EP3C25F256C6

Series:	Cyclone® III
Part Status:	Active
Number of LABs/CLBs:	1539
Number of Logic Elements/Cells:	24624
Total RAM Bits:	608256
Number of I/O:	156
Voltage - Supply:	1.15 V ~ 1.25 V
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 85°C (TJ)
Package / Case:	256-LBGA
Supplier Device Package:	256-FBGA (17x17)
Base Part Number:	EP3C25

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Introduction

An FPGA (Field Programmable Gate Array) is a type of integrated circuit that can be reprogrammed and reconfigured after manufacture. This makes it a popular choice for embedded systems that require reconfiguration and flexibility with minimal engineering overhead. The EP3C25F256C6 is a member of the Altera family of FPGAs, specifically aimed at small, embedded, low-power applications. In this article, we will discuss the typical applications and internal workings of the device.

Typical Applications

The EP3C25F256C6 is mainly designed for use in embedded or low-power applications. These include, but are not limited to, industrial automation, medical equipment, consumer electronics, aerospace, automotive, and telecom systems. The device can be used in applications ranging from simple control and monitoring through to complex data-processing and AI processing algorithms that require a variety of on-board peripherals. The device is also an excellent choice for applications requiring energy-efficency. The EP3C25F256C6 utilizes an Optimized Low Power (OLP) technology that reduces overall power usage while still maintaining performance. This makes the device ideal for battery-powered applications that require a high degree of functionality with minimal power draw.

Device Features

The EP3C25F256C6 is a single-chip FPGA containing 256 embedded LUTs (logic unit transfer), making it ideal for embedded applications. The device also includes an SRAM and two flash memory blocks for storing data, as well as 11 embedded PLLs for precision clocking of the embedded logic. The device also includes peripheral and input/output interfaces for connecting peripherals. The device uses an embedded ARM Cortex-M3 processor for programming and controlling the FPGA logic. This makes it easy to configure and control the FPGA from an external source, eliminating the need for custom circuitry or complex software solutions. The device also supports up to four I/O channels, making it ideal for applications requiring a high degree of flexible I/O.

Working Principle

The EP3C25F256C6 is essentially a reconfigurable device, meaning that its logic can be changed or modified after manufacture. It is programmed using a VHDL (Verilog Hardware Description Language) based independent programming language. In operation, the logic which is to be implemented is written as a VHDL code and then compiled into a logic design which can be programmed into the FPGA. This design is then physically stored in the device\'s flash memory. When the device is powered up, the stored design is loaded from flash memory and the embedded processor is used to configure the FPGA logic to the desired configuration.

Conclusion

The EP3C25F256C6 is a versatile, low-power FPGA from the Altera family. It is ideally suited for embedded applications, including industrial automation, medical equipment, consumer electronics, aerospace, automotive, and telecom systems. The device features a compact form factor, supporting up to 256 embedded LUTs, an onboard ARM Cortex-M3 processor and 11 PLLs. It is programmed using a VHDL based design language. This makes it an ideal choice for applications that require flexibility, reconfigurability, and low power consumption.

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