器件名称: W7020
功能描述: Bluetooth Radio Module
文件大小: 324.22KB 共36页
简 介:Preliminary Data Sheet September 2000
W7020 Bluetooth* Radio Module
Features
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Digital receive signal strength indicator (RSSI) Small-outline module ceramic land grid array (MCLGA) package (9.7 x 14.0 x 1.6 mm)
Complete Bluetooth RF solution Compliant with Bluetooth specification version 1.0 Highly integrated module including an RF transceiver IC, antenna filter, and transmit/receive baluns 0 dBm output power at 50 2.7 V operation enabling long battery life 3.2 kHz low-power idle-mode clock
Applications
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Cellular phones PCs and peripherals PDAs Consumer appliances
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RX BALUN LNA 90° 2402 MHz to 2495 MHz 0 dBm/–70 dBm ANTENNA FILTER
135°
LIMITER S DISCRIMINATOR RECEIVER DATA OUT
φ
45°
ANTENNA SWITCH
Radio ASIC TX AMPLIFIER
VCO BUFFER
13 MHz CLOCK GENERATION 1 MHz 3.2 kHz
TX BALUN GLPF
INTEGER N PLL
13 MHz XTAL
W7020 RADIO MODULE
TANK
LPF
NOTE: SHADED AREA IS EXTERNAL TO MODULE
TRANSMITTER DATA IN
UNLOCK PLL
Figure 1. Circuit Block Diagram
*Bluetooth is a trademark of Telefonaktiebolaget LM Ericsson.
W7020 Bluetooth Radio Module
Preliminary Data Sheet September 2000
Table of Contents
Features...............................................................................................................................................................1 Applications .........................................................................................................................................................1 Description....……