CSR8635

CSR8635 Chipset

Single Chip Bluetooth Audio ROM Platform

CSR8635 and Qualcomm Kalimba are products of Qualcomm Technologies, Inc., and/or its subsidiaries.

Specifications

Bluetooth

Bluetooth Version: Bluetooth 4.1

Bluetooth Profiles: HFP v1.6, AVRCP v1.4, A2DP v1.2, DI v1.3, HSP v1.2

A2DP multipoint support: 2 A2DP sources

Bluetooth Radio: Up to +8dBm output power (typical), -91bBm receiver sensitivity (basic rate, typical)

USB

USB Support: Supports USB charger detection

USB Version: USB 2.0 (Full Speed)

General Audio

Audio Technology: Qualcomm® cVc™ audio technology, Talk-Time Extension

Equalizer: 5-band EQ

HFP multipoint support: 2 handsets

DSP

DSP Technology: Qualcomm® Kalimba™ DSP

MCU

MCU Clock Speed: 80MHz

Charging

Maximum Current: 200 mA on chip, 500 mA with external transistor

Memory

RAM: 56KB RAM

Interface

Supported Interfaces: I²S, I²C, PCM, SPI, UART

Input/Output

ADC: 1 ADC

DAC: 1 DAC

Maximum PIOs: 22

PWM (LED): 3

Package

Package Type: QFN, 8 x 8 x 0.9 mm 0.4 mm pitch QFN

Pitch: 0.4mm Pitch

Package Size: 8 x 8 x 0.9 mm