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Description
The RDA5872 is a single-chip broadcast FM transceiver with fully integrated synthesizer, IF selectivity, and MPX decoder. This CMOS IC chip supports multi-interface, requiring the least external components. It has a small package size of 4x4mm and is completely adjustment-free, making it highly suitable for portable devices. The RDA5872 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. The RDA5872 supports a frequency band of 65MHz to 115MHz 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
- Support worldwide and campus frequency band (65 - 115 MHz)
- Digital low-IF tuner with image-reject down-converter and high-performance A/D converter
- Internal IF selectivity
- Fully integrated digital frequency synthesizer with on-chip RF and IF VCO
- All-digital transmitter
- Autonomous search tuning
- Support integrated Rx/Tx PCB antenna
- Support SNRFM searching
- Includes 4K memory
- Supports 32.768KHz crystal oscillator
- Digital auto gain control (AGC) and adaptive noise cancellation
- Programmable de-emphasis (50/75 ms)
- Receive signal strength indicator (RSSI)
- Bass boost and volume control
- Supports I2S digital transmitter, 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
- Integrated LDO regulator for 2.7 to 5.5V operation voltage
- 4x4mm 24 pinQFN package
Application Scenarios
The RDA5872 can be used in various applications, including:
- Cellular handsets
- MP3, MP4 players
- Portable radios
- PDAs, Notebook PCs
- Wireless toys
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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:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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How to Buy:
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Popular parts of the same kind
- Datasheet: Download RDA5872
- Chipdatas Part: CD94-RDA5872
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/01 09:13 +0800
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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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The fee is charged according to the rule of PayPal.
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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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