Z84C4310AEG

Specialized Overview

The Z84C4310AEG is a serial input/output controller manufactured by Zilog, belonging to the Z84C43xx series. It is designed for high-performance asynchronous and synchronous serial communication applications. The device integrates two independent serial channels capable of supporting various protocols including ASYNC, BIT, SYNC BYTE, SYNC HDLC, SYNC SDLC, X.25, and BISYNC. It features a maximum data transfer rate of 0.25 MBps per channel. The component operates with an external data bus width of 8 bits and supports a maximum clock frequency of 10 MHz. It is available in a 40-pin ceramic dual in-line package (CDIP40) and functions within a temperature range of -40°C to +100°C.

Specialized Feature Summary

• Dual-channel serial I/O architecture supporting multiple synchronous and asynchronous communication protocols
• Integrated hardware support for complex protocol handling including HDLC, SDLC, and X.25
• CMOS technology ensuring low power consumption while maintaining high-speed data transfer capabilities

Specialized Applications

• Industrial automation systems requiring reliable serial communication
• Telecommunications equipment utilizing HDLC or SDLC protocols
• Computer peripheral interfaces needing high-speed asynchronous data transfer

Specialized Procurement Notes

Verify component authenticity through authorized distributors or manufacturer channels due to potential availability constraints. Confirm RoHS compliance status as specific documentation may vary by production batch. Check for end-of-life notifications or obsolescence notices prior to procurement planning. Ensure proper handling procedures are followed given the ceramic package type and historical manufacturing context.

Specialized Selection Notes

Select this component when dual-channel serial control with hardware protocol offloading is required. Compare against standard UARTs if complex protocol handling like X.25 or HDLC is necessary. Consider pin compatibility and package dimensions during PCB layout. Evaluate system clock requirements to ensure the 10 MHz maximum frequency meets design specifications.

Specialized Part Context

This part belongs to Zilog's Z84C43xx family of serial I/O controllers, which were designed to complement the Z80 microprocessor ecosystem. These devices provided dedicated hardware support for serial communications, reducing CPU overhead in embedded systems. The Z84C4310 variant specifically offers enhanced protocol support compared to earlier models in the series.

Specialized Replacement Considerations

Publicly confirmed substitute part numbers are not available in verified sources. Consider consulting Zilog documentation for legacy replacement recommendations or evaluating modern serial controllers with compatible pinouts and protocol support.