CMT4502
CMT4502 is Bluetooth Low Energy SoC manufactured by HOPERF.
Features
- ARM® Cortex™-M0 32-bit processor
- Memory
- 512KB in-system flash memory
- 128KB ROM
- 138KB SRAM, all programmable retention in sleep mode
- 8-channel DMA
- 33/19 general purpose I/O pins
- All pins can be configured as serial interface and programmable IO MUX function mapping
- All pins can be configured for wake-up
- 18 pins for triggering interrupt
- 3 quadrature decoder(QDEC)
- 6-channel PWM
- 4-channel I2S
- 2-channel PDM
- 2-channel I2C
- 2-channel SPI
- 1-channel UART
- JTAG
- DMIC/AMIC with microphone bias
- 3/8-channel 12bit ADC with low noise voice PGA
- 4-channel 24bit timer, one watchdog timer
- Real timer counter (RTC)
- Power, clock, reset controller
- Flexible power management
- Supply voltage range 1.8V to 3.6V
- Embedded buck DC-DC and LDOs
- Battery monitor: Supports low battery detection
- Power consumption
- 0.7μA @ OFF Mode (IO wake up only)
- 2μA @ Sleep Mode with 32KHz RTC
- Receiver: 6.7m A @sensitivity level
- Transmitter: 6.7m A @0d Bm TX power
- RC oscillator hardware calibrations
- 32KHz RC osc for RTC with ±500ppm accuracy
- 32MHz RC osc for HCLK with 3% accuracy
- High Speed Throughput
- Support BLE 2Mbps Protocal
- Support Data Length Extension
- Throughput up to 1.6Mbps...
