PRODUCT DESCRIPTION & SPECIFICATIONS
This is a Zilog Z80A SIO/1 (Serial Input/Output Controller), part of the legendary Z80 microprocessor family.
The Z80A SIO/1 was designed to handle asynchronous and synchronous serial communications, making it a critical peripheral chip in many computer and embedded system designs of the 1980s.Produced in 1984, this vintage IC comes in a ceramic DIP package with gold lid and Zilog markings.
It is a highly collectible semiconductor, especially for enthusiasts of Zilog and early computing hardware.
👉 The item is untested and sold as-is, primarily intended for collectors of vintage ICs and computing history.
Manufacturer: Zilog
Model: Z80A SIO/1
Function: Serial Input/Output Controller
Package: Ceramic DIP with gold lid
Date Code: 8440W (1984)
Markings: 8030 CS
Condition: Used, untested, collectible
Country of Manufacture: USA (likely)
Era: Mid-1980s
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