KS57C5304 microcontroller equivalent, (ks57p5204 - ks57p5312) single-chip cmos microcontroller.
and functions of the KS57C5204 and the KS57C5208 are identical and the KS57C5304, KS57C5308, and the KS57C5312 are identical. With it's DTMF generator, watchdog timer fun.
Up to 35 pins of the available 42-pin SDIP or 44-pin QFP package for the KS57C5204/C5208, and up to 23 pins of the avai.
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