EP4SGX70HF35C3N

The EP4SGX70HF35C3N is a Stratix IV GX field-programmable gate array (FPGA) from Intel. It implements the Stratix IV GX device architecture and incorporates high-speed transceiver features, DSP-oriented resources, and a substantial on-chip memory complement to address demanding programmable-logic designs.

This device targets applications requiring high logic density, extensive embedded memory, and large I/O counts, delivering a balance of integration and flexibility for high-bandwidth data processing and system integration in commercial-temperature systems.

Key Features

• Core architecture  Stratix IV GX device family with architecture-level features documented in the Stratix IV Device Handbook, including clock networks and PLLs for system timing control.
• Logic capacity  72,600 logic elements to implement complex digital logic and control functions.
• Embedded memory  Approximately 7.56 Mbits of on-chip RAM (total RAM bits: 7,564,880) for buffering, lookup tables, and local storage.
• I/O density and high-speed interfaces  488 I/O pins and high-speed differential I/O capabilities, including documented support for DPA and Soft-CDR techniques.
• Transceiver and protocol support  Built with Stratix IV GX high-speed transceiver features and a wide range of protocol support as described in the device handbook.
• DSP and system integration  On-die DSP-oriented resources and external memory interface support referenced in the device documentation for signal processing and system-level designs.
• Package and mounting  1152-BBGA (FCBGA) package; supplier device package noted as 1152-FBGA (35×35). Surface-mount construction for compact board implementation.
• Power and operating range  Core supply voltage range 870 mV to 930 mV. Commercial operating temperature range 0 °C to 85 °C.
• Compliance  RoHS compliant.

Typical Applications

• High-speed communications  Use the device's high-speed transceiver features and wide protocol support to implement front-end and backplane interfaces where programmable I/O and protocol flexibility are required.
• Signal processing and DSP  Leverage on-chip DSP resources and approximately 7.56 Mbits of embedded memory for real-time processing tasks such as filtering, encoding/decoding, and aggregation.
• Network and data-path acceleration  High logic density and large I/O counts enable packet processing, traffic shaping, and custom data-path functions in commercial network equipment.
• System integration and prototyping  The Stratix IV GX architecture and comprehensive device handbook support complex system integration, prototyping, and rapid design iteration.

Unique Advantages

• High logic density: 72,600 logic elements provide the capacity to consolidate multiple functions into a single programmable device, reducing board-level complexity.
• Significant on-chip memory: Approximately 7.56 Mbits of embedded RAM supports large buffers and state storage without immediate reliance on external memory.
• Extensive I/O and high-speed interface capability: 488 I/Os and Stratix IV GX transceiver features facilitate complex I/O topologies and high-bandwidth links.
• Compact FCBGA packaging: The 1152-BBGA (1152-FBGA, 35×35) package enables a high pin count in a compact footprint for space-constrained boards.
• Commercial-temperature qualification: Rated 0 °C to 85 °C for standard commercial applications where this temperature envelope applies.
• Standards-aware documentation: The Stratix IV Device Handbook and accompanying documentation describe architecture, transceiver features, and system integration guidance for engineering teams.

Why Choose EP4SGX70HF35C3N?

The EP4SGX70HF35C3N combines the Stratix IV GX device architecture with a high logic-element count, abundant embedded memory, and extensive I/O to address high-bandwidth, integration-heavy commercial designs. Its documented transceiver and I/O features make it suitable for applications that require programmable protocol support and robust signal-processing resources.

This FPGA is a practical choice for engineering teams seeking a commercially rated Stratix IV GX device with clear vendor documentation and the on-chip resources needed to consolidate functions, accelerate development, and scale system capabilities within the specified voltage and temperature ranges.

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