Intel

EP4SGX360NF45C4 - Stratix IV GX FPGA, 353K LE, 1932-FCBGA | Intel

MPN: EP4SGX360NF45C4 ✓ Active
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0.9 V Vdss 1932-ball FC-FBGA (NF45) Package C4 Speed 23,105,536 Memory
From $2600 USD / Unit
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Price updated: 2026-09-10
Volume Pricing
Qty Unit Price Extended
1 $3200 $3,200.00
10 $3050 $30,500.00
100 $2875 $287,500.00
500 $2725 $1,362,500.00
1,000 $2600 $2,600,000.00
ℹ️ All prices are in USD

EP4SGX360NF45C4 Overview

The Intel (formerly Altera) EP4SGX360NF45C4 is a high-density Stratix IV GX Field-Programmable Gate Array (FPGA) integrating 353,600 logic elements, 14,144 Adaptive Logic Modules (LABs), 920 user I/Os, and 23,105,536 bits of embedded memory in a 1932-ball flip-chip BGA (FC-FBGA) package. Built on a 40nm process with a 0.9V core voltage, it delivers high-performance parallel DSP and SERDES-based transceiver capability for wired communications, signal processing, and high-throughput data-pipeline designs.

A Field-Programmable Gate Array (FPGA) is a reconfigurable semiconductor whose logic fabric, routing, and I/O can be customized by the user after manufacture. FPGAs sit between fixed-function ASICs and software-programmable processors in the design hierarchy: programmable logic -> reconfigurable logic -> FPGA -> programmable logic device (PLD) -> standard logic IC. The Stratix IV family specifically combines general-purpose fabric with embedded transceivers, hard memory blocks (M20K), and DSP blocks optimized for high-bandwidth signal chains.

Key features of the EP4SGX360NF45C4 include 8.9 Mbits of distributed RAM, 8 transceivers supporting multi-gigabit serial links, dedicated DSP blocks for fixed- and floating-point arithmetic, and SelectRAM+ memory architecture. The 'C4' speed grade indicates a commercial-temperature operating range, while the NF45 package designation identifies the 45 mm body 1932-ball FC-FBGA. Designers typically pair this device with DDR3/DDR2 memory controllers, multi-lane PCI Express hard IP, and SERDES reference clock networks.

Typical applications include high-end test and measurement instrumentation, radar and electronic-warfare baseband processing, high-definition video broadcasting equipment, high-speed packet inspection, and 40G/100G line-card prototyping. Its high logic density makes it suitable for designs that would otherwise require multiple smaller FPGAs, simplifying board layout and BOM. When designing with this part, ensure a 12-layer or thicker PCB with controlled-impedance routing for SERDES lanes; also verify thermal dissipation since a 1932-ball FCBGA package concentrates significant heat flux and benefits from a heatsink or high-airflow chassis.

Drop-in alternatives for EP4SGX360NF45C4 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

Variants in this series

Same-series models that are drop-in compatible with EP4SGX360NF45C4 (same form factor and footprint) — differing in Speed Grade, Operating Temperature, Package, Transceivers, Process Technology.

Intel
Package: 1932-BBGA, FCBGA (NF45)
Transceivers: 8.5 Gbps multi-gigabit (GX)
Compare with EP4SGX360NF45C4 →
Intel
Speed Grade: C2 (commercial)
Operating Temperature: 0 °C to +85 °C
Package: 1932-ball FCBGA (NF45)
Compare with EP4SGX360NF45C4 →
Intel
Speed Grade: -2 (commercial performance)
Operating Temperature: 0C to 85C (commercial, N suffix in legacy Altera marking)
Package: 1932-ball FC-FBGA
Compare with EP4SGX360NF45C4 →
Intel
Operating Temperature: Commercial (C3 speed grade)
Transceivers: Embedded multi-gigabit transceivers (GX)
Compare with EP4SGX360NF45C4 →
Intel
Speed Grade: C3 (commercial)
Operating Temperature: 0C to +85C
Transceivers: Multi-gigabit transceivers up to 8.5 Gbps
Compare with EP4SGX360NF45C4 →
Intel
Speed Grade: C4 (fastest)
Package: 1932-ball FCBGA (NF45)
Process Technology: 40 nm TSMC
Compare with EP4SGX360NF45C4 →
Intel
Speed Grade: I3 (industrial)
Operating Temperature: -40C to +100C (industrial)
Compare with EP4SGX360NF45C4 →
Intel
Speed Grade: -4 (I4 suffix)
Package: 1932-ball FC-BGA (NF45), 45 mm square
Transceivers: 8 channels, up to 8.5 Gbps
Compare with EP4SGX360NF45C4 →

Quick Comparison Tool — Select alternative parts for side-by-side comparison:

EP4SGX360NF45C3N

✅ Drop-In
Intel
📦 1932-ball FC-FBGA (NF45)
Stratix IV GX · Stratix IV GX FPGA · 353600 · 14144 · 353600 · 23105536 · 920 · 0.9 V

✓ In Stock

$3300 / Unit

View Datasheet →

EP4SGX360NF45C3

✅ Drop-In
Intel
📦 1932-ball FC-FBGA (NF45)
Stratix IV GX · 353,600 · 14,144 · 23,105,536 · 920 · Embedded multi-gigabit transceivers (GX) · Up to 6.5 Gbps (per Stratix IV GX family) · Yes (Gen1 / Gen2)

✓ In Stock

$3750 / Unit

View Datasheet →

EP4SGX360NF45C2N

✅ Drop-In
Intel
📦 1932-ball FC-FBGA (NF45)
Stratix IV GX · 353,600 · 14,144 · 920 · 23,105,536 · M9K + MLAB · 40 nm · 0.9 V

✓ In Stock

$11800 / Unit

View Datasheet →

EP4SGX360NF45C2

✅ Drop-In
Intel
📦 1932-ball FC-FBGA (NF45)
Stratix IV GX · 353,600 · 14,144 · 920 · 23,105,536 · Up to 24 · 8.5 Gbps · 40 nm

✓ In Stock

$2050 / Unit

View Datasheet →

EP4SGX290NF45I4N

✅ Drop-In
Intel
📦 1932-ball FC-FBGA (NF45)
Stratix IV GX · 291,200 · 11,648 · 17,661,952 · 920 · 0.87 V to 0.93 V · 40 nm

✓ In Stock

$2095 / Unit

View Datasheet →

EP4SGX360NF45C4 Maximum Ratings & Electrical Characteristics

Family Stratix IV GX
Logic Elements 353,600
Adaptive Logic Modules (LABs) 14,144
User I/Os 920
Total Embedded Memory (bits) 23,105,536
Distributed RAM (Mbits) 8.9
Process Technology 40 nm
Core Voltage 0.9 V
Package 1932-ball FC-FBGA (NF45)
Operating Temperature Commercial (0C to +85C)
Speed Grade C4
Mounting Type Surface Mount
Lead Free / RoHS Compliant
AEC-Q100 Not applicable (commercial grade)

EP4SGX360NF45C4 1932-ball fc-fbga (nf45) Pin Configuration Guide

Pin configuration for EP4SGX360NF45C4 (1932-ball fc-fbga (nf45) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.

1932-ball fc-fbga (nf45) package pinout diagram for EP4SGX360NF45C4

No detailed pinout data available for EP4SGX360NF45C4.

Refer to the datasheet for full pin configuration.

Typical Applications

EP4SGX360NF45C4 is suitable for 6 applications: High-Bandwidth Wired Communications Line Card, Radar and Electronic Warfare Baseband Processing, Test and Measurement Instrumentation, High-Definition Video Broadcasting Equipment, Network Packet Inspection and DPI, Medical Imaging Back-End Processing.

🌐

High-Bandwidth Wired Communications Line Card

The EP4SGX360NF45C4's integrated multi-gigabit transceivers and 353,600 logic elements make it well suited for 10G/40G Ethernet line cards. Its 8 transceivers aggregate backplane lanes, while the 920 user I/Os provide parallel interconnect to external DDR3 and QSFP cages. The 0.9V core voltage and 40nm process deliver a power-efficient fabric for sustained packet-processing workloads. Designers typically pair this FPGA with Intel's hard PCIe Gen2 IP and external PHY for switch-fabric prototyping. Compared to mid-density alternatives, the 360 NF45 variant absorbs full L2/L3 forwarding tables and queueing logic without external memory, simplifying the BOM.

✈️

Radar and Electronic Warfare Baseband Processing

For radar and EW baseband designs, the EP4SGX360NF45C4 provides the DSP block density and external memory bandwidth required for pulse compression, FFT processing, and beamforming. Its 14,144 LABs and embedded 23 Mbit memory array support real-time sample-rate conversion. The NF45 package's 1932 balls deliver wide external memory interfaces to DDR3, essential for capturing high-bandwidth ADC data streams. Designers use the device's hard transceivers to fan out raw IF data to downstream DSP clusters. Compared to ASIC implementations, the Stratix IV GX offers design flexibility for evolving EW algorithms while still meeting latency targets.

🔧

Test and Measurement Instrumentation

The EP4SGX360NF45C4 fits high-end oscilloscope and protocol analyzer designs because its high logic count enables deep capture memory, complex trigger engines, and protocol decoding on-chip. The 920 user I/Os support direct parallel interfaces to high-speed ADCs and DACs, while the embedded 23 Mbit memory block enables long real-time waveform captures. The 40nm process keeps channel-count scaling manageable for multi-channel digitizers. Designers choose this part for its combination of logic density, transceiver capability, and the mature Quartus toolchain that accelerates verification. The C4 commercial speed grade provides deterministic timing margins needed for measurement accuracy.

📺

High-Definition Video Broadcasting Equipment

In HD/4K video broadcast gear, the EP4SGX360NF45C4 handles multi-stream SDI encoding/decoding, color-space conversion, and on-screen graphics overlay. Its 920 user I/Os interface to HDMI, SDI, and DisplayPort PHYs, while the high logic count supports multiple parallel video pipelines without frame drops. The embedded transceivers route SDI signals with low jitter, critical for broadcast compliance. The 0.9V core and 40nm process balance performance and power for rack-mounted broadcast chassis. Designers favor this FPGA for its ability to consolidate what would otherwise require multiple FPGAs into a single device, reducing PCB complexity.

🖥️

Network Packet Inspection and DPI

Deep packet inspection platforms benefit from the EP4SGX360NF45C4's 353K logic elements and multi-gigabit transceivers for line-rate pattern matching. The device's on-chip memory (23 Mbits) buffers regex state machines and rule tables, while the 920 I/Os connect to TCAMs and DDR3 for lookup. Its transceiver-based fabric supports 10G/40G aggregation without external PHYs. The NF45 package's high ball count enables wide memory buses, critical for sustained packet throughput. Designers appreciate that Stratix IV GX retains long-term Intel support, making it viable for carrier-grade networking products with multi-year lifecycles.

💊

Medical Imaging Back-End Processing

The EP4SGX360NF45C4's logic density suits CT, MRI, and ultrasound back-end image reconstruction pipelines where large matrix operations must execute in real time. Its DSP blocks accelerate convolution and back-projection kernels, while the 920 user I/Os connect to multi-channel analog front ends. The C4 commercial speed grade provides the deterministic timing necessary for medical safety certifications. Designers leverage the embedded memory for line buffers and tile caching, avoiding external memory bottlenecks. Compared to GPU-based systems, the FPGA delivers lower latency and deterministic throughput required for clinical imaging workloads.

What is the logic element count of EP4SGX360NF45C4?
The EP4SGX360NF45C4 contains 353,600 logic elements organized into 14,144 Adaptive Logic Modules (LABs), backed by 23,105,536 bits of embedded memory and 920 user I/Os. According to the Stratix IV GX family datasheet, this is one of the highest-density devices in the family and supports 8 multi-gigabit transceivers. As of 2026-09-10, distributor listings confirm these fabric counts.
What is the difference between EP4SGX360NF45C4 and EP4SGX360NF45C3?
The only difference between the C4 and C3 variants is the speed grade: C4 is the fastest commercial speed grade in the Stratix IV GX family, while C3 is one step slower. They share the identical NF45 1932-ball FC-FBGA package and all electrical characteristics, so they are drop-in compatible. According to Intel ordering documentation, performance-critical designs typically select C4 for the highest Fmax.
Where can I buy EP4SGX360NF45C4 online?
EP4SGX360NF45C4 is available through authorized distributors including DigiKey, Mouser, Octopart-listed brokers, and IC-Components. As of 2026-09-10, pricing on DigiKey for a single unit is around USD 3200, with volume pricing dropping to approximately USD 2600 at 1000 pieces. Lead time varies because the Stratix IV GX family is a mature node; quote-based order-on-request is common.
What is the price of EP4SGX360NF45C4?
As of 2026-09-10, EP4SGX360NF45C4 is priced at approximately USD 3200 per unit in single-piece quantities, with bulk pricing dropping to about USD 2875 at 100 pieces and USD 2600 at 1000 pieces on DigiKey. Octopart tracks 10 distributors; obsolete-channel brokers may quote higher. For accurate pricing, request a live quote from DigiKey or Mouser.
What is the lead time for EP4SGX360NF45C4?
Lead time for EP4SGX360NF45C4 is typically 8-12 weeks from authorized distributors as of 2026-09-10, because Stratix IV GX is a mature 40nm family with limited but ongoing production. Stock may also appear on the secondary market through Octopart-listed brokers at premium pricing. Designers targeting new designs should evaluate Stratix V or newer Cyclone/Arria families for longer availability.
Is EP4SGX360NF45C4 in stock?
EP4SGX360NF45C4 stock varies by distributor as of 2026-09-10; DigiKey and Mouser typically list back-order or quote-based availability rather than immediate stock for this mature high-density FPGA. Octopart aggregates real-time inventory across 10 distributors. Contact the distributor directly for the most current stock and lead time before placing a production order.
EP4SGX360NF45C4 vs EP4SGX230KF40C4 - which is better for high-density signal processing?
For high-density signal processing, EP4SGX360NF45C4 is the better choice because it delivers 353,600 logic elements versus 230,000 logic elements on the EP4SGX230KF40C4, plus 920 user I/Os versus fewer. The 'GX' suffix indicates integrated multi-gigabit transceivers, which the KF40 package variant does not emphasize. Choose EP4SGX360NF45C4 when you need both high logic capacity and SERDES capability.
When should I choose EP4SGX360NF45C4 over EP4SGX110FF35C4?
Choose EP4SGX360NF45C4 when your design demands more than 110,000 logic elements, more SERDES bandwidth, or larger on-chip memory than the lower-density EP4SGX110FF35C4 provides. According to Intel Stratix IV GX documentation, the NF45 package also supports a higher pin count for wide external memory interfaces. The EP4SGX110FF35C4 is preferable for cost-sensitive designs with modest logic needs.
What is the best drop-in replacement for EP4SGX360NF45C4?
The best drop-in replacement for EP4SGX360NF45C4 is EP4SGX360NF45C3N, which shares the identical NF45 1932-ball FC-FBGA package, the same 353,600 logic elements, and 920 user I/Os but is one speed grade slower. Per the FindIC cross-reference entry, the only meaningful difference is the C3 speed grade versus C4. This makes EP4SGX360NF45C3N a true drop-in when lead time or cost outweighs maximum Fmax.
Can EP4SGX360NF45C4 replace EP4SGX290NF45I4N?
Yes, EP4SGX360NF45C4 can directly replace EP4SGX290NF45I4N with the same NF45 1932-ball FC-FBGA footprint, but the C4 commercial speed grade versus the I4 industrial temperature grade changes the operating range. Designers moving from industrial to commercial must verify the ambient temperature specification; otherwise the pinout and electrical interface are compatible per Intel Stratix IV GX pin-out files.
Where can I download the EP4SGX360NF45C4 datasheet PDF?
The official EP4SGX360NF45C4 datasheet PDF is available from Intel's website at the Stratix IV GX device overview page. Third-party datasheet mirrors exist on DigiKey, Mouser, and GlobalSpec, but Intel's documentation is authoritative for pinout, DC characteristics, and SERDES specifications. Reference the device handbook alongside the datasheet for full transceiver configuration detail.
Where can I find the EP4SGX360NF45C4 pinout?
The EP4SGX360NF45C4 pinout is provided in the Stratix IV GX pin-out files on Intel's documentation portal, organized by package code 'NF45'. The 1932-ball FC-FBGA has dedicated balls for each transceiver channel, user I/O bank, configuration pin, and power/ground. Use Intel's Pin-Out File Editor or Quartus Prime pin planner to extract bank-specific assignments for your design.
What are the key specifications of EP4SGX360NF45C4 that engineers should know?
The EP4SGX360NF45C4 delivers 353,600 logic elements, 14,144 LABs, 920 user I/Os, 23,105,536 embedded memory bits, 8 multi-gigabit transceivers, and a 0.9V core on a 40nm process in a 1932-ball FC-FBGA. The C4 speed grade and commercial temperature range make it suited for high-performance wired communications and DSP. Intel's Stratix IV GX handbook documents the full transceiver and DSP block capability.
What is the Intel equivalent for EP4SGX360NF45C4?
EP4SGX360NF45C4 is itself an Intel (formerly Altera) part; it sits at the top of the Stratix IV GX family. Newer Intel equivalents offering similar density include Stratix V GS/GT devices, while Arria 10 GX parts provide comparable logic and transceiver counts at lower power. For a direct same-brand alternative with the same NF45 footprint, EP4SGX360NF45C3N is the closest Intel drop-in.
How does the EP4SGX360NF45C4 compare to Xilinx Virtex-6 equivalents?
The EP4SGX360NF45C4 has approximately 353,600 logic elements in a 40nm Stratix IV GX device, comparable to mid-density Xilinx Virtex-6 family parts like the XC6VLX240T or XC6VSX315T. The Stratix IV GX includes hard PCIe and external memory interfaces, whereas Virtex-6 relies more on soft IP. Designers choose between them based on tool preference (Quartus vs Vivado) and ecosystem support.

Engineering reference data for EP4SGX360NF45C4 — comparison, design guidance, and compliance information.

Selection Guide

Choose EP4SGX360NF45C4 when your design demands the maximum Fmax and full 353,600 logic elements in a 1932-ball FC-FBGA for commercial-temperature applications such as high-end test equipment, broadcast video, and high-bandwidth line cards. Choose EP4SGX360NF45C3N if lead time is the primary concern - it shares the same die but is one speed grade slower and is widely stocked. Choose EP4SGX360NF45C2N or EP4SGX360NF45C2 if you can tolerate lower Fmax and want to reduce cost or power slightly. Choose EP4SGX290NF45I4N when industrial temperature range (-40C to +100C) is required and 290K logic elements is sufficient. All five parts share the identical NF45 1932-ball FC-FBGA footprint, enabling PCB reuse across product variants.

Comparison with Alternatives

Parameter This Product EP4SGX360NF45C3N EP4SGX360NF45C3 EP4SGX360NF45C2N EP4SGX360NF45C2 EP4SGX290NF45I4N
Package 1932-ball FC-FBGA (NF45) 1932-ball FC-FBGA (NF45) - same 1932-ball FC-FBGA (NF45) - same 1932-ball FC-FBGA (NF45) - same 1932-ball FC-FBGA (NF45) - same 1932-ball FC-FBGA (NF45) - same
Brand Intel Intel Intel Intel Intel Intel
Logic Elements 353,600 353,600 353,600 353,600 353,600 290,000
Speed Grade C4 (fastest commercial) C3 C3 C2 C2 I4
User I/Os 920 920 920 920 920 920
Operating Temperature Commercial (0C to +85C) Commercial Commercial Commercial Commercial Industrial (-40C to +100C)
Process / Core Voltage 40 nm / 0.9 V 40 nm / 0.9 V 40 nm / 0.9 V 40 nm / 0.9 V 40 nm / 0.9 V 40 nm / 0.9 V

Key Differentiators

  • Highest available speed grade in this die/package (vs EP4SGX360NF45C3N)
  • Full logic density maintained across speed grades (vs EP4SGX290NF45I4N)
  • Integrated multi-gigabit transceivers eliminate external PHY (vs EP4SGX230KF40C4N)

Design Notes

Estimated: A 40nm Stratix IV GX device at full utilization in the 1932-ball FC-FBGA package typically dissipates 10-15 W. Without a heatsink or sufficient airflow, junction temperatures can exceed the 85C commercial limit during sustained DSP operation. Recommend a heatsink with thermal interface material plus 200 LFM minimum airflow in chassis-level designs. Use the Quartus Prime PowerPlay analyzer to model expected dissipation before finalizing the thermal solution.

Designers must use a 12-layer or thicker PCB with controlled-impedance routing for transceiver lanes (100-ohm differential). Reference Intel's Stratix IV GX board design guidelines for stack-up recommendations. Decoupling requires low-ESL ceramic capacitors placed as close as possible to power balls. Use microvia technology to escape the dense BGA; full through-via fanout is impractical with a 1932-ball 1.0 mm pitch package.

Transceiver reference clock routing requires strict length matching (typically +/- 25 mil) and isolation from noisy signals. Keep SERDES lanes away from switching power supply edges; place guard ground vias alongside high-speed differential pairs. Use Intel's pin-out file editor to optimize bank assignments and minimize routing congestion. Pin 1 orientation and the thermal pad footprint must match the package land pattern exactly to avoid solder joint failures.

Do not assume all 920 user I/Os are simultaneously available; many balls are dedicated to power, ground, configuration, and SERDES channels, leaving fewer general-purpose I/Os than the headline count. Verify I/O bank voltage compatibility when interfacing with DDR3 (1.5V) and LVDS (2.5V) peripherals - banks cannot mix voltages freely. Confirm MSL handling per JEDEC J-STD-033 before reflow to avoid package cracking.

Compliance Information

RoHS
Compliant
REACH
Compliant
AEC-Q100
Not Applicable
Lead Free
Yes
Halogen Free
Unknown
Conflict Minerals
Compliant

RoHS compliant per Intel product page. AEC-Q100 not applicable (commercial grade C4). For industrial applications choose I-grade variants such as EP4SGX360NF45I4N. Halogen-free status not explicitly confirmed in retrieved data - set to unknown.

Data verified on: 2026-09-10 — data verified and curated by XAIPART's component engineering team

Related Searches

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Related Components & Terms

Intel Altera EP4SGX360NF45C4 EP4SGX360NF45C3N EP4SGX360NF45C3 EP4SGX360NF45C2N EP4SGX360NF45C2 EP4SGX290NF45I4N FPGA Field-Programmable Gate Array Stratix IV GX programmable logic reconfigurable logic PLD LAB Adaptive Logic Module logic element FC-FBGA 1932-ball BGA multi-gigabit transceiver DSP block embedded memory M20K memory block SERDES DDR3 PCIe 40nm process Quartus Prime RoHS AEC-Q100 JEDEC J-STD-033 wired communications test and measurement radar baseband
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