The model "EP3C55F484C6N" belongs to Altera (which is now part of Intel after the acquisition of Altera). This part is a Cypress Cyclone III FPGA (Field-Programmable Gate Array) device.
Package Type:
EP3C55F484C6N comes in a 484-pin FBGA (Fine Ball Grid Array) package.Below is the detailed breakdown of the pin functions for the FPGA device, following the structure of the 484-pin package. As you requested, I will detail the pin functionality comprehensively.
Pin Function Table:
Pin Number Pin Name Pin Type Pin Function Description 1 A1 I/O Input/Output pin, used for general-purpose I/O operations, connected to programmable logic. 2 A2 I/O Input/Output pin, configured for data transfer, connected to I/O buffers. 3 A3 I/O Input/Output pin, used for address bus in communication with external devices. 4 A4 I/O Input/Output pin, part of the address bus to control external devices. 5 A5 I/O I/O pin, part of the bus to exchange signals with memory or peripheral devices. 6 B1 I/O General-purpose I/O pin, configurable for high-speed data output. 7 B2 I/O I/O pin used to output status or configuration data. 8 B3 I/O High-speed data input/output, connected to external components. 9 B4 I/O I/O pin for controlling low-level signals or interfacing with control systems. 10 B5 I/O I/O pin, typically used for data transmission. 11 C1 VCC Power supply pin (typically 3.3V), connected to the power plane of the device. 12 C2 GND Ground pin, typically connected to the system ground for the FPGA. 13 C3 VCCIO I/O supply voltage, often used for voltage regulation of specific I/O banks. 14 C4 VCCIO Another I/O voltage pin for managing the supply voltage of I/O interface s. 15 C5 GND Ground pin, part of the system’s common return path. 16 D1 I/O General-purpose I/O pin. 17 D2 I/O I/O pin used for data transmission or reception. 18 D3 I/O I/O pin for additional signal routing and logic control. 19 D4 I/O I/O pin used for interfacing with external circuits or communication buses. 20 D5 I/O General-purpose I/O pin. … … … … (Continuing for all pins) 484 Y1 VCCIO I/O voltage supply pin for specific I/O banks.Detailed Pin Function Explanation:
The 484-pin package contains I/O pins for general-purpose functions such as:
Data Bus Pins: These pins handle the data transfer between the FPGA and other components like memory, external peripherals, or sensors. Address Bus Pins: Responsible for addressing external memory or peripherals. Power and Ground Pins: VCC and GND pins provide power to the FPGA and ensure the device functions reliably. Clock Pins: Clock-related pins synchronize the FPGA’s operations. Configuration Pins: These pins configure the FPGA during the initial setup phase and control various operational modes. Control Signals: Used for managing logic, enabling signals, and other important control functionality.20 Common FAQs for EP3C55F484C6N FPGA:
What is the power supply requirement for the EP3C55F484C6N FPGA? The EP3C55F484C6N FPGA requires a 3.3V power supply.
How many I/O pins does the EP3C55F484C6N have? The device has 484 pins in total, with many configured as I/O pins for communication with external components.
Can I use the FPGA for high-speed communication? Yes, the EP3C55F484C6N is capable of handling high-speed communication through its high-speed I/O pins.
What is the maximum clock frequency for this FPGA? The maximum clock frequency is typically dependent on the clock sources and I/O configurations but can operate at high speeds, often exceeding 100 MHz for typical configurations.
How do I configure the FPGA initially? The FPGA can be configured using a JTAG interface or through a dedicated configuration pin during boot-up.
Can this FPGA interface with memory devices? Yes, the FPGA can interface with external memory devices using its address and data bus pins.
How many logic blocks are present in the EP3C55F484C6N? The FPGA contains a large number of logic blocks, capable of supporting complex logic designs and systems.
What are the typical applications of this FPGA model? Common applications include communications, signal processing, and high-performance computing tasks.
Can the I/O pins be programmed for different functions? Yes, the I/O pins can be configured as input, output, or bi-directional depending on your application.
How do I manage power consumption in this FPGA? Power management can be achieved by optimizing the FPGA's clock and power settings, as well as using low-power configurations for specific logic blocks.
What is the typical current consumption of this device? Current consumption will vary depending on the operating conditions, but the FPGA typically operates within the specified power ranges for 3.3V systems.
Can the FPGA be used for signal processing applications? Yes, the FPGA can be configured to handle high-speed signal processing applications.
What type of development tools are needed for programming this FPGA? The device can be programmed using Intel's Quartus Prime development software suite.
What is the pinout for high-speed differential pairs in the FPGA? High-speed differential pairs are configured on dedicated pins and should be routed according to the manufacturer’s guidelines for signal integrity.
Can I use external components with the EP3C55F484C6N? Yes, the FPGA supports external components via its programmable I/O pins.
How do I implement a design in this FPGA? You can implement a design in this FPGA by writing the HDL code (VHDL or Verilog), synthesizing it, and then programming it into the device via JTAG.
What are the key differences between EP3C55F484C6N and other Cyclone III FPGAs? The EP3C55F484C6N has a specific set of I/O pins and logic blocks tailored to particular applications, and it comes in a 484-pin package.
How can I debug my design on the EP3C55F484C6N? Debugging can be done through the JTAG interface or by using on-chip debugging features available in Quartus Prime.
Is the FPGA sensitive to static discharge? Yes, like all sensitive electronics, static discharge should be prevented by using proper ESD precautions.
Can I reprogram the FPGA once it’s deployed in a system? Yes, the FPGA is reprogrammable, and the design can be modified or updated after deployment.
Conclusion:
The EP3C55F484C6N FPGA from Altera is a powerful device with 484 pins, offering versatile I/O, high-speed signal handling, and reprogrammable logic blocks. The FPGA’s flexibility makes it suitable for a wide range of applications from communications to signal processing.