CMT4502 is a System on a Chip (SoC) for low power Bluetooth® applications. The CMT4502 features a 32-bit ARM® Cortex ™ -M0 processor and ultra-low-power, high-performance multimode radio. CMT4502 can support BLE with secure download, application and over the air updates. Peripheral I / O and integrated IP applications allow the customer product to be created with minimal bill of material cost.
CMT4502 supports BLE 5.0.
The main specifications
- ARM® Cortex ™ -M0 32-bit processor
- Memory
* 512 / 256KB 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
- 8-channel 12bit ADC with analog 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
* Embedded LDOs
* Battery monitor: Supports low battery detection
* 2μA @ Sleep Mode with 32KHz RTC
* 0.7μA @ OFF Mode (IO wake up only)
