Microchip RN52 HIFI level high-fidelity Bluetooth speaker solution

Microchip's RN52 Bluetooth audio module provides an integrated solution that provides high quality stereo audio and voice communication with a small shape. It combines Class 2 Bluetooth RF techniques to embedded DSP processors, and implements control and configuration by simple ASCII commands and GPIOs. This module integrates RF, baseband controller, DSP, and an auxiliary parallel data channel, built a complete Bluetooth wireless link. RN52 supports HSP / HFP, A2DP, AVRCP, SPP, and IAP Bluetooth profiles, as well as codecs such as SBC, APTX®, and AAC. It has a UART interface, GPIO, stereo speaker output, stereo microphone input, and USB port, widely used in wireless stereo speakers and headphones, smartphones wireless audio pedestal, smart phone streaming media application, vehicle free audio, media player Remote control, the walkie-talkie is called call audio connection ► Present photo ► Forum block diagram ► Core technology advantages It is fully compatible with Bluetooth V2.1 + EDR, 1.2, and 1.1. Comprehensive certified Bluetooth V3.0 audio and voice module Can be configured by commands via the UART console interface Embedded Bluetooth protocol stack profile: SPP, A2DP, HFP / HSP and AVRCP Support IAP profile to find iPhone® and iPod® Bluetooth accessories Can be used as A2DP audio output or input The size is only 13.5 × 26 × 2.7 mm, it is like a stamp size Double channel differential audio input and output bring the highest quality audio Support external audio encoder via I2S and S / PDIF interface Honeycomb SMT pad, easy and reliable PCB mount Additional codes supported include: APTX, AAC and MP3, etc. Compliance with RoHS, environmental protection Certification: FCC, IC and CE Bluetooth SIG certification ► Scenario specifications Standard Bluetooth® 3.0 Standard configuration file A2DP, AVRCP, SPP, HFP / HSP and IAP Frequency 2.4 ~ 2.48 GHz Maximum data transmission rate 3 Mbps (burst mode), 1.5 Mbps (continuous mode) Interface UART, USB, Bluetooth and GPIO Work range Class 2:10 m (33 feet) Sensitivity -85 dBm (0.1% BER) RF transmit power +4 DBM (typ) Sourceful from big.

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