M4A5-64/32-12JNI

Complex Programmable Logic Devices Overview

The M4A5-64/32-12JNI is a Complex Programmable Logic Device (CPLD) from the Lattice ispMACH 4A family. It operates at 5 V and contains 64 macrocells with 32 user I/Os in a PLCC-44 package. The device features EEPROM storage for non-volatile configuration. Key electrical parameters include a maximum propagation delay of 12 ns, a maximum operating frequency of 182 MHz, and a supply voltage range of 4.75 V to 5.25 V. It supports JTAG boundary scan testing and in-system programming.

Complex Programmable Logic Devices Feature Summary

• 64 Macrocells with 32 I/Os in PLCC-44 package
• 12 ns maximum propagation delay and 182 MHz max frequency
• EEPROM-based non-volatile memory technology
• JTAG compliant for boundary scan and in-system programming

Complex Programmable Logic Devices Applications

• Embedded design laboratory instruction systems
• Mixed supply voltage system designs
• PCI compliant logic interfacing

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific ordering suffix matches the required speed grade and package variant. Check for lead-free compliance status if environmental regulations apply to the target assembly process.

Complex Programmable Logic Devices Selection Notes

Select this model for applications requiring 5 V operation with 64 macrocells. Ensure the design fits within the 12 ns timing constraints. Verify that the PLCC-44 package footprint aligns with the PCB layout requirements. Consider the 1:1 macrocell-to-I/O ratio when designing complex logic functions.

Complex Programmable Logic Devices Part Context

This part belongs to the ispMACH 4A CPLD family, which offers flexible architecture with central switch matrices. The M4A5 series specifically targets 5 V applications, providing high-speed performance and first-time-fit capabilities. It is designed for rapid logic prototyping and system integration.

Complex Programmable Logic Devices Replacement Considerations

Direct replacements within the same family include M4A5-64/32-10JNI or M4A5-64/32-7JNI for faster speeds. For lower speed requirements, M4A5-64/32-15JNI may be suitable. All variants share the same pinout and package.