RF133 查看數據表（PDF） - Conexant Systems

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RF133

RF/IF Transceiver For GSM Applications

Conexant Systems 

RF/IF Transceiver

Block

LO

TL

Receive

TRX

Table 5. RF133 Control Bits and Output States

C0

Bit

State

1

S1

RX LO ÷2/÷4

S2

2ND LO ÷2/÷4

S3

TX LO ÷2/÷4

1

S4

TX IF ÷1/÷2

S5

TX MIX OUT ÷1/÷2

S6

TX LO INJECTION

S7

CP OUTPUT CURRENT

1

S8 RX PGA1

S9 RX PGB1

S10 RX PGB2

S11 RX PGB3

S12 RX PGB4

S13 RX PGC1

S14 RX PGC2

S15 RX PGC3

S16 RX PGC4

S17

S18

RX PGD1

RX PGD2

1

S19 TRX BAND

1

S20 Reserved

1

S21 LO BUFFER ON/OFF

1

divide by 4

divide by 4

divide by 4

divide by 2

divide by 2

High Side

1 mA

(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)

High Band

ON

0

divide by 2

divide by 2

divide by 2

divide by 1

divide by 1

Low Side

0.5 mA

Low Band

OFF

RF133

100776A

Conexant

Proprietary Information and Specifications are Subject to Change

11

October 8, 1999

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