EPM7128SQC100-7F

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Complex programmable logic devices, or CPLDs, are an integral part of the embedded system design process. With the advent of high density, low power devices such as the Altera EPM7128SQC100-7F, engineers have been able to produce even more efficient and reliable embedded systems. In this article, we will take a closer look at the application field and working principle of the EPM7128SQC100-7F.

Application Field

The EPM7128SQC100-7F, which is manufactured by Altera, is a member of Altera’s MAX® V family of CPLDs. This device is a low power, high density logic device that is ideal for a wide variety of embedded applications such as motor controllers, HVAC systems, motor drivers, lighting systems, and many other industrial/automotive applications. The device is housed in a 784-pin PQFP package, making it one of the densest CPLDs available on the market. Additionally, the device features a power-optimized architecture which minimizes power consumption.

The EPM7128SQC100-7F offers up to 4 million usable gates, allowing for much larger system designs compared to other devices. It also has a very high system speed, with a maximum of 6ns device-to-device delay time. Additionally, the device supports a wide range of I/O standards, including LVDS, LVCMOS, and HSTL.

Working Principle

The EPM7128SQC100-7F is a member of the MAX® V family of CPLDs, and it utilizes a single chip architecture to perform digital logic functions. It is composed of two functional blocks: a digital logic array and a programmable interconnect. The digital logic array consists of 12 24-bit-wide arithmetic logic units (ALUs) and 256 dedicated function blocks for combinatorial logic. The ALU blocks can be interconnected via the programmable interconnect, allowing for more complex logic operations.

The EPM7128SQC100-7F also supports external memory such as Flash, SRAM, and EEPROM, as well as logic encryption for secure designs. This device has an internal clock frequency of up to 500MHz and it supports up to 32 I/O ports. Additionally, the device supports multiple clock domains, allowing for faster and more reliable system designs.

Conclusion

The Altera EPM7128SQC100-7F is a powerful, low power CPLD that is ideal for embedded applications. With up to 4 million gates, it can handle a wide range of designs. It also features a highly optimized architecture with multiple clock domains, allowing for better system performance. Additionally, this device supports a wide range of I/O standards, including LVDS, LVCMOS, and HSTL. Finally, it supports external memory and logic encryption for secure designs.

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