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UPD78F9177 Datasheet - NEC

UPD78F9177 8-BIT SINGLE-CHIP MICROCONTROLLER

DATA SHEET µPD78F9177, 78F9177Y 8-BIT SINGLE-CHIP MICROCONTROLLER MOS INTEGRATED CIRCUIT The µPD78F9177 and µPD78F9177Y are µPD789177, 789177Y Subseries (small, general-purpose) in the 78K/0S Series. The µPD78F9177 replaces the internal ROM of the µPD789176 and µPD789177 with flash memory, while the µPD78F9177Y replaces the ROM of the µPD789176Y and µPD789177Y with flash memory. Because flash memory allows the program to be written and erased electrically with the device mounted on the board.

UPD78F9177 Features

* Pin compatible with mask ROM version (except VPP pin) Flash memory: 24 Kbytes High-speed RAM: 512 bytes Minimum instruction execution time can be changed from high-speed (0.4 µs: @5.0-MHz operation with main system clock) to ultra

UPD78F9177 Datasheet (318.05 KB)