Datasheet > ATR2808_06

ATR2808_06

更新时间： 2024-09-17 03:19:43

品牌	Logo	应用领域
爱特美尔 - ATMEL		ISM频段
页数	文件大小	规格书
3页	241K
描述
2.9/5.8 GHz WDCET/ISM Single-chip Transceiver

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中文翻译

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数据手册

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ATR2808_06 数据手册

Features

•

Fully Integrated TX/RX with 2.9 GHz TX VCO for 5.8 GHz Applications Using a

Frequency Doubler

•

Supply Voltage Range 3.4V to 4.6V

TX Preamplifier with 0 dBm Output Power at 2.9 GHz

Ramp-signal Generator for Power Ramping and Power Control of External SiGe Power

Amplifier

2.9/5.8 GHz

WDCET/ISM

Single-chip

Transceiver

•

Fast Settling Synthesizer (1.728 MHz Channel Spacing at 5.8 GHz)

Supports Multiple Reference Clocks (10.368 MHz/13.824 MHz)

Benefits

•

Extended Battery Operating Time

Low Current Consumption

Very Small 7 × 7 mm Package

Few Low Cost External Components

No Mechanical Tuning Required

ATR2808

Summary

1. Description

The ATR2808 is an RF IC for low-power applications in the 5.8 GHz ISM band. The

QFN 48-packaged IC is a complete transceiver including image rejection mixer, IF

amplifier, FM demodulator, baseband filter, RSSI, TX preamplifier, power-ramping

generator for power amplifiers, integrated synthesizer, fully integrated VCO and gaus-

sian data filter for TX.

Figure 1-1. Block Diagram

DEMOD

TANK

MIXER

OUT

IF_IN

IF_TANK

IF AMP 1

IF AMP 2

IR MIXER

RF_IN

BB_OUT

DEMOD

BB FILTER

RAMP_OUT

RAMP_SET

D/A

RAMP

GEN

RAMP

D/A

DEMOD DAC

RSSI

VCO

TX / RX

SWITCH

TX_DATA

CLOCK

DATA

3-WIRE

BUS

TX_OUT

ENABLE

: n

TX DRIVER

RX_ON

TX_ON

CTRL

LOGIC

PU_RX/TX

PU_PLL

AUX

REG

VCO

REG

: n

VREG_VCO

VS_VCO

VREG

VS_REG

OLE

REF_CLK

REG_CTRL VTUNE

GND_VCO

PU_REG

I_CPSW

Rev. 4693ES–DECT–03/06

Note: This is a summary document. A complete document

is available under NDA. For more information, please con-

tact your local Atmel sales office.

12 3

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