The UPD754144 is a 4-bit single-chip Microcontroller which incorporates the EEPROM for key-less entry application. It incorporates a 16 ,8-bit EEPROM a 4-Kbyte mask ROM to store software, a 128 ,4-bit RAM to store the processing data, a processing CPU, and a Carrier generator which easily outputs waveforms for infrared remote controller. By NEC Electronics Inc.
UPD754144 's PackagesUPD754144 's pdf datasheet

UPD754144 Pinout, Pinouts
UPD754144 pinout,Pin out
This is one package pinout of UPD754144,If you need more pinouts please download UPD754144's pdf datasheet.

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