QUALCOMM, Incorporated Bluetooth Chipset CSR8620

Single Chip Bluetooth Audio ROM Platform The CSR8620 chipset is a dual microphone, single-chip mono headset solution with advanced echo and bi-directional noise cancellation technology targeted at low-cost two microphone mono headset applications. CSR8620 Specs Bluetooth Bluetooth Version Bluetooth 4.1 Bluetooth Radio Up to +9dBm output power (typical) -92dBm receiver sensitivity (basic rate, typical) Bluetooth Profiles HFP v1.6 AVRCP v1.0 A2DP v1.2 DI v1.3 HSP v1.2 USB USB Version USB 2.0 (Full Speed) USB Support Supports USB charger detection Audio Audio Technology Qualcomm® cVc™ audio technology Voice recognition technology Talk-Time Extension HD Voice A2DP multipoint support 2 A2DP sources Analog Microphone Input 2 analog mics Digital Microphone Input 2 digital mics Equalizer 5-band EQ HFP multipoint support 2 handsets Microphone Bias Generator 1 microphone bias generator DSP DSP Technology Qualcomm® Kalimba™ DSP DSP Bit Architecture 24-bit MCU MCU Clock Speed 80MHz Power Management Maximum Input Voltage 3.3V Charging Maximum Current 200 mA on chip 500 mA with external transistor Memory RAM 56KB RAM Interface Supported Interfaces UART USB 2.0 PCM I²S SPI I²C Input/Output ADC 2 ADCs DAC 1 DAC Maximum PIOs 22 PWM (LED) 3 Package Package Type VFBGA 5.5 x 5.5 x 1 mm 0.5 mm pitch VFBGA Pitch 0.5mm Package Size 5.5 x 5.5 x 1 mm