65
GEX-FM903XM
Pin No.
Pin Name
I/O
Function and Operation
65,66
NC
Not used
67
RESETN
O
SDEC reset output
68-71
NC
Not used
72
TEST2
I
IP-FLASH urgent write control input
73
ASENSFM
I
ACC sense input (FM modulator)
74
ASENS
I
ACC sense input
75
BSENS
I
Back up sense input
76,77
NC
Not used
78
ROMDATA
O
External ROM data output
79
ROMCLK
O
External ROM clock output
80
ROMCS
O
External ROM chip select output
81-83
NC
Not used
84
XMPW
O
Power supply control output (XM TUNER Source ON)
85
RFPW
O
RF Circuit power supply control output
86-90
NC
Not used
91
SAT_ANT
I
Satellite antenna detect input
92
TER_ANT
I
TERRESTRIAL antenna detect input
93-95
NC
Not used
96
AVSS
Analog GND
97
NC
Not used
98
VREF
A/D converter power supply
99
AVCC
Analog power supply
100
XMDATAIN
I
RF Unit data input
*PD5680A
30
31
50
81
100
1
80
51
UPC7805AHF
OVER
CURRENT
PROTECTOR
OUTPUT
PASS
TRANSISTOR
THERMAL
SHUTDOWN
1
2
3
INPUT
OUTPUT
GND
1
2
4
IN
OUT
VADJ
3
GND
Specific IC
PQ30RV1
Summary of Contents for GEX-FM903XM
Page 11: ...11 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A A CN502 B b B ...
Page 12: ...12 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A B RF MODULE B a B a B b 1 2 ...
Page 13: ...13 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A B a B a B b 4 3 ...
Page 14: ...1 2 14 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A B a B b B b ...
Page 15: ...4 3 15 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A A CN502 B b B a B b ...
Page 17: ...17 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A SSDEC DAC SDRAM CAP ST19AF08BR20QMAA C b C ...
Page 18: ...18 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A S C DSP MODULE C a C a C b 1 2 3 ...
Page 19: ...19 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A CDEC A CN503 C a 4 C a C b ...
Page 20: ...1 2 3 20 GEX FM903XM 1 2 3 4 1 2 3 4 D C B A DAC SDRAM CAP ST19AF08BR20QMAA C a C b C b ...
Page 21: ...4 21 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A SSDEC ST19AF08BR20QMAA C b C a C b ...
Page 23: ...23 GEX FM903XM 5 6 7 8 5 6 7 8 D C B A D A CN802 ...
Page 25: ...25 GEX FM903XM ...
Page 27: ...27 GEX FM903XM IP BUS IP BUS CORD D CN901 E CN501 C CN201 5 6 7 8 A B C D 5 6 7 8 A SIDE A ...
Page 28: ...28 GEX FM903XM A MAIN UNIT A 1 2 3 4 B C D 1 2 3 4 A ...
Page 29: ...29 GEX FM903XM 5 6 7 8 A B C D 5 6 7 8 SIDE B A ...
Page 30: ...30 GEX FM903XM A 1 2 3 4 B C D 1 2 3 4 IC Q B RF MODULE XM ANTENNA 4 2 RF MODULE SIDE A B ...
Page 31: ...31 GEX FM903XM 1 2 3 4 A B C D 1 2 3 4 IC Q A CN502 B RF MODULE SIDE B B ...
Page 32: ...IC Q C DSP MODULE 32 GEX FM903XM A 1 2 3 4 B C D 1 2 3 4 C 4 3 DSP MODULE SIDE A ...
Page 33: ...IC Q A CN503 C DSP MODULE 33 GEX FM903XM 1 2 3 4 A B C D 1 2 3 4 C SIDE B ...
