Rev. 1.1 2/08
Copyright ?2008 by Silicon Laboratories
Si4710/11
Si4710/11-B30
Si4710/11-B30 FM RADIO TRANSMITTER
Features
Applications
Description
The Si4710/11 integrates the complete transmit functions for standards-
compliant unlicensed FM broadcast stereo transmission. Users must
comply with local regulations on radio frequency (RF) transmission.
Functional Block Diagram
n  Integrated receive power 
measurement
n   Worldwide FM band support 
(76108 MHz)
n   Requires only two external 
components
n   Frequency synthesizer with
integrated VCO
n   Digital stereo modulator
n   Programmable pre-emphasis
n   Analog/digital audio interface
n   Audio silence detector
n   Programmable reference clock
n   RDS/RBDS encoder (Si4711 only)
n   PCB loop and stub antenna 
support with self-calibrated
capacitor tuning
n   Programmable transmit level
n   Audio dynamic range control
n   Advanced modulation control
n   2.7 to 5.5 V supply voltage
n   Integrated LDO regulator
n   3 x 3 x 0.55 mm 20-pin QFN
l Pb-free and RoHS Compliant
n   Designed for compatibility with 
cellular operation
n   Cellular handsets/hands-free
n   MP3 players
n   Portable media players
n   Wireless speakers/microphone
n   Satellite digital audio radios
n   Personal computers/notebooks
ADC
ADC
Si4710/11
DSP
DAC
DAC
CONTROL
INTERFACE
GPO
RDS (Si4711 )
LDO
VDD
GND
2.75.5 V
C1
22 nF
LIN
RIN
Tx
 Ant
TXO
DIN
DFS
AFC
L1
120 nH
RFGND
DIGITAL
AUDIO
Patents pending
Note:  To  ensure  proper  operation  and
performance, follow the guide-
lines    in    AN383:    Universal
Antenna Selection and Layout
Guidelines. Silicon Laboratories
will evaluate schematics and lay-
outs for qualified customers.
Ordering Information:
See page 32.
Pin Assignments
GND
PAD
1
2
3
17
18
19
20
11
12
13
14
6
7
8
9
4
5
16
10
15
RIN
DFS
DIN
GND
RST
NC
TXO
VDD
NC
RFGND
Si4710/11
(Top View)
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相关代理商/技术参数
SI4711-B30-GMR 功能描述:射频发射器 Si4711 Broadcast FM Transmitter RDS/RBDS RoHS:否 制造商:Micrel 类型:ASK Transmitter 封装 / 箱体:SOT-23-6 工作频率:300 MHz to 450 MHz 封装:Reel
Si4712-A20-GM 功能描述:射频发射器 Broadcast FM Radio Trns-Pwr Scan RoHS:否 制造商:Micrel 类型:ASK Transmitter 封装 / 箱体:SOT-23-6 工作频率:300 MHz to 450 MHz 封装:Reel
Si4712-A-EVB 功能描述:射频开发工具 Si4712 Eval Board Use Si4713-A-EVB RoHS:否 制造商:Taiyo Yuden 产品:Wireless Modules 类型:Wireless Audio 工具用于评估:WYSAAVDX7 频率: 工作电源电压:3.4 V to 5.5 V
Si4712-B30-GM 功能描述:射频发射器 FMRadio Trnsmttr w/Rcv PwrScn 3x3x.55 RoHS:否 制造商:Micrel 类型:ASK Transmitter 封装 / 箱体:SOT-23-6 工作频率:300 MHz to 450 MHz 封装:Reel
SI4712-B30-GMR 功能描述:射频发射器 Si4712 Broadcast FM Transmitt Recvr Scan RoHS:否 制造商:Micrel 类型:ASK Transmitter 封装 / 箱体:SOT-23-6 工作频率:300 MHz to 450 MHz 封装:Reel
SI4712DY 制造商:VISHAY 制造商全称:Vishay Siliconix 功能描述:N-Channel 30-V (D-S) MOSFET with Schottky Diode
SI4712DY-T1-GE3 功能描述:MOSFET 30V 14.6A 5.0W 13mohm @ 10V RoHS:否 制造商:STMicroelectronics 晶体管极性:N-Channel 汲极/源极击穿电压:650 V 闸/源击穿电压:25 V 漏极连续电流:130 A 电阻汲极/源极 RDS(导通):0.014 Ohms 配置:Single 最大工作温度: 安装风格:Through Hole 封装 / 箱体:Max247 封装:Tube
Si4713-A20-GM 功能描述:射频发射器 Broadcast FM Radio RDS/RBDS Pwr Scan RoHS:否 制造商:Micrel 类型:ASK Transmitter 封装 / 箱体:SOT-23-6 工作频率:300 MHz to 450 MHz 封装:Reel