M4A3-256/128-65SAC

Complex Programmable Logic Devices Overview

The Lattice Semiconductor M4A3-256/128-65SAC is a 3.3-V ispMACH 4A Complex Programmable Logic Device (CPLD) featuring 256 macrocells and 128 user I/Os. It operates within the commercial temperature range of 0°C to +70°C with a guaranteed propagation delay ($t_{PD}$) of 5.5 ns and a maximum counter frequency ($f_{CNT}$) of 167 MHz. The device utilizes E²CMOS technology, supports JTAG boundary scan testing, and offers flexible architecture with 100% pin-out retention.

Complex Programmable Logic Devices Feature Summary

• High-performance E²CMOS architecture with 5.5 ns $t_{PD}$ and 167 MHz $f_{CNT}$
• Flexible logic design with 256 macrocells and 128 user I/Os
• SpeedLocking feature for guaranteed fixed timing performance
• JTAG compliant for in-system programming and boundary scan testing

Complex Programmable Logic Devices Applications

• PCI-compliant system integration
• Mixed supply voltage designs
• Automated test equipment connectivity

Complex Programmable Logic Devices Procurement Notes

Verify the specific package type associated with the 'SAC' suffix against official documentation, as datasheet tables list fpBGA and BGA options without explicitly defining this suffix code. Confirm lead-free status and commercial temperature range compliance prior to procurement.

Complex Programmable Logic Devices Selection Notes

Select this model for applications requiring 256 macrocells with high-speed 5.5 ns performance. Ensure the design fits within the 128 I/O constraint and verify that the 3.3-V operating voltage aligns with the target system's power requirements.

Complex Programmable Logic Devices Part Context

This component belongs to the ispMACH 4A family, which provides high-density CPLD solutions ranging from 32 to 512 macrocells. The family emphasizes first-time-fit capability and predictable timing through its central switch matrix architecture.

Complex Programmable Logic Devices Replacement Considerations

No public confirmed substitute part numbers are available in the provided source material.