UPD78F4938A Datasheet - NEC Electronics

UPD78F4938A 16-Bit Single-Chip Microcontroller

The µPD78F4938A is a product in the µPD784938A Subseries in the 78K/IV Series. The µPD78F4938A has flash memory in place of the internal ROM of the µPD784938A. The flash memory incorporated enables program writing or erasing with the microcontroller mounted on the target board. Detailed function des.

UPD78F4938A Features

* Pin-compatible with mask ROM version (except VPP pin)

* Flash memory: 256 KB

* Internal RAM: 10496 bytes 4 channels

* Serial interface:

* UART/IOE (3-wire serial I/O): 2 channels (on-chip baud rate generator)

* CSI (3-wire serial I/O): On-chip IEBus

UPD78F4938A_NECElectronics.pdf