15
14
TC74HC4050EL
5V To 3.3V
CONVERTER
Memory
control
14
V
DDD
15
+B6
V
SSD
TP513
TP511
TP512
V
DD
7,29,50,
68,98,119
87
86
AV
DD
VREFH
+B7
+B7
Содержание ST-GT1000
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Страница 7: ...4 Caution for AC Mains Lead TOP PREVIOUS NEXT TOP PREVIOUS NEXT 1 ...
Страница 21: ...6 Operation Checks and Component Replacement Procedures TOP PREVIOUS NEXT 1 ...
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Страница 62: ...13 Cabinet Parts Location TOP PREVIOUS NEXT 1 ...
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Страница 64: ...14 Packaging TOP PREVIOUS TOP PREVIOUS 1 ...