AY-5-1013A

Overview

The AY-5-1013A is a Universal Asynchronous Receiver/Transmitter (UART) integrated circuit manufactured by Microchip Technology. It features a single UART channel with an 8-byte data buffer capacity. The device is housed in a 40-pin Plastic Dual In-line Package (PDIP). This component facilitates serial communication protocols, serving as a bridge between parallel microprocessor buses and asynchronous serial data streams for embedded systems requiring reliable data transmission.

Feature Summary

• Supports universal asynchronous receiver and transmitter functionality
• Includes an 8-byte data buffer for efficient data handling
• Designed for integration into parallel microprocessor bus architectures

Applications

• Embedded system serial communication interfaces
• Microprocessor-to-peripheral data linking
• Industrial control equipment serial ports

Procurement Notes

Verify the specific package variant against official Microchip documentation to ensure compatibility with PCB footprints. Confirm that the 40-PDIP configuration matches the target assembly requirements. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and traceability before procurement.

Selection Notes

Select this component when a dedicated UART interface is required for a single serial channel within a parallel bus architecture. Consider the PDIP packaging constraints and the 8-byte buffer depth relative to system throughput needs. Ensure the design supports the voltage levels and timing specifications defined in the official datasheet.

Part Context

This UART IC belongs to the family of serial communication controllers designed for legacy and industrial applications. It provides essential protocol conversion capabilities, allowing standard microcontrollers to communicate with external devices using asynchronous serial standards without complex software overhead.