RDA5876 datasheet(2/22 Pages) RDA

2 / 22 page

RDA Microelectronics, Inc.

RDA5876 Datasheet V1.2

Page 2 of 22

1.2 FM Features

CMOS single-chip fully-integrated FM tuner

Low power consumption

Total current consumption lower than 20mA at

3.0V power supply

Support worldwide frequency band

50 -115 MHz

Support flexible channel spacing mode

100KHz, 200KHz, 50KHz and 25KHz

Support RDS/RBDS

Digital low-IF tuner

Image-reject down-converter

High performance A/D converter

IF selectivity performed internally

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

Mono/stereo switch

Soft mute

High cut

1.3 Applications

Mobile handset

MP3,MP4 and PMP

PDA

Cordless phone

Programmable de-emphasis (50/75

μs)

Receive signal strength indicator (RSSI)

Bass boost

Volume control

Line-level analog output voltage

I2C control bus interface

Directly support 32Ω resistance loading

Integrated LDO regulator

1.8 to 5.5 V operation voltage

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