T High feature phone LSI based on a CMOS 4-bit single
chip microcomputer with 4096 x 10 bit ROM and 1024 x 4 bit RAM capacity T Built-in DTMF generator and on-chip puls.
NT93401-04 is a CMOS, silicon integrated circuit designed for high feature phones with a high-precision dual tone multi-frequency (DTMF) circuit, LCD driver/ controller, and a 32 KHz watch oscillator circuit. The device includes one touch dialing, pr.
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