Kc89c72 Datasheet ((hot))

The KC89C72 is a specialized semiconductor component, primarily identified as a memory chip or an analog signal processing integrated circuit. Manufactured through a collaboration involving FILFACT/SAMSUNG, it is designed for applications requiring reliable data storage and processing in industrial and consumer electronics. Key Specifications and Features

Do not use this pinout for final designs — confirm with the official datasheet. kc89c72 datasheet

is a specialized semiconductor chip, often categorized as a Programmable Sound Generator (PSG) /BDIR transition: 0 ns minimum.

Last updated: 2025. Information compiled from publicly available manufacturer datasheets and technical references. Datasheet Archive websites (Alldatasheet

1. Datasheet Archive websites (Alldatasheet, Datasheet4U, DatasheetCatalog)
2. Retro computing repositories (Bitsavers.org, Archive.org – search “GI sound chip datasheets”)
3. Microchip’s obsolete parts section (limited access, but application notes may be available)
4. Vintage electronics forums (forum.6502.org, AtariAge, Smspower.org)

Integrated A/D: Features an 8-bit Analog-to-Digital converter.

Because the KC89C72 is a direct clone, you should use the General Instrument AY-3-8910 Datasheet for full timing diagrams and electrical characteristics. Key features include:

• Address/data setup time before /BC1 low: 25 ns minimum.
• /BC1 pulse width low: 100 ns minimum.
• /BDIR pulse width high: 100 ns minimum.
• Data hold after /BC1 -> /BDIR transition: 0 ns minimum.