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Intel

EP1SGX25DF1020I5N - Stratix GX FPGA 25K LEs, 1.5V, FC-FBGA-1020 | Intel

MPN: EP1SGX25DF1020I5N ⚠ Last Time Buy
In Stock Ships in 1-3 business days
1.5 V Vdss FC-FBGA (Flip-Chip FineLine BGA) Package
From $985 USD / Unit
MOQ: 1 |
Price updated: 2026-09-07
Volume Pricing
Qty Unit Price Extended
1 $1285 $1,285.00
5 $1199.5 $5,997.50
10 $1140 $11,400.00
25 $1075 $26,875.00
100 $985 $98,500.00
ℹ️ All prices are in USD

Drop-in alternatives for EP1SGX25DF1020I5N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.

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

EP1SGX25DF1020C7N

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EP1SGX25DF1020I5

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📦 FC-FBGA-1020
Stratix GX · 25,660 · 2,566 · 5000 MHz · 7.49 ns · 607 · 1.5 V · 130 nm CMOS

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EP1SGX25DF1020C7ES

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EP1SGX25DF1020C7

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📦 FC-FBGA-1020
Stratix GX · 25,660 · 2,566 · 1,944,576 · 607 · 0 C to 85 C · 1.425 V to 1.575 V · 130 nm CMOS

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EP1SGX25DF1020C6N

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EP1SGX25DF1020C5N

✅ Drop-In
Intel
📦 FC-FBGA-1020
Stratix GX · 25,660 · 1,944,576 · 607 · 1020 · 1020-BBGA (FineLine BGA), 33 x 33 mm, 1.0 mm pitch · 1.5 V · 0 C to 85 C (commercial)

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$650 / Unit

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EP1SGX25DF1020I5N Maximum Ratings & Electrical Characteristics

Logic Family Stratix GX (FPGA)
Process Technology 130 nm CMOS
Logic Elements / Cells 25,660
Core Supply Voltage 1.5 V
Operating Temperature 0 °C to 85 °C (industrial)
Package Type FC-FBGA (Flip-Chip FineLine BGA)
Pin / Ball Count 1,020
Package Dimensions 33 × 33 mm, 1.0 mm pitch
Transceiver Channels Up to 20 CDR-based full-duplex channels
Transceiver Data Rate 500 Mbps to 3.1875 Gbps per channel
Aggregate Serial Bandwidth Up to 127.5 Gbps full-duplex
Hard IP Protocols PCI Express, SerialLite II, XAUI, Serial RapidIO
Mounting Type Surface Mount
Lead Free Yes
RoHS Status Compliant (per distributor data)

EP1SGX25DF1020I5N 33 × 33 mm, 1.0 mm pitch Pin Configuration Guide

Complete pinout information for EP1SGX25DF1020I5N (33 × 33 mm, 1.0 mm pitch 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.

33 × 33 mm, 1.0 mm pitch package pinout diagram for EP1SGX25DF1020I5N

No detailed pinout data available for EP1SGX25DF1020I5N.

Refer to the datasheet for full pin configuration.

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for EP1SGX25DF1020I5N Drain-to-Source Voltage (Vds) Drain Current (Id)

No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.

Typical Applications

EP1SGX25DF1020I5N is suitable for 6 applications: PCI Express Endpoint Card, Telecom Backplane Aggregation, Test and Measurement Equipment, Broadcast Video Router, Network Interface Controller Card, Serial Protocol Bridge / FPGA Mezzanine Card.

🖥️

PCI Express Endpoint Card

The EP1SGX25DF1020I5N is well suited for PCI Express endpoint cards in server, storage, and instrumentation applications. Its integrated CDR-based transceivers operating at 2.5 Gbps implement the PCIe Gen1 physical layer natively, while the hard PCI Express IP block (with x1 and x4 lane support) frees the 25,660-logic-element fabric for application-layer processing. The 1,020-ball FC-FBGA package exposes sufficient transceiver and general-purpose I/O to add a x4 Gen1 endpoint plus auxiliary GPIO for board management. Designers benefit from deterministic latency and the predictable timing closure of a hard PCIe IP core compared with soft IP running in fabric.

🌐

Telecom Backplane Aggregation

Use the EP1SGX25DF1020I5N for telecom backplane aggregation cards that bridge multiple serial protocols. The device's 20 CDR transceivers at up to 3.1875 Gbps comfortably aggregate XAUI, SerialLite II, and Serial RapidIO links side-by-side, while the 25,660 LEs provide ample logic for traffic managers and cross-connect fabrics. The 1,020-ball FC-FBGA preserves signal-integrity headroom for multi-gigabit backplane routing with controlled-impedance striplines. Designers can run multiple protocol engines concurrently because the hard IP cores consume no soft logic resources, dramatically simplifying timing closure.

📺

Test and Measurement Equipment

The EP1SGX25DF1020I5N is a strong fit for test and measurement front ends, including serial bus analyzers, protocol exercisers, and multi-channel digitizers. Up to 20 multi-gigabit transceivers let the same FPGA capture and generate several lanes of high-speed serial traffic simultaneously, while the 25,660 LEs implement stimulus generation, response checking, and on-chip statistics. Industrial 0 °C to 85 °C operation supports lab and factory-floor environments without thermal derating. The 1,020-ball FC-FBGA package exposes the required reference-clock and trigger pins needed for deterministic multi-channel capture.

🎥

Broadcast Video Router

In broadcast video routers, the EP1SGX25DF1020I5N serves as a non-blocking crosspoint controller and serial gateway for SDI-over-IP and proprietary video links. The 20 transceivers aggregate multiple uncompressed video streams while the 25,660 LEs provide the crosspoint switching matrix and embedded frame-buffer memory. Industrial temperature rating and lead-free FC-FBGA-1020 packaging suit long-life broadcast installations. Designers reuse Quartus II reference designs for HD-SDI and 3G-SDI bridges to shorten development time and reduce BOM risk in professional video equipment.

🖥️

Network Interface Controller Card

The EP1SGX25DF1020I5N functions as the heart of multi-protocol network interface cards (NICs), converting Ethernet, XAUI, and SerialLite II traffic to a host bus. Its hard IP cores handle XAUI at 3.125 Gbps per lane without consuming fabric logic, leaving 25,660 LEs free for protocol adaptation, MAC functions, and statistics engines. The 1,020-ball FC-FBGA footprint provides enough I/O to drive external memory and a host-side PCIe link simultaneously. Industrial temperature operation makes the device usable in telco-grade NICs that must operate in loosely controlled environments.

🧩

Serial Protocol Bridge / FPGA Mezzanine Card

Use the EP1SGX25DF1020I5N on FPGA mezzanine cards (FMCs) that bridge custom serial links to standard backplanes or processors. The transceiver-rich fabric and 1,020-ball FC-FBGA package make it ideal for FMC designs that need up to 20 multi-gigabit lanes plus abundant general-purpose I/O. Engineers can load different bitstreams to repurpose the card for Serial RapidIO, XAUI, or proprietary protocols, maximizing reuse across programs. The 1.5 V core supply is compatible with the standard Stratix GX power architecture documented in Altera reference designs.

What is the logic cell count of the EP1SGX25DF1020I5N?
The EP1SGX25DF1020I5N integrates 25,660 logic elements (LEs) on a 130 nm CMOS process. According to Altera's Stratix GX Device Family Data Sheet, the EP1SGX25 is the mid-density member of the first-generation Stratix GX family, sitting between the EP1SGX10 and EP1SGX40/EP1SGX80 variants and offering a balance of logic fabric and high-speed serial channels.
How many high-speed transceiver channels does the EP1SGX25DF1020I5N provide?
The EP1SGX25DF1020I5N integrates up to 20 full-duplex CDR-based high-speed serial transceiver channels. Each channel operates from 500 Mbps to 3.1875 Gbps, delivering up to 127.5 Gbps of aggregate full-duplex serial bandwidth. The transceivers include integrated PMA and PCS blocks with hard IP for PCI Express, SerialLite II, XAUI, and Serial RapidIO.
Where can I buy the EP1SGX25DF1020I5N today?
The EP1SGX25DF1020I5N is available from authorized and independent distributors including MicrochipUSA, Ampheo, Vemeko, Jotrin, Vyrian, and Partstack (as of 2026-09-07). The part is in long-term supply as a mature Stratix GX device; lead times and minimum order quantities should be confirmed with each distributor directly, as stock of first-generation Stratix GX is limited.
What is the price of the EP1SGX25DF1020I5N?
Pricing for the EP1SGX25DF1020I5N (as of 2026-09-07) starts around USD 1,140 per unit at 10-piece quantity and approximately USD 985 per unit at 100-piece quantity on the open market. Because the device is mature and supported primarily through distribution, large-volume quotes should be requested directly from the supplier; pricing reflects the low-volume FC-FBGA-1020 packaging.
What is the lead time for the EP1SGX25DF1020I5N?
Lead time for the EP1SGX25DF1020I5N (as of 2026-09-07) typically ranges from 6 to 12 weeks from independent distributors, depending on stock. The part is no longer in active production at Intel, so most supply comes from authorized and aftermarket channels; always confirm lead time with the distributor at the time of RFQ rather than relying on historical figures.
EP1SGX25DF1020I5N vs EP1SGX25CF672C7 — which is better for high-channel-count designs?
The EP1SGX25DF1020I5N uses the 1,020-pin FC-FBGA package and provides up to 20 transceiver channels with the largest I/O envelope, while the EP1SGX25CF672C7 uses the smaller 672-pin package with fewer usable I/O and channel count. For high-channel-count serial designs you should choose the 1,020-pin DF variant; for cost-sensitive, lower-I/O designs the CF672 footprint is preferred.
What is the difference between EP1SGX25DF1020I5N and EP1SGX25DF1020C7N?
The EP1SGX25DF1020I5N is the industrial-temperature (0 °C to 85 °C) grade of the EP1SGX25 in the 1,020-pin FineLine BGA, while the EP1SGX25DF1020C7N is the 0 °C to 70 °C commercial variant of the same die and package. Both share the same logic, transceiver, and I/O resources; choose the I5N for industrial-grade thermal range and the C7N when commercial temperature is acceptable.
Is the EP1SGX25DF1020I5N suitable for PCI Express endpoint designs?
Yes, the EP1SGX25DF1020I5N is well suited for PCI Express endpoint designs. The Stratix GX family integrates hard PCI Express IP that supports ×1 and ×4 lane configurations using the on-chip transceiver channels, freeing the programmable fabric for application logic. According to Altera application literature, the integrated PHY/PCS blocks deliver compliant Gen1 electrical performance at 2.5 Gbps.
Where do I download the EP1SGX25DF1020I5N datasheet?
The EP1SGX25DF1020I5N datasheet is available as part of the Stratix GX Device Family Data Sheet on the Alldatasheet and Datasheet.Live mirrors, and from the Intel/Altera website under legacy Stratix GX documentation. The package-level pinout is documented in the Stratix GX Device Handbook Volume 1 (Table 1-2 shows the 1,020-pin FineLine BGA option for the EP1SGX25 variant).
Where is the EP1SGX25DF1020I5N pinout documented?
The EP1SGX25DF1020I5N is packaged in a 1,020-ball FC-FBGA with 33 × 33 mm body and 1.0 mm pitch. The complete pinout is documented in the Stratix GX Device Handbook (Volume 1) reference tables; for board design, consult the Quartus II pin planner with the Stratix GX device library to obtain the per-pin function and bank assignment for this 1,020-ball package.
What is the best drop-in replacement for the EP1SGX25DF1020I5N?
The best drop-in same-package replacement is the EP1SGX25DF1020C7N, which uses the identical 1,020-pin FineLine BGA package and same silicon die but in a 0 °C to 70 °C commercial grade. If you need to remain in the industrial 0 °C to 85 °C grade, the EP1SGX25DF1020I5 itself (without the trailing 'N') is the equivalent open-market MPN. Both are pin-for-pin compatible with the I5N variant.
Is there a Microchip equivalent for the EP1SGX25DF1020I5N?
No pin-compatible Microchip FPGA equivalent exists for the EP1SGX25DF1020I5N. The transceiver-rich 1,020-ball FC-FBGA Stratix GX die is unique to Altera/Intel. If Microchip FPGA is required, designers should evaluate the Microsemi (now Microchip) PolarFire or IGLOO2 families with their own transceivers, but a true drop-in to the same 1,020-ball FC-FBGA footprint is not available.
How does the EP1SGX25DF1020I5N compare to the EP1SGX40 and EP1SGX80?
The EP1SGX25DF1020I5N has 25,660 logic elements and up to 20 transceiver channels, sitting below the EP1SGX40 (~41,250 LEs, up to 20 channels) and EP1SGX80 (~79,040 LEs, up to 20 channels) in fabric density but sharing the same 1,020-pin FC-FBGA package option. Choose EP1SGX25 for mid-density applications, EP1SGX40 for higher logic, and EP1SGX80 for the largest designs in the same family.
What design tool should I use with the EP1SGX25DF1020I5N?
Use the Altera Quartus II design software (the legacy Stratix GX support package) for synthesis, place-and-route, timing closure, and bitstream generation for the EP1SGX25DF1020I5N. Quartus II provides Stratix GX device libraries, hard IP cores for PCI Express and XAUI, and the pin planner needed for the 1,020-ball FC-FBGA package. Modern Intel Quartus Prime can also target legacy Stratix GX with the appropriate device support installed.
What key specifications of the EP1SGX25DF1020I5N should engineers know?
Engineers specifying the EP1SGX25DF1020I5N should focus on these numbers: 25,660 logic elements on 130 nm CMOS, 1.5 V core supply, up to 20 full-duplex transceiver channels at 500 Mbps to 3.1875 Gbps each (up to 127.5 Gbps aggregate), 1,020-ball FC-FBGA package at 33 × 33 mm with 1.0 mm pitch, industrial 0 °C to 85 °C temperature range, and hard IP for PCI Express, XAUI, SerialLite II, and Serial RapidIO. According to the Stratix GX Device Family Data Sheet, these figures collectively define the device's position in Altera's first-generation high-speed serial FPGA family.

Engineering reference data for EP1SGX25DF1020I5N — comparison, design guidance, and compliance information.

Selection Guide

Choose the EP1SGX25DF1020I5N when you need a mature Stratix GX FPGA in the 1,020-ball FC-FBGA footprint with 20 multi-gigabit transceiver channels and industrial 0 °C to 85 °C operation at speed grade -5. For commercial temperature indoor systems, the EP1SGX25DF1020C7N drops into the same footprint at lower cost. If you can tolerate a smaller 672-ball package and fewer I/O, the EP1SGX25CF672C7 provides the same silicon at reduced board area. For larger logic or memory requirements within the same family, step up to EP1SGX40 or EP1SGX80. All listed alternatives are pin-compatible drop-ins; choose by temperature grade, speed grade, and supply availability.

Comparison with Alternatives

Parameter This Product EP1SGX25DF1020C7N EP1SGX25DF1020I5 EP1SGX25DF1020C6N
Brand Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera)
Package FC-FBGA-1020 (33 x 33 mm, 1.0 mm pitch) FC-FBGA-1020 (same) FC-FBGA-1020 (same) FC-FBGA-1020 (same)
Logic Elements 25,660 25,660 (same die) 25,660 (same die) 25,660 (same die)
Temperature Grade Industrial (0 C to 85 C) Commercial (0 C to 70 C) Industrial (0 C to 85 C) Commercial (0 C to 70 C)
Speed Grade -5 -7 -5 -6
Core Voltage 1.5 V 1.5 V 1.5 V 1.5 V
Transceiver Channels Up to 20 Up to 20 Up to 20 Up to 20
RoHS Compliant Yes Yes Yes Yes

Key Differentiators

  • Industrial 0 C to 85 C temperature grade at speed grade -5 (vs EP1SGX25DF1020C7N)
  • Same-package drop-in option in higher speed grade -5 (vs EP1SGX25DF1020C6N)
  • Higher density than EP1SGX10 with same transceiver family (vs EP1SGX10DF672C7)

Design Notes

Maintain controlled 100 ohm differential impedance for all transceiver channels on PCB. Use the Stratix GX Device Handbook reference stack-up with low-loss dielectric for 3.125 Gbps XAUI and SerialLite II signaling. The 1.0 mm pitch BGA requires via-in-pad or microvia fanout to preserve signal integrity on multi-gigabit lanes; follow Altera reference layouts to avoid skew between the P and N half of a differential pair.

Use the Stratix GX power distribution network documented in Altera application notes: dedicated 1.5 V core rail plus separate supplies for PLL analog, transceiver PMA, and I/O banks. Place decoupling capacitors close to the BGA balls, and use a power plane cutout to isolate noisy switching currents from the analog PLL supply. Without proper decoupling, transceivers will exhibit elevated jitter and reduced eye margin.

The 1,020-ball FC-FBGA has a relatively large thermal envelope, but transceiver-rich designs can still dissipate significant power under heavy channel utilization. Estimated: with 20 channels active at 3.125 Gbps and 25% toggle rate, total device power is roughly 8 to 12 W, requiring a thermal interface material or heatsink for industrial 0 C to 85 C operation. Always validate with the Quartus II PowerPlay analyzer.

Do not mix EP1SGX25 DF and CF package variants on the same PCB footprint; the CF672 and DF1020 packages are NOT pin-compatible. For transceiver-based designs, ensure reference-clock jitter meets the requirements in the Stratix GX handbook, and avoid routing noisy signals across transceiver channel pins. Finally, do not assume commercial-grade -C7 parts satisfy industrial spec; for 0 C to 85 C environments select -I5 or -I6 variants only.

Compliance Information

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

RoHS compliant and lead free per distributor listings. AEC-Q100 not applicable for an FPGA. REACH and halogen status were not confirmed in the provided web data; designers requiring these should request documentation from the supplier.

Data verified on: 2026-09-07 — data verified and curated by XAIPART's component engineering team

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Related Components & Terms

Intel Altera EP1SGX25DF1020I5N EP1SGX25 Stratix GX FPGA Field Programmable Gate Array FineLine BGA FC-FBGA-1020 PCI Express XAUI SerialLite II Serial RapidIO CDR PMA PCS Logic Elements multi-gigabit transceiver 1.5 V 130 nm CMOS Quartus II RoHS industrial temperature grade
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