EP4CGX75DF27I7N vs EP4CE75F29C7
| Part Number |
|
|
| Category | Embedded - FPGAs (Field Programmable Gate Array) | Embedded - FPGAs (Field Programmable Gate Array) |
| Manufacturer | Intel | Intel |
| Description | IC FPGA 310 I/O 672FBGA | IC FPGA 426 I/O 780FBGA |
| Package | 672-BGA | 780-BGA |
| Series | Cyclone® IV GX | Cyclone® IV E |
| Voltage - Supply | 1.16 V ~ 1.24 V | 1.15 V ~ 1.25 V |
| Operating Temperature | -40°C ~ 100°C (TJ) | 0°C ~ 85°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 672-BGA | 780-BGA |
| Supplier Device Package | 672-FBGA (27x27) | 780-FBGA (29x29) |
| Number of I/O | 310 | 426 |
| Number of LABs/CLBs | 4620 | 4713 |
| Number of Logic Elements/Cells | 73920 | 75408 |
| Total RAM Bits | 4257792 | 2810880 |
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1. What is FPGA Field Programmable Gate Array?
FPGA (Field Programmable Gate Array) is a semiconductor device that allows users to change and configure the internal connection structure and logic units of the device through software means after manufacturing to complete the digital integrated circuit of the established design function. FPGA consists of programmable logic resources, programmable interconnection resources and programmable input and output resources, and is mainly used to implement sequential logic circuits with state machines as the main feature.
FPGA is a product further developed on the basis of programmable devices such as [PAL (Programmable Array Logic) and GAL (General Array Logic). As a semi-custom circuit in the field of application-specific integrated circuits (ASIC), it not only solves the shortcomings of customized circuits, but also overcomes the shortcomings of the limited number of gate circuits of the original programmable devices. FPGA realizes a unique method of digital circuits by providing programmable hardware blocks and interconnections that can be configured to perform various tasks, making hardware development more flexible. -
2. What is the hardware of FPGA?
FPGA (Field-Programmable Gate Array) is a hardware device, not software. FPGA is a programmable hardware device consisting of a large number of logic units, storage units and interconnection resources, which can realize complex digital circuits and system designs.
The hardware structure of FPGA mainly includes the following parts:
Logic unit: FPGA contains programmable logic blocks that can perform logical and arithmetic operations.
Interconnection resources: These resources act as connections between logic blocks, allowing data to be transferred between different logic blocks.
Memory unit: Used to store configuration information and temporary data, supporting FPGA operations and logic processing.
The characteristics and application scenarios of FPGA include:
Programmability: FPGA can change the structure of its internal circuits by loading configuration information to achieve different functions.
High-speed execution: FPGA performs logic operations at the hardware level, which is usually several orders of magnitude faster than software execution.
Wide application: FPGA is widely used in many fields such as communications, medical, automotive, aerospace, industrial automation, etc. to implement complex digital circuits and algorithms, improve equipment performance, reduce power consumption or achieve specific functional requirements. -
3. Is FPGA a microprocessor?
FPGA is not a microprocessor. FPGA (Field-Programmable Gate Array) is a special digital circuit that is mainly used to implement complex logic functions, while microprocessors are processors used to execute instructions.
FPGA and microprocessors have significant differences in function and use. FPGA is a semi-custom digital circuit that can be programmed during the hardware design stage to implement specific logic functions. FPGA solves the shortcomings of customized circuits and overcomes the shortcomings of the limited number of gate circuits of the original programmable devices. It is suitable for occasions that require highly customized logic functions. In contrast, a microprocessor (such as a CPU) is a general-purpose computing device used to execute instructions stored in it, process data, and perform computing tasks. Microprocessors include MCU (microcontroller), DSP (digital signal processor), etc., each of which has different application scenarios and functional characteristics.
Specifically, FPGA and microprocessor are also different in structure and working mode. FPGA consists of a large number of programmable logic units, and users can program to implement any logic function as needed. Microprocessors contain a central processing unit (CPU), memory, and input and output interfaces to execute predefined instruction sets, process data, and perform computing tasks. In addition, FPGAs are usually used in situations that require high-speed processing and parallel computing, such as communications, image processing, etc., while microprocessors are widely used in various computing devices and systems. -
4. Why use FPGA as a digital controller?
The main reason for using FPGA as a digital controller is its flexibility and programmability. FPGA (Field Programmable Gate Array) is a chip whose internal structure can be changed through programming. It has high flexibility and programmability, which makes FPGA widely used in the field of digital controllers.
The flexibility of FPGA is reflected in the fact that its logic units can be configured to implement different logic functions. Users can use hardware description languages (such as VHDL or Verilog) to write programs to map logic functions to lookup tables (LUTs) and logic units inside FPGA. This flexibility allows FPGAs to adapt to different application requirements and can be reprogrammed as needed to adapt to new application scenarios.
In addition, FPGAs also have high-performance parallel computing capabilities and high-speed data processing capabilities, which makes it play an important role in digital signal processing, image processing, network communication and other fields. The parallel processing capabilities of FPGAs enable it to handle multiple tasks at the same time, improving overall processing efficiency.
