E2E0053-59-71 ¡ Semiconductor ML63187/63189B ¡ .
OKI electronic componets
ML63189B - 4-Bit Microcontroller with Built-in 1024-Dot Matrix LCD Drivers and Melody Circuit / Operating at 0.9 V (Min).
E2E0053-59-71 ¡ Semiconductor ML63187/63189B ¡ Semiconductor This version: Jul. 1999 ML63187/63189B Previous version: Mar. 1999 4-Bit Microcontroll.
