EP4SE820H35I4G

The EP4SE820H35I4G is an Intel Stratix IV family FPGA device providing a high-density, industrial-grade programmable logic platform. It combines a large logic fabric with abundant I/O and embedded memory to support complex digital designs.

Device documentation for the Stratix IV family highlights architecture features such as high-speed transceivers, DSP blocks, PLLs, and external memory interfaces, making this device suitable for applications that require heavy logic, memory, and I/O integration.

Key Features

• Logic Capacity  Approximately 813,050 logic elements for implementing large-scale custom logic and control functions.
• Embedded Memory  Approximately 34 Mbits of embedded memory to support buffering, FIFOs, and on-chip data storage.
• I/O Resources  744 I/O pins to connect high-density external interfaces and parallel buses.
• High-Speed Architecture Highlights  Stratix IV family documentation lists high-speed transceiver support, DSP blocks, PLLs, and external memory interface capabilities.
• Package and Mounting  1152-ball FCBGA / 1152-HBGA supplier package (42.5 × 42.5 mm) in a surface-mount form factor for board-level integration.
• Power Supply  Core supply range 870 mV to 930 mV, enabling precise power planning for the FPGA core.
• Industrial Temperature Range  Rated for operation from −40 °C to 100 °C, suitable for industrial environments.
• Regulatory  RoHS compliant.

Typical Applications

• High-speed communications  Leverages Stratix IV high-speed transceiver and protocol support for packet processing, backplane interfaces, and protocol bridging.
• Digital signal processing  Large logic and embedded memory capacity combined with DSP resources (per Stratix IV documentation) for real-time signal processing tasks.
• High-density I/O systems  744 I/O pins support complex data acquisition, multi-channel sensor interfaces, and wide parallel buses.

Unique Advantages

• High logic density:  Approximately 813,050 logic elements enable consolidation of multiple functions into a single device, reducing overall BOM and board complexity.
• Substantial on-chip memory:  Approximately 34 Mbits of embedded memory minimizes external memory dependency for many buffering and data-path needs.
• Robust I/O complement:  744 I/Os provide flexibility for interfacing to a wide range of peripherals and high-bandwidth external devices.
• Industrial temperature rating:  Specified operation from −40 °C to 100 °C supports deployment in demanding industrial environments.
• Surface-mount BGA package:  1152-ball HBGA/FCBGA package (42.5 × 42.5 mm) enables compact, high-density PCB layouts.
• Standards-aligned documentation:  Device details are covered in the Stratix IV Device Handbook, which documents architecture features such as transceivers, PLLs, DSP blocks, and external memory interfaces.

Why Choose EP4SE820H35I4G?

The EP4SE820H35I4G delivers a balanced combination of large logic capacity, significant embedded memory, and extensive I/O in an industrial-grade Stratix IV FPGA device. Its package and power-supply requirements support integration into dense, high-performance systems while the documented architecture features provide the building blocks for high-speed data and signal-processing designs.

This device is suited for design teams needing high-density programmable logic and reliable operation across industrial temperature ranges, with long-term value from a well-documented architecture and RoHS-compliant construction.

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