EPM7128ELI-84-20 – ALTERA

Overview

The Altera EPM7128ELI-84-20 is a high-performance Complex Programmable Logic Device (CPLD) designed for intricate digital logic implementation. Its core strength lies in its 128 macrocells and 68 I/Os, enabling sophisticated state machine design and combinatorial logic functions with a maximum operating frequency of 125 MHz. A critical design consideration for this EEPROM-based CPLD is its susceptibility to programming errors under high-temperature or high-voltage stress, necessitating careful power supply regulation and thermal management to ensure long-term device reliability and data integrity.

Key Features

• 128 Macrocells
• 68 Input/Output Pins
• 7.5 ns Maximum Propagation Delay
• 125 MHz Maximum Operating Frequency
• PLCC-84 Surface Mount Package (29.82mm x 29.82mm)
• 4.75 V to 5.25 V Operating Supply Voltage

Applications

The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.

• High-speed control logic in industrial automation systems
• Custom interface bridging for legacy peripherals
• Complex address decoding and bus arbitration
• Real-time signal processing in embedded systems