參數(shù)資料
型號: SA9502
廠商: NXP Semiconductors N.V.
英文描述: Dual-band, CDMA/AMPS downconverter IC
中文描述: 雙頻段,CDMA的/ AMPS二元下變頻集成電路
文件頁數(shù): 3/26頁
文件大小: 256K
代理商: SA9502
Philips Semiconductors
Product specification
SA9502
Dual-band, CDMA/AMPS downconverter IC
1999 Mar 19
3
BLOCK DIAGRAM
2
2
CELL
PCS
PCS_in
RX BPF
Fo = 1960 MHz
BW = 60 MHz
2
CDMA_Out
2
CDMA IF BPF
Fo = 85.38MHz
BW = 1.23MHz
×
2
2
2
2
2
2
1
1
1
Cell_in
RX BPF
Fo = 881.5MHz
BW = 45 MHz
1
CDMA/FM
PCS/CELL
LO OUT
LO BUFFER
ENABLE
CEL
LO IN
V
CC
PWR ON/OFF
BIAS
CTRL
SA9502
1
FM_Out
FM IF BPF
Fo = 85.38MHz
BW = 30kHz
SR01718
CELL
PCS
MODE
SELECT
LOGIC
PCS LO
Figure 1.
Block Diagram
Table 1.
Mode Selection Summary
PCS/CEL (Pin 6)
CDMA/FM/LO doubler (Pin 17)
MODE
low
low
Cellular FM
low
high
Cellular CDMA
high
low
CDMA PCS, direct LO in
high
high
CDMA PCS, LO via frequency doubler
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