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The CMS80F262x series are chips designed by us with enhanced 1T flash MCU. the max clock frequency of this chip is 48MHz, together with the operating voltage being ranged within 2.1V~5.5V, the Flash memory being as 64KB, the XRAM being as 4KB, general RAM being as 256B, the Data Flash being as 1KB.

There are 46 GPIOs, 6-channel enhanced PWM, LCD & LED display ports, build-in 12-bit ADC, 2-channel analogue comparator, 5 16-bit general timer, 4-channel UART, 1-channel SPI in the chip.

This series of chip we design fulfils all industrial grade requirements with operating temperature ranged within -40~-105 ℃ and are available in SOP28，LQFP32, LQFP44 & LQFP48 packages.

>  enhanced 1T 8051 core

>  operating voltage：2.1V-5.5V @48MHz

>  operating temperature：-40℃ - 105℃

>  64KB Flash ROM

>  256B general RAM

>  4KB XRAM

>  1KB Data Flash

>  5 16-bit general timer

>  6-channel enhanced PWM module

>  hardware LCD driver supported(fast charge supported & operational under sleep mode)

>  hardware LED driver supported(COM, SEG current selectable)

>  2-channel analogue comparator with dual-edging-lag function(it is supported that the comparator can be triggering an EPWM brake)

>  build-in high-precision low-speed ADC. sample rate: 100Ksps

>  build-in LSE timer, with waking-up supported

>  4 UART ports supported at most

>  1 I2C port supported

>  1 SPI port supported

>  4 types of oscillasion supported

>  46 GPIOs supported

>  buzzer supported

>  WDT/WWDT supported

>  packaging：SOP28、LQFP32、LQFP44 & LQFP48