SH67P93 micro-controller equivalent, 24k otp 4-bit micro-controller.
SH67P93 is a single-chip 4-bit micro-controller. The device integrates a SH6610D CPU core, RAM, OTP ROM, Timer, LCD driver, I/O port, DTMF/FSK Generator and FSK/DTMF/CAS decoder. This chip builds in a dual-oscillator to enhance the total chip perform.
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