EP4SE820H35I3G

The EP4SE820H35I3G is an Intel (Altera) Stratix IV family FPGA device providing a high-density programmable fabric for complex digital designs. It combines a large number of logic elements, substantial embedded memory, and extensive I/O to address demanding applications in communications, signal processing, and system integration.

Designed for industrial-grade deployments, the device offers a defined core voltage range and wide operating temperature window, enabling reliable operation in controlled and harsh environments where deterministic performance and integration density are required.

Key Features

• High-density logic fabric — 813,050 logic elements for implementing large-scale digital designs and complex logic architectures.
• Embedded memory — Approximately 34 Mbits of on-chip RAM for buffering, lookup tables, and state storage close to the logic fabric.
• Extensive I/O — 744 user I/O pins to support broad external connectivity and parallel interfaces.
• Package and mounting — Available in a 1152-ball FCBGA/HBGA package (1152-HBGA, 42.5×42.5 mm) suited for surface-mount PCB assembly.
• Industrial temperature grade — Specified operating temperature from −40 °C to 100 °C to meet industrial application requirements.
• Core voltage — Core supply range specified between 870 mV and 930 mV to match system power-rail design.
• Stratix IV architecture details — Datasheet handbooks for the Stratix IV family document architecture features such as embedded memory, DSP blocks, clock networks, PLLs, and high-speed transceiver and I/O capabilities.
• Compliance — RoHS compliant for regulatory and environmental considerations.

Typical Applications

• High-speed communications — Use the Stratix IV architecture and extensive I/O to implement protocol processing, data aggregation, and custom transceiver interfacing.
• Digital signal processing — Large logic element count and documented DSP block resources make the device suitable for hardware acceleration of signal-processing algorithms.
• External memory interfaces — On-chip resources and Stratix IV external memory interface support allow designers to build controllers and buffering systems for high-bandwidth memory connections.
• System integration and prototyping — Dense logic, embedded RAM, and abundant I/O simplify integration of custom control, glue logic, and system-level prototyping.

Unique Advantages

• Highly integrated programmable fabric: 813,050 logic elements with approximately 34 Mbits of embedded memory reduce the need for external logic and memory components.
• Wide connectivity options: 744 I/O pins provide flexibility to interface with a broad range of peripherals and high-pin-count systems.
• Industrial reliability: Specified for −40 °C to 100 °C operation to support hardware deployed in industrial environments.
• Compact, high-density packaging: 1152-ball HBGA package (42.5 × 42.5 mm) enables high pin-count in a compact footprint for dense board designs.
• Defined power envelope: Core supply specified at 870–930 mV to help with power budgeting and supply design in system implementations.
• Standards-aware architecture: Stratix IV family documentation highlights support for high-speed transceivers, PLLs, clock networks, and external memory interfaces for system-level design needs.

Why Choose EP4SE820H35I3G?

The EP4SE820H35I3G delivers a high-density Stratix IV FPGA option for designs that require substantial logic capacity, embedded memory, and broad I/O capability in an industrial-grade package. Its documented architecture features—such as DSP blocks, clocking resources, and high-speed I/O—help teams consolidate functions into a single programmable device.

This device is suited for engineering teams developing complex communications, signal-processing, or system-integration solutions that need a combination of performance, integration density, and defined environmental specifications backed by Stratix IV family documentation from Intel/Altera.

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