The 3823 group is the 8-bit microcomputer based on the 740 family core technology. The 3823 group has the LCD drive control circuit, an 8-channel A/ D converter, a serial interface, a watchdog timer, a ROM correc- tion function, and as additional functions. The various microcomputers in the 3823 group include variations of internal memory size and packaging. For details, refer to the section on part numbering.
The document describes the M3823 group as an 8-bit microcomputer based on 740 family core technology. Key features include built-in LCD drive control circuits, an 8-channel A/D converter (10-bit or 8-bit), a serial interface, and a watchdog timer.
Technical specifications cover memory sizes ranging from 16 K to 60 K bytes for ROM and 640 to 2560 bytes for RAM. The device supports various operating modes with power source voltages between 1.8 V and 5.5 V, depending on the frequency mode selected.
| Number of basic instructions | 71 |
|---|---|
| Maximum oscillation frequency | 10 MHz |
| ROM memory size range | 16 K to 60 K bytes |
| RAM memory size range | 640 to 2560 bytes |
| A/D converter resolution and channels | 10-bit X 8 or 8-bit X 8 |
| Operating temperature range | -20 to 85 C |
The device is suitable for use in cameras, audio equipment, household appliances, and consumer electronics.
The maximum oscillation frequency is 10 MHz.
The operating temperature range is -20 to 85 °C.