8031 MCU core embedded DC to 24 MHz operating frequency EV: ROM-less 16 KB MASK ROM for program storage 384 bytes on-chip data RAM: 256 bytes accessed as in the 8031 128 .

The SH57K12 is a low-voltage, high performance 8031 embedded microcontroller with 384 bytes on chip RAM. The SH57K12 includes a watchdog timer, and a CODEC controller. 1/31 V1.2 SH57K12 EV Pin Configuration SH57K12 2/31 V1.2 SH57K12 Block Dia.

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