The CMS32F045 features an M0+ core capable of running at speeds of up to 72MHz, with a working voltage range of 1.8V to 5.5V. It offers up to 46 GPIO pins, 2 UARTs, 1 SPI, and 1 I2C interface. Additionally, it includes 2 CCP modules, 2 built-in analog comparators, 8-channel enhanced PWM, and up to 22-channel 12-bit ADC, which can operate at -40℃ to +85℃.

>  M0+ core

   Clock frequency: up to 72MHz

>  Operating voltage: 1.8V-5.5V

>  Operating temperature:-40℃ to 85℃

>  128KB Flash ROM

>  12KB SRAM

>  1KB DATA FLASH

>  4x 16-bit timers

>  2x 16/32-bit timers

>  2 sets of CCP modules

>  8-channel enhanced PWM modules

>  2-channel analog comparator with hysteresis function

>  Built-in high accuracy 12-bit ADC

>  2x UART interfaces

   1x SPI interface

   1x I2C interface 

>  Support DMA transfer

>  46x universal GPIOs

>  Package type: QFN40, LQFP48