CSR102x Product Family
Products of Qualcomm Technologies International Limited

Key Features
- Bluetooth 5.0 low energy radio with direct single-ended 50Ω antenna connection
- Integrated Bluetooth 5.0 qualified stack with optional Bluetooth features
- Multiple links support
- Ultra-low power operation
- 16-bit microprocessor with 80KB RAM
- 64KB one-time programmable memory with 256KB internal flash memory (some package variants)
- Memory interface for external SPI flash
- Single crystal design with minimal eBOM
- Direct battery connection
- Integrated G.722 and G.711 audio codecs
- PDM and I2S audio interfaces
- Variety of peripheral interfaces – I2C, SPI, and UART
- PWMs, edge capture hardware and quadrature decoders
- Co-processor for low-power background exe
- Direct LCD glass drive
- 10-bit ADC
- Enhanced key scanning hardware
- Up to 37 re-assignable programmable digital I/Os with wake on any I/O function
- SDK with compiler and extensive set of example applications
- Flexible hardware development kit
- Example product designs