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Description
The RDA5868 is a single-chip FM transceiver integrated circuit (IC) designed for portable devices. It is used for wireless control appliances, such as toys, PDAs, notebook PCs, MP3 and MP4 players, cellular handsets, and portable radios. The chip supports multi-interface and requires the least external components, making it a popular choice for portable devices. It is a fully-integrated chip with synthesizer, IF selectivity, and MPX decoder. The package size is 4x4mm and it is completely adjustment-free.
Specifications and features
- CMOS single-chip fully-integrated FM transceiver
- Low power consumption
- Total current consumption lower than 20mA at 3.0V power supply
- Support worldwide and campus frequency band
- 65 -115 MHz
- 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
- All digital transmitter
- Autonomous search tuning
- Support integrated Rx/Tx PCB antenna
- Support SNRFM searching
- 4K memory included
- Support 32.768KHz crystal oscillator
- Digital auto gain control (AGC)
- Digital adaptive noise cancellation
- Mono/stereo switch
- Soft mute
- High cut
- Programmable de-emphasis (50/75 ms)
- Receive signal strength indicator (RSSI)
- Bass boost
- Volume control
- Support I2S digital transmitter
- Support audio power amplifier (32Ω resistance loading)
- I2S digital input/output interface
- Line-level analog output voltage
- 32.768 KHz, 12M, 24M, 13M, 26M, 19.2M, 38.4MHz reference clock
- 2-wire and 3-wire serial control bus interface
- Directly support 32Ω resistance loading
- Integrated LDO regulator
- 2.7 to 5.5 V operation voltage
- 4x4mm 24 pinQFN package
Application Scenarios
The RDA5868 is suitable for portable devices, including wireless control appliances such as toys, PDAs, notebook PCs, MP3 and MP4 players, cellular handsets, and portable radios.
Comparison
Advantages- Low power consumption
- Fully-integrated chip with synthesizer, IF selectivity, and MPX decoder
- Supports multi-interface and requires the least external components
- Optimum sound quality with varying reception conditions
- Perfectly transmission performance and agility
- Supports worldwide and campus frequency band
- All digital transmit structure
- Supports 65M~115M frequency band receive and transmit
- Completely adjustment-free
Disadvantages- May not be suitable for applications outside of the FM radio range
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
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- - Wire transfer, include Local bank transfer.
- - Western Union.
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Additional Information
- Datasheet: Download RDA5868
- Chipdatas Part: CD88-RDA5868
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/01 08:04 +0800
Refund
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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Payment Method
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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