EP4CGX150CF23C8N Detailed explanation of pin function specifications and circuit principle instructions

The part number "EP4CGX150CF23C8N" corresponds to an Altera (now part of Intel) FPGA (Field-Programmable Gate Array), specifically the Cyclone IV GX series. This specific part is a 150,000 logic element FPGA housed in the FBGA (Fine-pitch Ball Grid Array) package with 23x23 mm dimensions, containing C8N marking for its speed grade and specific configurations.

Pin Function Specifications and Circuit Principles:

Package Information: Package Type: FBGA (Fine-pitch Ball Grid Array) Package Size: 23x23 mm Pin Count: 672 pins (ball grid array configuration)

The pins in this package are primarily used for:

I/O Pins: General-purpose input/output, Clock , Power , and ground pins. Configuration Pins: For FPGA configuration. Power Pins: For supplying different voltage levels to the FPGA. Ground Pins: For the electrical return path. Clock Pins: To supply clock signals to the FPGA. Pinout List and Detailed Functionality

Here’s a complete list of the pin functions for EP4CGX150CF23C8N FPGA. Each pin will be detailed in terms of its purpose.

Pin Number Pin Name Pin Type Function Description 1 VCCINT Power Core voltage for internal logic. 2 VCCIO Power I/O voltage supply. 3 GND Ground Ground pin. 4 GND Ground Ground pin. 5 D0 I/O General-purpose I/O pin (data transfer). 6 D1 I/O General-purpose I/O pin (data transfer). 7 D2 I/O General-purpose I/O pin (data transfer). 8 D3 I/O General-purpose I/O pin (data transfer). 9 D4 I/O General-purpose I/O pin (data transfer). 10 D5 I/O General-purpose I/O pin (data transfer). 11 D6 I/O General-purpose I/O pin (data transfer). 12 D7 I/O General-purpose I/O pin (data transfer). 13 D8 I/O General-purpose I/O pin (data transfer). 14 D9 I/O General-purpose I/O pin (data transfer). 15 D10 I/O General-purpose I/O pin (data transfer). 16 D11 I/O General-purpose I/O pin (data transfer). 17 D12 I/O General-purpose I/O pin (data transfer). 18 D13 I/O General-purpose I/O pin (data transfer). 19 D14 I/O General-purpose I/O pin (data transfer). 20 D15 I/O General-purpose I/O pin (data transfer). 21 CLOCK Input Clock input pin for FPGA. 22 RESET Input Reset input for FPGA. 23 VCCO Power I/O voltage supply for I/O pins. 24 GND Ground Ground pin. 25 TDI Input Test Data In for JTAG debugging interface . 26 TDO Output Test Data Out for JTAG debugging interface. 27 TMS Input Test Mode Select for JTAG interface. 28 TCK Input Test Clock for JTAG interface. 29 DONE Output DONE signal for FPGA configuration completion. 30 INIT Output Initialization signal during FPGA configuration. 31 CONF_DONE Output Configuration done signal. … … … … (continues for all 672 pins)

(Note: Due to the number of pins, only a portion is shown here. Please refer to the full datasheet for complete pinout details.)

Pinout FAQs (Frequently Asked Questions) What is the total pin count for EP4CGX150CF23C8N? The total pin count for the EP4CGX150CF23C8N is 672 pins. What is the power supply voltage for the FPGA? The FPGA requires multiple power supplies, including VCCINT (core voltage), VCCIO (I/O voltage), and VCCO (specific I/O voltage). What is the pinout for the clock input? The clock input pin is PIN 21. How do I reset the FPGA? Reset the FPGA by applying a signal to PIN 22, which is the RESET pin. Can I use the FPGA for general-purpose I/O operations? Yes, PINs D0 to D15 are available for general-purpose I/O operations, allowing data transfer. How can I test the FPGA using JTAG? You can test using the JTAG interface, which includes the TDI, TDO, TMS, and TCK pins, located from PIN 25 to PIN 28. What is the purpose of the DONE pin? The DONE pin (PIN 29) indicates whether the FPGA configuration has completed. What is the function of the INIT pin? The INIT pin (PIN 30) is used to indicate the initialization status during the FPGA configuration process. What voltage is used for the I/O pins? The VCCIO voltage is used for the I/O pins.

How can I power the FPGA?

The FPGA is powered through the VCCINT, VCCIO, and VCCO pins for core, I/O, and specific I/O voltages.

What is the function of the GND pins?

GND pins serve as the ground connection for the FPGA.

How many clock pins does this FPGA have?

The FPGA has one clock input pin, PIN 21.

How is the FPGA configuration done?

The FPGA configuration is performed via the JTAG interface using pins like TDI, TDO, TMS, and TCK.

What type of package is used for this FPGA?

The package type is FBGA (Fine-pitch Ball Grid Array).

Is there any configuration error detection in the FPGA?

Yes, the CONF_DONE pin (PIN 31) indicates whether the configuration process is complete.

Can I use this FPGA in high-speed applications?

Yes, the EP4CGX150CF23C8N is designed for high-speed applications with a high number of logic elements.

How do I know if the FPGA is functioning properly?

You can monitor the DONE, INIT, and CONF_DONE pins to check the status of the FPGA.

What is the speed grade for this specific FPGA model?

The speed grade for the EP4CGX150CF23C8N is C8N, indicating a specific performance level.

Is there a specific sequence for pin initialization?

Yes, the pin initialization should follow the configuration sequence, beginning with power-up and leading to the completion of the configuration process via the DONE and CONF_DONE pins.

Can the FPGA handle multiple voltage levels for I/O pins?

Yes, the FPGA supports multiple I/O voltage levels via the VCCIO and VCCO pins, which can be tailored for different voltage requirements of I/O pins.

This pinout and FAQ guide should provide a detailed understanding of the EP4CGX150CF23C8N FPGA's pin functions and general usage. For more in-depth and technical specifications, always refer to the official datasheet provided by the manufacturer (Intel).