RDA5807M
SINGLE-CHIP BROADCAST FM RADIO TUNER
1 General Description The RDA5807M series is the newest generation single-chip
broadcast FM stereo radio tuner with fully integrated
synthesizer, IF selectivity, RDS/RBDS and MPX decoder.
The tuner uses the CMOS process, support multi-interface
and require the least external component. All these make it
very suitable for portable devices.
The RDA5807M series has a powerful low-IF digital audio
processor, this make it have optimum sound quality with
varying reception conditions.
The RDA5807M series support frequency range is from
50MHz to 115MHz. 1.1 1 GND LOUT 10 2 FMIN ROUT 9 3 GND RDA5807M GND 8 4 SCLK VDD 7 5 SDIO RCLK 6 Figure1-1. RDA5807M Top View Features CMOS single-chip fully-integrated FM tuner Mono/stereo switch Low power consumption Soft mute High cut Total current consumption lower than 20mA at 3.0V Programmable de-emphasis (50/75 s) Support worldwide frequency band Receive signal strength indicator (RSSI) and SNR Bass boost Support flexible channel spacing mode Volume control and mute Line-level analog output voltage 32.768 KHz 12M,24M,13M,26M,19.2M,38.4MHz power supply when under normal situation 50 -115 MHz
100KHz, 200KHz, 50KHz and 25KHz Support RDS/RBDS Digital low-IF tuner Rev.1.0-May.2011 Reference clock Image-reject down-converter Only support 2-wire bus interface High performance A/D converter Directly support 32Ω resistance loading IF selectivity performed internally Integrated LDO regulator
Fully integrated digital frequency synthesizer
Fully integrated on-chip RF and IF VCO Fully integrated on-chip loop filter Autonomous search tuning Support 32.768KHz crystal oscillator Digital auto gain control (AGC) Digital adaptive noise cancellation 1.2 1.8 to 3.3 V operation voltage MSOP－10pins
Applications Cellular handsets MP3, MP4 players Portable radios Copyright © RDA Microelectronics Inc. 2006. All rights are reserved.
The information contained herein is the exclusive property of RDA and shall not be distributed, reproduced, or disclosed in whole or in
part without prior written permission of RDA. RDA Microelectronics, Inc. RDA5807M FM Tuner V1.0 PDAs, Notebook The information contained herein is the exclusive property of RDA and shall not be distributed, reproduced, or disclosed in whole or in
part without prior written permission of RDA.
Page 2 of 23 RDA Microelectronics, Inc. RDA5807M FM Tuner V1.0 Table of Contents 1 General Description . 1
1.1
Features . 1
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