參數(shù)資料
型號: RF133
英文描述: RF/IF Transceiver For GSM Applications
中文描述: 射頻/中頻收發(fā)器的GSM應(yīng)用
文件頁數(shù): 11/17頁
文件大小: 123K
代理商: RF133
RF/IF Transceiver
RF133
100776A
Conexant
11
Proprietary Information and Specifications are Subject to Change
October 8, 1999
Table 5. RF133 Control Bits and Output States
Block
C0
Bit
State
1
0
LO
1
S1
S2
S3
RX LO
÷
2/
÷
4
2ND LO
÷
2/
÷
4
TX LO
÷
2/
÷
4
divide by 4
divide by 4
divide by 4
divide by 2
divide by 2
divide by 2
TL
1
S4
S5
S6
S7
TX IF
÷
1/
÷
2
TX MIX OUT
÷
1/
÷
2
TX LO INJECTION
CP OUTPUT CURRENT
divide by 2
divide by 2
High Side
1 mA
divide by 1
divide by 1
Low Side
0.5 mA
Receive
1
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
RX PGA1
RX PGB1
RX PGB2
RX PGB3
RX PGB4
RX PGC1
RX PGC2
RX PGC3
RX PGC4
RX PGD1
RX PGD2
(see Table 6)
(see Table 6)
(see Table 6)
(see Table 6)
(see Table 6)
(see Table 6)
(see Table 6)
(see Table 6)
(see Table 6)
(see Table 7)
(see Table 7)
TRX
1
S19
TRX BAND
High Band
Low Band
1
S20
Reserved
1
S21
LO BUFFER ON/OFF
ON
OFF
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