M4A3-64/64-10VC

Complex Programmable Logic Devices Overview

The M4A3-64/64-10VC is a 3.3-V Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4A family, utilizing E2CMOS technology for in-system programming via JTAG. It features 64 macrocells and supports up to 64 user I/Os within a 100-pin TQFP package. The device operates at a maximum frequency of 125 MHz with a typical propagation delay of 10 ns. Designed for commercial applications, it functions reliably across a temperature range of 0°C to +70°C.

Complex Programmable Logic Devices Feature Summary

• High-performance E2CMOS architecture supporting 3.3-V operation with guaranteed fixed timing via SpeedLocking.
• Flexible logic architecture featuring central, input, and output switch matrices for 100% routability and pin-out retention.
• Supports D/T registers, latches, synchronous/asynchronous modes, and programmable polarity.
• Compliant with IEEE 1149.1 JTAG standards for boundary scan testing and in-system programming.

Complex Programmable Logic Devices Applications

• General-purpose digital logic implementation
• Bus bridging and protocol conversion
• Address decoding and control logic

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as indicated on official documentation. Check for lead-free package availability if required by assembly specifications. Ensure design files match the specific -10 speed grade and VC suffix requirements.

Complex Programmable Logic Devices Selection Notes

Select this model for designs requiring 64 macrocells with full I/O utilization in a compact 100-pin form factor. The -10 speed grade provides a 10 ns delay suitable for moderate-speed interfaces. Consider the 0°C to +70°C operating range for commercial environments. Verify voltage compatibility if interfacing with mixed-voltage systems.

Complex Programmable Logic Devices Part Context

This component belongs to the ispMACH 4A CPLD family, which offers densities ranging from 32 to 512 macrocells. The M4A3 series specifically targets 3.3-V applications, providing flexibility for modern low-power digital designs while maintaining compatibility with legacy 5-V systems through safe mixed-voltage operations.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements within the same family include the M4A3-64/64-10VN variant, which differs primarily in packaging or environmental rating. Cross-family upgrades may require architectural adjustments due to differences in macrocell counts and I/O configurations.