M4A5-32/32-10VI

Complex Programmable Logic Devices Overview

The M4A5-32/32-10VI is a Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4A family, designed for high-performance E2CMOS applications. It features 32 macrocells and supports up to 32 user I/Os within a 44-pin TQFP package. The device operates at a supply voltage of 5 V with a maximum propagation delay of 10 ns and a maximum operating frequency of 182 MHz. It utilizes EEPROM storage technology and includes JTAG boundary scan capabilities for in-system programming and testing.

Complex Programmable Logic Devices Feature Summary

• High-speed performance with a maximum propagation delay of 10 ns and operating frequency of 182 MHz.
• Flexible architecture featuring central, input, and output switch matrices for 100% routability and pin-out retention.
• Supports In-System Programming (ISP) via JTAG (IEEE 1149.1) compliant interface.
• Includes SpeedLocking feature for guaranteed fixed timing regardless of logic complexity.

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 that the specific suffix 'I' denotes industrial temperature range operation as per datasheet specifications. Ensure compliance with relevant RoHS directives if lead-free packaging is required for the application environment.

Complex Programmable Logic Devices Selection Notes

Select this model when a 5-V supply is mandatory and 32 macrocells are sufficient for the design. The -10 speed grade provides a 10 ns delay, suitable for moderate-speed synchronous designs. Consider the TQFP-44 package constraints regarding PCB space and thermal dissipation requirements during layout.

Complex Programmable Logic Devices Part Context

This component belongs to the ispMACH 4A family, which offers densities ranging from 32 to 512 macrocells. The M4A5 variant specifically targets 5-V systems, providing compatibility with legacy 5-V interfaces while maintaining low power consumption characteristics inherent to the E2CMOS process technology.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements within the same family include other M4A5-32/32 variants with different speed grades (e.g., -7VC, -12JC). Verify pinout compatibility and electrical parameters before substitution.

Complex Programmable Logic Devices FAQ

What is the maximum operating frequency of the M4A5-32/32-10VI?

The maximum operating frequency is 182 MHz.

Does the M4A5-32/32-10VI support In-System Programming?

Yes, it supports In-System Programming via the JTAG (IEEE 1149.1) interface.

What is the storage type used in this CPLD?

The device uses EEPROM storage technology.