M4A5-64/32-7VC48

Complex Programmable Logic Devices Overview

The M4A5-64/32-7VC48 is a Complex Programmable Logic Device (CPLD) belonging to the ispMACH 4A family, manufactured by Lattice Semiconductor. It operates at 5 V and contains 64 macrocells with 32 user I/O options. The device features a high-performance E2CMOS architecture providing a maximum propagation delay of 7 ns and a maximum count frequency of 167 MHz. It utilizes EEPROM storage technology for non-volatile configuration and supports in-system programming via the JTAG interface.

Complex Programmable Logic Devices Feature Summary

• High-speed performance with 7 ns maximum propagation delay and 167 MHz count frequency
• Flexible architecture featuring central, input, and output switch matrices for 100% routability
• Supports 3.3-V and 5-V JEDEC-compliant operations with mixed supply voltage safety
• JTAG (IEEE 1149.1) compliant for boundary scan testing and in-system programming

Complex Programmable Logic Devices Applications

• PCI compliant logic interfacing
• Mixed supply voltage system designs
• Automated test equipment connectivity
• General-purpose programmable logic integration

Complex Programmable Logic Devices Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm package integrity and pin alignment prior to installation. Ensure static-sensitive handling procedures are followed during storage and assembly. Check for lead-free compliance if required by specific environmental regulations.

Complex Programmable Logic Devices Selection Notes

Select this model when 64 macrocells and 32 I/O pins are sufficient for the design requirements. The 7 ns speed grade offers a balance between performance and power consumption within the 5 V ispMACH 4A series. Consider the TQFP-44 package constraints and ensure adequate thermal management for the specified operating temperature range.

Complex Programmable Logic Devices Part Context

This component is part of the ispMACH 4A family, which provides flexible CPLD solutions ranging from 32 to 512 macrocells. The M4A5 variant specifically targets 5 V applications, complementing the 3.3 V M4A3 series. The family emphasizes First-Time-Fit capabilities and guaranteed fixed timing through SpeedLocking technology.

Complex Programmable Logic Devices Replacement Considerations

Compatible alternatives within the same family include the M4A5-64/32-55VNC (5.5 ns speed grade) for higher performance or the M4A5-64/32-10VC (10 ns speed grade) for lower cost. Ensure pinout compatibility and verify that the replacement meets the specific timing and voltage requirements of the existing circuit.