RDA5807M Stereo FM Radio Module

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.

Features

• CMOS single-chip fully-integrated FM tuner
• Low power consumption
• Support worldwide frequency band
• 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
• Receive signal strength indicator (RSSI) and SNR
• Bass boost
• Volume control and mute
• Line-level analog output voltage
• Only support 2-wire bus interface
• Integrated LDO regulator

Technical Specification

• 2.7 to 3.3V operation voltage
• Output Impedance: 32Ω
• Current consumption: Lower than 20mA at 3.0V power supply when under normal situation
• Frequency band: 50-115MHz
• Channel spacing mode: 100kHz, 200kHz, 50kHz and 25kHz
• Reference clock: 32.768kHz 12M, 24M, 13M, 26M, 19.2M, 38.4MHz
• Programmable de-emphasis: (50/75µs)
• Module Weight: 0.3g

Application

• Cellular handsets
• Portable radios
• PDAs, Notebook
• Mobile phones, mobile phones, intercom systems, mobile radio devices stereo radio