RF3140 데이터 시트보기 (PDF) - RF Micro Devices

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RF3140

QUAD-BAND GSM850/GSM900/DCS/PCS POWER AMP MODULE

RF Micro Devices 

RF3140

Parameter

Specification

Min.

Typ.

Max.

Overall (GSM850 Mode)

Operating Frequency Range

Maximum Output Power

+34.2

32

Total Efficiency

45

Input Power Range

0

Output Noise Power

Forward Isolation 1

Forward Isolation 2

Cross Band Isolation at 2f0

Second Harmonic

Third Harmonic

All Other

Non-Harmonic Spurious

Input Impedance

Input VSWR

Output Load VSWR Stability

8:1

Output Load VSWR Ruggedness 10:1

Output Load Impedance

Power Control VRAMP

Power Control Range

Note: VRAMP MAX=3/8*VBATT+0.18<1.5V

824 to 849

+35.0

33

55

+3

-86

-35

-25

-30

-15

-30

50

50

55

+5

-84

-25

-10

-20

-5

-10

-36

2.5:1

Unit

MHz

dBm

dBm

%

dBm

dBm

dBm

dBm

dBm

dBm

dBm

dBm

Ω

Ω

dB

Condition

Temp=+25 °C, VBATT=3.5V,

VRAMP=VRAMP MAX, PIN=3dBm,

VREG=2.8V, Freq=824MHz to 849MHz,

25% Duty Cycle, Pulse Width=1154µs

Temp = 25°C, VBATT=3.5V,

VRAMP=VRAMP MAX

Temp=+85 °C, VBATT=3.0V,

VRAMP=VRAMP MAX

At POUT MAX, VBATT=3.5V

Maximum output power guaranteed at mini-

mum drive level

RBW=100kHz, 869MHz to 894MHz,

POUT > +5dBm

TXEnable=Low, 0V, PIN=+5dBm

TXEnable=High, PIN=+5dBm, VRAMP=0.2V

VRAMP=0.2V to VRAMP MAX

VRAMP=0.2V to VRAMP MAX

VRAMP=0.2V to VRAMP MAX

VRAMP=0.2V to VRAMP MAX

VRAMP=0.2V to VRAMP MAX

Spurious<-36dBm, RBW=3MHz

Set VRAMP where VRAMP<34.2dBm into

50Ω load

Load impedance presented at RF OUT pad

VRAMP=0.2V to VRAMP MAX

Rev A6 040113

2-493

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