RDA5876A SINGLE CHIP FOR BLUETOOTH & FM RADIO TUNER Rev.1.3-01.2014 1 General Description RDA5876A integrates industry-lead Bluetooth and FM radio tuner into one chip and is optimized for mobile applications. Bluetooth and FM can work simultaneously and independently, with low power consumption levels target to battery powered devices. For the highest integration level, the required board space has been minimized and customer cost has been reduced. Manufacturers can easily and fast integrate RDA5876A on their Figure1-1. RDA5876A Top View product to enable a rapid time to market. RDA5876A uses CMOS process with a compact 4*4mm 32-pin QFN package. 1.1 Bluetooth Features z z CMOS single-chip fully-integrated radio and z Up-to 4Mbps high speed UART HCI support baseband z Support AFH Compliant with Bluetooth 2.1 + EDR specification z Support 3-wire WIFI Co-existence handshake z Bluetooth Piconet and Scatternet support z ARM7-based microprocessor with on-chip ROM z Low power consumption and RAM z Minimum external component Meet class 2 and class 3 transmitting power z Internal 32k LPO. z signals requirement, support class1 operation with external power amplifier z Provides +10dbm transmitting power z NZIF receiver with -90dBm sensitivity z Battery power supply directly with internal LDO z Support DCXO with internal oscillator circuit Copyright (c) RDA Microelectronics Inc. 2014. 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. 1.2 FM Features RDA5876A Datasheet V1.3 z Programmable de-emphasis (50/75 Ps) z Receive signal strength indicator (RSSI) z CMOS single-chip fully-integrated FM tuner z Bass boost z Low power consumption z Volume control 3/4 Total current consumption lower than 20mA at z Line-level analog output voltage 3.0V power supply z I2C control bus interface Support worldwide frequency band z Directly support 32 resistance loading 3/4 z Integrated LDO regulator z z 50 -115 MHz Support flexible channel spacing mode 3/4 z Support RDS/RBDS z Digital low-IF tuner z 3/4 1.8 to 5.5 V operation voltage 100KHz, 200KHz, 50KHz and 25KHz 3/4 Image-reject down-converter 3/4 High performance A/D converter 3/4 IF selectivity performed internally Fully integrated digital frequency synthesizer 3/4 Fully integrated on-chip RF and IF VCO 3/4 Fully integrated on-chip loop filter z Autonomous search tuning z Support 32.768KHz crystal oscillator z Digital auto gain control (AGC) Digital adaptive noise cancellation 3/4 Mono/stereo switch 3/4 Soft mute 3/4 High cut 1.3 Applications z MP3,MP4 and PMP z PDA z Cordless phone z MCU 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