RF137 Просмотр технического описания (PDF) - Conexant Systems

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RF137

Transceiver For GSM Applications

Conexant Systems 

RF137

Parameter

Input impedance

Input operating frequency

Voltage gain:

High gain mode

Low gain mode

Gain step variation

Single-sideband noise figure

Input 1 dB compression point

High gain mode

Low gain mode

Mixer spurious level

Image rejection

Output impedance

Output operating frequency

Input impedance

Operating frequency

Voltage gain:

High gain mode

Low gain mode

Gain step variation versus frequency

Noise figure

Input P1dB

Output impedance

Gain temperature coefficient

Power supply rejection ratio

Input common mode rejection ratio

Input impedance

Input common mode voltage range

Input offset voltage

Input common mode rejection ratio

Output operating frequency

Output impedance

Transceiver

Table 3. RF137 Electrical Specifications (1 of 4)

(TA = 25 °C, Vcc = 3.0 V, except where specified)

Symbol

Test Condition

IF Amplifier/Mixer

ZIN

differential

FN

AV

dAV

NF

P1dB

S7 = 1, CO = 1

S7 = 0, CO = 1

High gain mode

Pin = –51 dBV

ZOUT

FOUT

2nd IF Amplifier

ZIN

FIF

AV

S8 = 1, CO = 1

S8 = 0, CO = 1

dAV

NF

P1dB

low gain mode

ZOUT

differential

Receiver

without ceramic filter

FIN = 400 MHz

I/Q Modulator

ZIN

differential @ 100 kHz

VCM

VOS

FOUT

ZOUT

FIN = 100 kHz

FIN = 1 MHz

differential @400MHz

Min Typical Max

1000//

0.5

70

450

+16.5

+18

+19

–7

–6

–5

0.5

7

8

–35

–32

–9

–7

–50

35

45

330// 2.2

14.6

330// 2.2

14.6

17

18

19

5

6

7

0.5

7

–25

–22

1000//

1.2

0.03

0.04

0.5

65

750// 3.3

0.85

1.35

VCC–

1.35

1

5

75

55

70

425

600// 3.1

Units

Ω//pF

MHz

dB

dB

dB

dB

dBV

dBV

dBc

dB

Ω//pF

MHz

Ω//pF

MHz

dB

dB

dB

dB

dBV

Ω//pF

dB/°C

dB/V

dB

kΩ//pF

V

mV

dB

MHz

Ω//pF

4

October 11, 2000

Conexant - Proprietary

Data Subject to Change

100777C

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