CSRA65700

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Subwoofer ROM Solution

CSRA65700 QFN is an audio sink device for wireless subwoofer speakers based on Qualcomm Technologies International, Ltd.’s Subwoofer Audio Transfer (SWAT) transport mechanism. CSRA....

CSRA65700 QFN is an audio sink device for wireless subwoofer speakers based on Qualcomm Technologies International, Ltd.’s Subwoofer Audio Transfer (SWAT) transport mechanism. CSRA65700 QFN combines with any SWAT capable source, in the sound bar or AVR, designed to form a robust wireless subwoofer link in a high fidelity multi-channel audio system.

CSR65700 and Qualcomm Kalimba are products of Qualcomm Technologies, Inc., and/or its subsidiaries.

Product license agreement

Specifications

DSP

DSP Technology: Qualcomm® Kalimba™ DSP

MCU

MCU Clock Speed: 80MHz MCU

Bluetooth

Bluetooth Version: Bluetooth 4.0

Bluetooth Radio: 50Ω, -91bBm receiver sensitivity

Maximum Output Power: 8dBm transmitter

Class Support: Class 3, Class 2, Class 1

Memory

RAM: 56 KB RAM

Interface

Supported Interfaces: I²S, I²C, SPI, UART

Input/Output

ADC: 1 ADC

DAC: 1 DAC

PWM (LED): 3

Package

Package Type: QFN

Pitch: 0.4mm Pitch

Package Size: 8 x 8 x 0.9 mm

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CPU Clock Speed	MCU Clock Speed	Bluetooth Version	Integrated NFC Radio	Audio Technology	Supported Interfaces
—	80MHz MCU	Bluetooth 4.0	—	—	I²S I²C SPI UART
—	80MHz MCU	Bluetooth 4.1	—	Qualcomm® aptX™ audio technology	I²C SPI UART USB 2.0
—	80MHz MCU	Bluetooth 4.1	—	—	I²C SPI UART USB 2.0
2x 120 MHz	—	Bluetooth 5.0	Tag mode Peer-to-peer listener mode NFC type II	Qualcomm® Broadcast Audio technology Qualcomm® aptX™ audio technology	SDIO v3.0 host USB device and host I²C SPI UART

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