The CMS79F52x9 is a nebulizer series SoC developed by CMS, featuring an 8-bit RISC core. It has a high level of integration and operates at a voltage range of 2.0V to 5.5V with a frequency of 16MHz. It provides safety protection and easily passes various testing certifications.

>  Operating voltage range: 2.0V - 5.5V @ 16MHz

>  Operating temperature: -40℃ to 85℃

>  Internal 4K x 16-bit ROM, 256 general-purpose RAM

>  Internal 128 x 16-bit program EEPROM, re-writable up to 10,000 times

>  2 timer interrupts, PORTA interrupt on change, and other peripheral interrupts

>  2x 8-bit timers

>  Internal 1x USART communication module

>  Internal programmable frequency generator (PFG) with 512-level fine-tuning, supporting output frequencies of 1.7M, 2.4M, 3.0M, and 3.5M. The PFG output supports selectable source or sink current.

>  10-bit PWM accuracy, supporting 2 complementary outputs + 1 independent period output or 4 common-period outputs + 1 independent period output

>  High precision 12-bit ADC (internal reference voltage options: 2V/2.4V)

>  Internal 1x comparator module

>  8-level stack buffer

>  Package types: SOP8, SOP16