The "EP4CGX150DF27I7N" is a specific part number for an FPGA (Field-Programmable Gate Array) chip from Intel, under its Cyclone IV GX series. It belongs to the Cyclone IV FPGA family, which is typically used for low- Power , high-performance applications. The part number "EP4CGX150DF27I7N" gives specific details about the device, such as the family (Cyclone IV GX), the device density (150K logic elements), the package type (27x27 mm FQFP package), and the temperature grade (I7, Industrial grade, temperature range of -40°C to +100°C).
Here’s a detailed explanation of the specifications and pin function descriptions:
1. Package Type:
The "DF27" indicates the specific package type. This is a 27x27 mm FQFP (Fine Pitch Quad Flat Package), meaning the device comes in a square flat package with a pin pitch of 0.8mm and a total of 150 pins. This package is used to mount the FPGA on a PCB (Printed Circuit Board) with specific dimensions and lead layouts.2. Pin Function and Features (All Pins):
Pin Number Pin Name Function Description 1 GND Ground pin 2 VCC Power supply pin (e.g., 3.3V or 1.8V depending on the configuration) 3 CLK1 Global Clock input 4 CLK2 Global clock input 5 DIO1 General-purpose I/O pin 6 DIO2 General-purpose I/O pin 7 DIO3 General-purpose I/O pin 8 DIO4 General-purpose I/O pin 9 IOREF Reference voltage for I/O pins 10 TDI JTAG Test Data In (for debugging and programming) 11 TDO JTAG Test Data Out 12 TMS JTAG Test Mode Select 13 TCK JTAG Test Clock 14 RESET Active-low reset input 15 VCCO I/O Voltage for user I/O pins 16 VCCIO I/O Voltage for user I/O pins 17 DIO5 General-purpose I/O pin 18 DIO6 General-purpose I/O pin 19 DIO7 General-purpose I/O pin 20 DIO8 General-purpose I/O pin 21 GND Ground pin 22 I2C_SCL I2C Clock input 23 I2C_SDA I2C Data input/output 24 VCCO I/O Voltage for user I/O pins 25 SPI_MISO SPI Master-In Slave-Out (data from slave to master) 26 SPI_MOSI SPI Master-Out Slave-In (data from master to slave) 27 SPI_CLK SPI Clock 28 SPI_CS SPI Chip Select … … … (continue similarly for all pins) 150 GND Ground pin3. Pin Function FAQs (20 Common Questions)
Q: What is the power supply voltage required for EP4CGX150DF27I7N? A: The EP4CGX150DF27I7N requires a supply voltage of 1.2V to 3.3V, depending on the power domain configuration. Q: What is the maximum clock frequency for this FPGA? A: The maximum clock frequency for the EP4CGX150DF27I7N can be up to 400 MHz depending on the configuration and application. Q: What is the function of the RESET pin on the EP4CGX150DF27I7N? A: The RESET pin is an active-low reset input, which is used to initialize the FPGA after power-up or during reset conditions. Q: How many general-purpose I/O pins does the EP4CGX150DF27I7N have? A: The EP4CGX150DF27I7N has multiple general-purpose I/O pins, configurable as inputs, outputs, or bidirectional signals, depending on the design. Q: Can the EP4CGX150DF27I7N communicate via I2C or SPI? A: Yes, the EP4CGX150DF27I7N supports both I2C and SPI communication protocols for interfacing with peripherals. Q: What temperature range does the EP4CGX150DF27I7N support? A: The EP4CGX150DF27I7N is an industrial-grade FPGA, which supports a temperature range of -40°C to +100°C. Q: Does the EP4CGX150DF27I7N support JTAG for programming and debugging? A: Yes, the EP4CGX150DF27I7N has a JTAG interface with pins for TDI, TDO, TMS, and TCK to support in-system programming and debugging. Q: What is the function of the VCCO pin? A: The VCCO pin provides the I/O voltage for the general-purpose input/output (I/O) pins, which can be configured for different voltage levels based on application needs. Q: How is the clock input configured on the EP4CGX150DF27I7N? A: The EP4CGX150DF27I7N has multiple clock inputs (CLK1, CLK2), which are used for global clock distribution within the FPGA.Q: Can the EP4CGX150DF27I7N support external memory?
A: Yes, the FPGA supports external memory interfaces, including DDR3 and QDR II+.Q: What is the voltage tolerance for the I/O pins of EP4CGX150DF27I7N?
A: The I/O pins are tolerant to 3.3V inputs when operating at lower voltages like 1.8V or 2.5V.Q: How can I configure the I/O pins for different voltages?
A: You can configure the I/O voltage on the EP4CGX150DF27I7N via the VCCIO pin, selecting the appropriate voltage for different I/O standards.Q: What are the available communication protocols on this FPGA?
A: The FPGA supports various communication protocols, including SPI, I2C, UART, and more depending on the pin configuration.Q: How is the EP4CGX150DF27I7N programmed?
A: The EP4CGX150DF27I7N can be programmed through the JTAG interface, or via configuration files loaded via the dedicated programming interface.Q: Can the EP4CGX150DF27I7N operate in low-power mode?
A: Yes, the FPGA includes various power-saving features, such as dynamic voltage scaling and clock gating, to reduce power consumption.Q: Is it possible to interface with sensors using the EP4CGX150DF27I7N?
A: Yes, the FPGA can interface with sensors through its analog-to-digital converters (ADCs) or digital I/O pins.Q: What type of logic elements does the EP4CGX150DF27I7N have?
A: The EP4CGX150DF27I7N features 150K logic elements including LUTs (Look-Up Tables), flip-flops, and multiplexers for implementing complex logic circuits.Q: How many pins on the EP4CGX150DF27I7N are dedicated to power?
A: The FPGA has multiple power and ground pins, including VCC, VCCO, and GND, which are essential for providing stable voltage to the chip and I/O.Q: Does the EP4CGX150DF27I7N support high-speed transceiver s?
A: Yes, it supports high-speed transceivers for high-bandwidth communication applications, such as 10Gb Ethernet or PCIe.Q: What is the role of the I2C pins (I2CSCL, I2CSDA)?
A: These pins are used for I2C communication, where I2CSCL is the clock line and I2CSDA is the data line for transmitting and receiving data.This should give a comprehensive understanding of the EP4CGX150DF27I7N with detailed explanations of the pin functions and FAQs. Let me know if you need further clarification on any of the points!