Z8018216FSG

Overview

The Z8018216FSG is a smart peripheral controller IC utilizing the Z8S180 MPU core, packaged in a 100-pin QFP. It integrates two ESCC channels with 32-bit CRC, three 8-bit parallel I/O ports, and a 16550 compatible MIMIC interface for direct connection to PC, XT, or AT buses. The device supports operating frequencies of up to 33 MHz at 5V or 20 MHz at 3.3V, featuring two DMA channels, on-chip wait state generators, two UART channels, two 16-bit timer counters, an interrupt controller, and a clock oscillator.

Feature Summary

• Integrates Z8S180 MPU core with code compatibility to Zilog Z80/Z180 CPU
• Includes two ESCC channels supporting 32-bit CRC functionality
• Provides a 16550 compatible MIMIC interface for direct PC/XT/AT bus connectivity
• Features two DMA channels and on-chip wait state generators

Applications

• Modem applications including V. Fast standards
• Fax machine implementations
• Voice messaging systems
• General communications applications requiring PC bus integration

Procurement Notes

Verify component authenticity through authorized distributors or manufacturer channels. Confirm package integrity and pin alignment prior to installation. Review datasheet specifications for voltage levels and timing requirements. Ensure environmental conditions match operational ratings. Check for obsolescence status as this product may be discontinued.

Selection Notes

Select this component for designs requiring high-speed serial communication alongside standard PC bus interfacing. Consider the integrated ESCC and 16550 mimic features for reducing external logic. Evaluate power supply requirements based on the specific operating frequency selected. Verify that the 100-pin QFP package fits the target PCB layout constraints.

Part Context

This microprocessor unit belongs to the Zilog Intelligent Peripheral Controller (ZIP) series. It combines a static Z80180 processor with enhanced serial communications controllers and parallel I/O capabilities. The architecture is designed to simplify system design by integrating multiple communication interfaces into a single chip.

Replacement Considerations

Z8018216FSC