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Description
The RDA5800 is a single-chip broadcast FM transceiver with a fully integrated synthesizer, IF selectivity, and MPX decoder. This CMOS process chip supports multiple interfaces and requires the least external components. It has a package size of 4X4mm and is completely adjustment-free, making it very suitable for portable devices. The RDA5800 also features a powerful low-IF digital audio processor, providing optimum sound quality under varying reception conditions. With RDA patented dual synthesizers and an all-digital transmit structure, it offers excellent transmission performance and agility. Additionally, it supports a frequency band of 65M~115M and integrates 4K memory, making it ideal for simple wireless control appliances such as toys.
Specifications and features
- CMOS single-chip fully-integrated FM transceiver
- Low power consumption: total current consumption lower than 20mA at 3.0V power supply
- Supports worldwide and campus frequency band: 65 - 115 MHz
- Digital low-IF tuner with image-reject down-converter and high-performance A/D converter
- Fully integrated digital frequency synthesizer with on-chip RF and IF VCO, and loopfilter
- All digital transmitter with autonomous search tuning
- Supports integrated Rx/Tx PCB antenna and SNRFM searching
- Includes 4K memory and supports 32.768KHz crystal oscillator
- Digital auto gain control (AGC) and adaptive noise cancellation
- Programmable de-emphasis (50/75 ms) and receive signal strength indicator (RSSI)
- Bass boost, volume control, and supports I2S digital transmitter
- Supports audio power amplifier (32Ω resistance loading) and 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 supports 32Ω resistance loading and integrated LDO regulator
- Operating voltage: 2.7 to 5.5 V
- Package size: 4X4mm 24 pin QFN
Application Scenarios
The RDA5800 is suitable for various applications including:
- Cellular handsets
- MP3, MP4 players
- Portable radios
- PDAs, Notebook PCs
- Wireless Toys
Comparison
Advantages- Fully integrated design reduces the need for external components
- Powerful low-IF digital audio processor for optimum sound quality
- RDA patented dual synthesizers and all-digital transmit structure provide excellent transmission performance and agility
- Supports a wide frequency band and integrates 4K memory
- Compact package size suitable for portable devices
- Supports various features including digital auto gain control, adaptive noise cancellation, and programmable de-emphasis
Disadvantages- Limited frequency range
- No support for external antennas
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Similar parts: 430483 , Click to view
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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:
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- - 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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Additional Information
- Datasheet: Download RDA5800
- Chipdatas Part: CD87-RDA5800
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/07/01 06:28 +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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