UPD78P0308Y

DATA SHEET MOS INTEGRATED CIRCUIT µPD78P0308, 78P0308Y 8-BIT SINGLE-CHIP MICROCONTROLLERS DESCRIPTION The µPD78P0308 and 78P0308Y are members of the µPD780308 and 780308Y Subseries of the 78K/0 Series, in which the on-chip mask ROM of the µPD780308 and 780308Y is replaced with a one-time PROM. Because this device can be programmed by users, it is ideally suited for system evaluation, small-scale and multiple-device production, and early development and time-to-market. Detailed function descriptions are provided in the following user’s manuals. Be sure to read them before designing. µPD780308, 780308Y Subseries User’s Manual: U11377E 78K/0 Series Instructions User’s Manual: U12326E FEATURES Pin-compatible with mask ROM version (except VPP pin) Program memory (one-time PROM): 60 KBNote Internal high-speed RAM: Internal expansion RAM: LCD display RAM: Supply voltage: 1024 bytes 1024 bytes 40 x 4 bits VDD = 2.0 to 5.5 V Note The internal PROM capacity can be changed by setting the internal memory size switching register (IMS). Remark Refer to 1. DIFFERENCES BETWEEN µPD78P0308, 78P0308Y AND MASK ROM VERSIONS for the difference between the one-time PROM and mask ROM versions. The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. Not all products and/or types are available in every country. Please check with an NEC Electronics sales representative for availability and addi...