The ML610400 series is an 8-bit microcontroller product suitable for ultra-low voltage operation & ultra-low current consumption applications. Equipped with an LCD driver, two types of A/D converters, an on-chip debugging function, etc., it is ideal for compact mobile devices with an LCD display function such as wristwatches, pedometers, heart rate monitors, and thermostats. The core adopts a high-performance CMOS 8-bit microcontroller equipped with LAPIS Semiconductor's original RISC 8-bit CPU "U8 Core".

Please refer to this FAQ for the lineup of the ML610400 series.