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NT6868A - Keyboard Controller

Datasheet Summary

Description

NT6868A is a single chip micro-controller for keyboard applications.

It incorporates a 6502 8-bit CPU core, 4K bytes of ROM, and 128 bytes of RAM used as working RAM and stack area.

timer.

Features

  • n Built-in 6502 8-bit CPU n 2 MHz CPU operation frequency n 4K bytes of ROM n 128 bytes of SRAM n One 8-bit programmable base timer with 1 - 256 µsec interval n 29 programmable bi-directional I/O pins n 3 LED direct sink pins with internal serial resistors n Mask optional for built-in RC oscillator with an external resistor or external ceramic resonator applied n Watch-dog timer n Built-in power-on reset n Built-in low voltage reset n CMOS technology for low power consumption n Available in 40.

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Datasheet preview – NT6868A

Datasheet Details

Part number NT6868A
Manufacturer Novatek
File Size 205.54 KB
Description Keyboard Controller
Datasheet download datasheet NT6868A Datasheet
Additional preview pages of the NT6868A datasheet.

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Full PDF Text Transcription

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NT6868A Keyboard Controller Features n Built-in 6502 8-bit CPU n 2 MHz CPU operation frequency n 4K bytes of ROM n 128 bytes of SRAM n One 8-bit programmable base timer with 1 - 256 µsec interval n 29 programmable bi-directional I/O pins n 3 LED direct sink pins with internal serial resistors n Mask optional for built-in RC oscillator with an external resistor or external ceramic resonator applied n Watch-dog timer n Built-in power-on reset n Built-in low voltage reset n CMOS technology for low power consumption n Available in 40 pin DIP package and 40 pad CHIP FORM General Description NT6868A is a single chip micro-controller for keyboard applications. It incorporates a 6502 8-bit CPU core, 4K bytes of ROM, and 128 bytes of RAM used as working RAM and stack area.
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