EPM3064 CPLD Datasheet, Features, Specifications, and Applications

The EPM3064 is a member of the MAX 3000A family of Complex Programmable Logic Devices (CPLDs) designed by Altera (now part of Intel). Offering a high level of integration with low power consumption, the EPM3064 provides a flexible, cost-effective solution for implementing complex logic functions in embedded systems, industrial control, and other digital applications. This article provides an overview of the EPM3064 CPLD, covering its features, specifications, and applications.

What is EPM3064 CPLD?

The EPM3064 is a 64 macrocell CPLD that supports the development of custom digital logic solutions. The device is based on EEPROM technology, allowing for reprogrammable logic configurations and non-volatile storage of logic functions. With a low-power design and the ability to handle a wide range of combinational and sequential logic functions, the EPM3064 is widely used in applications requiring custom logic, such as industrial control systems, communication devices, and embedded applications.

Architecture of EPM3064 CPLD

The architecture of the EPM3064 CPLD consists of 64 macrocells arranged in a flexible programmable logic array structure. The macrocells are fully interconnected and can be configured to implement complex logic functions, state machines, or simple logic gates. The CPLD’s internal programmable interconnect allows for high-speed signal routing between macrocells and I/O pins. The device also supports fast propagation delays, ensuring reliable performance in high-speed digital applications. The architecture includes user-programmable I/O pins, which are compatible with a variety of signal standards.

Features of EPM3064 CPLD

• 64 Macrocells: The EPM3064 offers 64 fully programmable macrocells, allowing for the implementation of various logic functions and state machines.

• In-System Programmability (ISP): The CPLD can be programmed while installed in the system, enabling easy updates and reconfiguration of logic functions without removing the device.

• Low Power Consumption: Designed with power efficiency in mind, the EPM3064 consumes minimal power, making it ideal for battery-powered and low-power embedded systems.

Specifications of EPM3064 CPLD

Input and Output Specifications

• I/O Pins: The EPM3064 features 34 user-programmable I/O pins, providing flexibility for interfacing with other devices, sensors, and systems.
• Input Voltage Range: The device supports a wide range of input voltages, from 1.8V to 5.0V, ensuring compatibility with various voltage levels in modern electronics.

Performance Metrics

• Logic Elements: The EPM3064 includes 64 logic macrocells, allowing for the design of complex combinational and sequential logic circuits.
• Operating Frequency: The CPLD can operate at frequencies up to 200 MHz, making it suitable for high-speed digital systems.

Power Consumption

• Low Standby Current: The EPM3064 features low static and dynamic power consumption, ensuring energy-efficient operation in both active and standby modes.

Package Types and Physical Dimensions

• Available Packaging Options: The EPM3064 is available in multiple packages, including 44-pin PLCC, 44-pin TQFP, and 100-pin TQFP, providing flexibility for different board designs and space constraints.
• Size and Fit: The compact packaging options make the EPM3064 suitable for space-constrained applications, such as portable devices and industrial control systems.

Applications of EPM3064 CPLD

• Embedded Systems: The EPM3064 is widely used in embedded systems to implement custom logic, such as state machines, address decoders, and glue logic, without the need for complex microcontroller programming.

• Industrial Control: In industrial automation, the EPM3064 is used to design control circuits for machinery, sensors, and actuators, offering reliable performance in harsh environments.

• Communications Equipment: The CPLD is also employed in networking and telecommunications devices, where it provides flexible logic implementation for signal routing, protocol handling, and data processing.

• Consumer Electronics: In consumer products, such as gaming consoles and home automation systems, the EPM3064 enables the integration of custom logic to enhance functionality and performance.

• Test and Measurement Equipment: The EPM3064 is used in test and measurement systems to implement high-speed data acquisition, signal generation, and digital pattern generation for precise testing and calibration.

EPM3064 Package

The EPM3064 CPLD is available in 44-pin PLCC, 44-pin TQFP, and 100-pin TQFP packages, offering a range of options to suit different application needs. These compact, robust packages ensure easy integration into a variety of printed circuit board (PCB) designs, from high-density boards to simpler layouts.

EPM3064 Manufacturer

The EPM3064 CPLD is manufactured by Altera (now part of Intel), a leading provider of programmable logic devices. Altera is known for its innovative and reliable solutions that meet the demands of industries such as telecommunications, automotive, and industrial control.

EPM3064 Datasheet

The EPM3064 datasheet provides comprehensive information on the electrical characteristics, pin configurations, and programming guidelines. Designers should refer to the datasheet for detailed instructions on integrating the CPLD into their systems and optimizing its performance.

EPM3064 vs. Other CPLDs: A Comparative Analysis

• EPM3064 vs. XC9572 (Xilinx): The XC9572 is a comparable CPLD from Xilinx, offering 72 macrocells. The EPM3064 has a lower number of macrocells but provides In-System Programmability (ISP), allowing for more flexible updates and logic changes in the field.

• EPM3064 vs. ATF1502 (Microchip): Both devices offer similar logic capabilities, but the EPM3064 has better power efficiency and a wider range of packaging options, making it more suitable for power-sensitive and space-constrained designs.

• EPM3064 vs. MAX II (Intel): The MAX II series provides higher integration and more macrocells compared to the EPM3064, making it suitable for larger and more complex logic designs. However, the EPM3064 is a more cost-effective solution for simpler logic functions.

Conclusion

The EPM3064 CPLD is a versatile and cost-effective programmable logic solution that offers flexibility, low power consumption, and high performance for a wide range of applications. Whether used in embedded systems, industrial control, or consumer electronics, the EPM3064 enables designers to implement custom logic functions with ease. Its in-system programmability, wide operating voltage range, and compact packaging make it a reliable choice for modern digital systems.