RF2948B 查看數據表（PDF） - RF Micro Devices

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RF2948B

2.4GHz SPREAD-SPECTRUM TRANSCEIVER

RF Micro Devices 

RF2948B

RF Micro Devices

2.4 GHz ISM Chipset

IL = 1-3 dB

2.4 to 2.483 GHz

Gain

Select

Filter

2.4 to 2.483 GHz

T/R

Switch

LNA

Dual Gain Modes

Dual

Frequency

Synthesizer

RF

VCO

IF

VCO

RF2189

RF2494

SSOP-16 EPP

RX

RX VGC

RF2948B

SAW

IL = 10 dB max

RX

TX

IF Amp

OUT Q

OUT I

Base Band Amp.

TX

S +45°

x2

-45°

ΣIGN 10 dBm

PA Driver

ES IL = 1-3 dB

D 2.4 to 2.483 GHz

TX VGC

Active Selectable LPF

(fC = 1 MHz to 40 MHz)

Filter

Filter

Selectable LPF

I INPUT

Q INPUT

NEW Figure 1. Entire Chipset Functional Block Diagram

FOR

NOT

11-250

Rev A6 040930

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