8051-based 1.8V low-power MCU
With low power technology, Nuvoton ML51 series is based on 1T 8051 core microcontroller to support power down current below 1uA, power consumption is 80µA/MHz in normal run mode. It provides operating frequency up to 24MHz, operating voltage from 1.8V to 5.5V and operating temperature -40°C ~105°C.
ML51 series is more than a 8-bit microcontroller, which equipped with several powerful features, such as 12-bit ADC, comparators, internal voltage reference, and Direct Memory Access(DMA) controller; ML51 also provides rich peripherals such as 2 sets of UART; 2 sets of smart card interface; 2 sets of I²C, and 2 sets of SPI.
ML51 series is a complete MCU application platform with flash size from 16KB to 64KB, SRAM size from 1KB to 4KB. Packages are from small form factor MSOP10, TSSOP14, QFN 20, TSSOP20, LQFP32, QFN33 to LQFP 48-pin and LQFP64. Different part number with same package is supported Pin to Pin compatible, it makes users to select different flash memory size chip and change e