Renesas Electronics M3826
The 3826 group is the 8-bit microcomputer based on the 740 family core technology. The 3826 group has the LCD drive control circuit, an 8-channel A/ D converter, D/A converter, serial interface and PWM as additional functions.DESCRIPTION
The various microcomputers in the 3826 group (One Time PROM version) include variations of internal memory size and packaging. This datasheet describes only the One Time PROM version (ROM 60 K version) of 3826 Group.● Serial interface
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● Serial I/O1 ...................... 8-bit ✕ 1 (UART or Clock-synchronous) Serial I/O2 .................................... 8-bit ✕ 1 (Clock-synchronous) PWM output .................................................................... 8-bit ✕ 1 A/D converter ............. 10-bit ✕ 8 channels or 8-bit ✕ 8 channels D/A converter .................................................. 8-bit ✕ 2 channels (used as DTMF and CTCSS function) LCD drive control circuit Bias ......................................................................... 1/2, 1/3 Duty .................................................................. 1/2, 1/3, 1/4 Common output ................................................................ 4 Segment output ..............................................................