M4A3-384/192-10SAC

Complex Programmable Logic Devices Overview

The M4A3-384/192-10SAC is a high-performance Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4A family. It features 384 macrocells and supports up to 192 user I/Os within a 256-ball BGA package. Operating at a nominal 3.3 V supply, this device achieves a maximum operating frequency of 125 MHz with a typical propagation delay of 10 ns. The architecture utilizes E2CMOS technology for in-system programming via JTAG and includes SpeedLocking for guaranteed fixed timing performance.

Complex Programmable Logic Devices Feature Summary

• High-density logic: 384 macrocells with 100% utilization and pin-out retention capabilities.
• SpeedLocking technology: Ensures predictable fixed timing independent of design complexity.
• Flexible I/O routing: Central switch matrix allows 100% routability and flexible pin assignments.
• In-system programmability: Supports 3.3 V and 5 V JTAG programming and boundary scan testing.

Complex Programmable Logic Devices Applications

• High-speed interface bridging and protocol conversion
• Complex state machine implementation
• Address decoding and bus arbitration systems

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as lead-free options are available but may vary by production lot. Check for End-of-Life (EOL) notifications or discontinuation notices prior to finalizing procurement plans.

Complex Programmable Logic Devices Selection Notes

Select the M4A3-384/192-10SAC when designs require high I/O counts with strict timing predictability. Ensure the 256-ball BGA package fits the board space constraints. Verify that the 3.3 V core voltage aligns with system power rails and that mixed-voltage I/O requirements are met by the device's input tolerance specifications.

Complex Programmable Logic Devices Part Context

This part belongs to the ispMACH 4A CPLD family, which bridges the gap between simple PLDs and FPGAs. The '384' indicates macrocell count, '192' denotes I/O options, '10' specifies the 10 ns speed grade, 'S' indicates the BGA package, and 'AC' typically refers to the commercial temperature range variant.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements within the same family include other M4A3-384 variants with different speed grades or package options. Cross-family migration to newer Lattice architectures such as MachXO3 or CrossLink-NX may be necessary if specific legacy features are no longer supported or if lower power consumption is required.

Complex Programmable Logic Devices FAQ

What is the maximum operating frequency for the M4A3-384/192-10SAC?

The maximum operating frequency (f_CNT) is 125 MHz.

Does this device support in-system programming?

Yes, it supports 3.3 V and 5 V JTAG in-system programming compliant with IEEE 1149.1.

How many macrocells does this CPLD contain?

The M4A3-384/192-10SAC contains 384 macrocells.