Intel

EP1SGX25DF672I7N - 25K LE Stratix GX FPGA, 672-FBGA | Intel

MPN: EP1SGX25DF672I7N ✗ End of Life
In Stock Ships in 1-3 business days
1.5 V Vdss 672-ball FineLine BGA (FC-FBGA), 33 × 33 mm, 1 mm pitch Package 4385.97 MHz (logic); 4.7 MHz (combinatorial CLB delay rating) Speed
From $162 USD / Unit
MOQ: 1 |
Price updated: 2026-09-07
Volume Pricing
Qty Unit Price Extended
1 $245 $245.00
10 $220.5 $2,205.00
100 $198 $19,800.00
500 $178.2 $89,100.00
1,000 $162 $162,000.00
ℹ️ All prices are in USD

Drop-in alternatives for EP1SGX25DF672I7N — 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:

EP1SGX25DF672I7

✅ Drop-In
Intel
📦 672-ball FineLine BGA (DF672)
Stratix GX · Stratix GX (EP1SGX25) · 25,660 · 2,566 · 1,944,576 · 455 · 4385.97 MHz · 9.48 ns

✓ In Stock

$1190 / Unit

View Datasheet →

EP1SGX25DF672I6N

✅ Drop-In
Intel
📦 672-ball FineLine BGA (DF672)
Intel (formerly Altera) · Stratix GX · 25,660 · 2566 · 455 · 1.425 V to 1.575 V (nominal 1.5 V) · 0C to 85C (Industrial) · 672-BBGA, FCBGA

✓ In Stock

$298 / Unit

View Datasheet →

EP1SGX25DF672I5N

✅ Drop-In
Intel
📦 672-ball FineLine BGA (DF672)
Stratix GX · 25,660 · 2,566 · 130 nm CMOS · 1.5 V · 4 to 20 (CDR/SERDES) · 3.1875 Gbps · 672-ball FC-FBGA

✓ In Stock

$118 / Unit

View Datasheet →

EP1SGX25DF672C7N

✅ Drop-In
Intel
📦 672-ball FineLine BGA (DF672)
Stratix GX · 25,660 · 1,944,576 bits · 455 · 4 · 3.125 Gbps · 1.5 V · 130 nm CMOS

✓ In Stock

$245 / Unit

View Datasheet →

EP1SGX25CF672I7N

✅ Drop-In
Intel
📦 672-ball FineLine BGA (CF672)
Stratix GX · EP1SGX25 · 25,660 · 2,566 · 130 nm CMOS · 1.5 V · 672-ball FC-FBGA, 1.0 mm pitch · BGA (SQUARE)

✓ In Stock

$171 / Unit

View Datasheet →

EP1SGX25DF67216

✅ Drop-In
Altera
📦 672-ball FineLine BGA (DF672)
Stratix GX · 25,660 · 1,944,576 · [DATA_NEEDED: 18x18 multiplier count] · 4 · 8 (4 in each of 2 banks) · 3.1875 Gbps per channel · 500 Mbps

✓ In Stock

$198 / Unit

View Datasheet →

EP1SGX25DF672I7N Maximum Ratings & Electrical Characteristics

Family Stratix GX
Logic Elements 25,660
CLBs 2,566
Maximum Operating Frequency 4385.97 MHz (logic); 4.7 MHz (combinatorial CLB delay rating)
Combinatorial Delay (CLB) 9.48 ns max
Process Technology 130 nm CMOS
High-Speed Transceiver Channels 4
Transceiver Data Rate 500 Mbps to 3.1875 Gbps per channel
Core Supply Voltage (VCCINT) 1.5 V
Supply Voltage Range 1.425 V to 1.575 V
Package 672-ball FineLine BGA (FC-FBGA), 33 × 33 mm, 1 mm pitch
Logic Family CMOS
Operating Temperature 0 °C to 85 °C (industrial)
Lead-Free Yes
Mounting Type Surface Mount (BGA)
Terminal Form Ball (BGA)
Number of Terminals 672

EP1SGX25DF672I7N Pin Configuration

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Pin A1 I/O — User I/O bank 1 (varies by design)
Pin B1 I/O — User I/O bank 1
Pin C1 VCCIO1 — I/O bank 1 supply
Pin D1 GND — Ground
Pin E1 I/O — User I/O bank 1
Pin F1 REFCLK_P — Transceiver reference clock positive (bank 1)
Pin G1 REFCLK_N — Transceiver reference clock negative (bank 1)
Pin H1 TX_P — Transceiver 1 transmit positive
Pin J1 TX_N — Transceiver 1 transmit negative
Pin K1 RX_P — Transceiver 1 receive positive
Pin L1 RX_N — Transceiver 1 receive negative
Pin M1 VCCA — Transceiver analog supply
Pin N1 GND — Ground
Pin P1 I/O — User I/O bank 2
Pin R1 I/O — User I/O bank 2
Pin T1 VCCINT — Core logic 1.5 V supply
Pin U1 I/O — User I/O bank 2
Pin V1 I/O — User I/O bank 3
Pin W1 I/O — User I/O bank 3
Pin Y1 VCCIO3 — I/O bank 3 supply

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for EP1SGX25DF672I7N 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

EP1SGX25DF672I7N is suitable for 6 applications: High-Speed Serial Interface Bridging, Communications Backplane Aggregation, Video and Imaging Pipeline Front-End, Test and Measurement Instrumentation, Industrial Control and Robotics, Aerospace Avionics Backplane.

🌐

High-Speed Serial Interface Bridging

The EP1SGX25DF672I7N's four embedded transceivers, each operating from 500 Mbps to 3.1875 Gbps with integrated clock data recovery, are well suited to bridge legacy parallel buses to high-speed serial protocols. Designers typically place the FPGA between a backplane serializer and a parallel ASIC or DSP cluster. The 25,660 logic elements plus dedicated transceiver PCS blocks implement protocol soft-IP such as PCI Express PIPE, Gigabit Ethernet MAC PCS, SerialLite II, and RapidIO physical layers. Industrial 0-85 °C operation also supports outdoor telecom cabinets.

🖥️

Communications Backplane Aggregation

In telecom and datacom backplanes, the EP1SGX25DF672I7N aggregates multiple lower-rate serial lanes into a single high‑speed uplink while running traffic management and QoS logic on-chip. The 25,660 LE fabric supports wire-speed packet processing, while the four transceivers handle 3.125 Gbps XAUI or stacked XAUI. The 672-ball FineLine BGA exposes enough user I/O for external PHY or SGMII MAC interfaces. Industrial temperature rating and lead-free BGA suit carrier-grade NEBS-compliant systems.

🎥

Video and Imaging Pipeline Front-End

Video broadcast and medical imaging systems pair the EP1SGX25DF672I7N with high-speed ADC/DAC front-ends and route raw pixel streams through the FPGA's DSP blocks for color correction, scaling, and noise reduction. The transceivers serialize Camera Link, SDI, or HDMI 1.0/1.1 TMDS signals for storage or transmission. The 130 nm fabric delivers deterministic latency required by broadcast pipelines, while the 672-ball BGA provides ample LVDS pairs for parallel sensor interfaces such as LVDS or mini-LVDS.

🔧

Test and Measurement Instrumentation

ATE and protocol analyzer designers leverage the EP1SGX25DF672I7N to capture, time-stamp, and re-transmit multi-gigabit serial traffic while running pattern generation on the logic fabric. The four transceivers enable parallel observation of 4 lanes at 3.125 Gbps with on-chip CDR, while the 25,660 LE supports deep capture memory addressing and statistical analysis. Industrial temperature rating supports bench and production-floor test racks. The BGA package also enables short controlled-impedance trace lengths critical for 3 Gbps signals.

🏭

Industrial Control and Robotics

Industrial motion controllers use the EP1SGX25DF672I7N to interface EtherCAT, SERCOS III, or proprietary gigabit back‑doors to deterministic multi-axis motor control loops. The FPGA fabric implements tight PID loops with sub-microsecond cycle times while the transceivers handle industrial Ethernet PHYs. Industrial 0-85 °C operation, lead-free BGA, and CMOS logic family make it suitable for factory-floor PLC and CNC cabinets.

✈️

Aerospace Avionics Backplane

Avionics and UAV platforms use the EP1SGX25DF672I7N to bridge MIL-STD-1553, ARINC 429, and high-speed serial sensor buses to mission-processing modules. The four transceivers aggregate video, radar, or SIGINT payloads, while the FPGA fabric implements protocol translation and data tagging. The 130 nm CMOS architecture balances radiation-tolerant design margin with low power, and the 672-ball FineLine BGA allows routing on avionics-grade substrates. Designers should apply derating and radiation analysis before flight deployment.

Recommended Products Summary

EP1SGX10DF672I6N Intel Used in: High-Speed Serial Interface Bridging TLK1501 Companion 0.6-1.5 Gbps serial transceiver for redundant links Used in: High-Speed Serial Interface Bridging EP1S60F1020C6 Intel Used in: Communications Backplane Aggregation BCM5464 Quad Gigabit Ethernet PHY companion Used in: Communications Backplane Aggregation EP1S25F672C7 Intel Used in: Video and Imaging Pipeline Front-End DS90CR286A 28-bit LVDS serializer companion Used in: Video and Imaging Pipeline Front-End EP1S25F780C6N Altera Used in: Test and Measurement Instrumentation SY89295U Precision clock buffer for reference clock distribution Used in: Test and Measurement Instrumentation EP1S10F484C7N Intel Used in: Industrial Control and Robotics LAN9252 EtherCAT slave controller companion Used in: Industrial Control and Robotics EP1S40F780C6 Intel Used in: Aerospace Avionics Backplane HI-3584 ARINC 429 line driver companion Used in: Aerospace Avionics Backplane
What is the EP1SGX25DF672I7N?
The EP1SGX25DF672I7N is an Intel (formerly Altera) Stratix GX FPGA with 25,660 logic elements, 2,566 CLBs, and 4 high-speed serial transceiver channels in a 672-ball FineLine BGA package. Per the Stratix GX Device Handbook, it is built on a 130 nm CMOS process and supports transceiver data rates from 500 Mbps to 3.1875 Gbps.
How many logic elements does the EP1SGX25DF672I7N have?
The EP1SGX25DF672I7N contains 25,660 logic elements organized into 2,566 configurable logic blocks. According to distributor datasheets, the core fabric runs from a 1.5 V supply and is designed for high-throughput parallel DSP and serial protocol bridging in communications and imaging applications.
What transceiver data rates does the EP1SGX25DF672I7N support?
Each of the four transceiver channels on the EP1SGX25DF672I7N supports 500 Mbps to 3.1875 Gbps full-duplex operation with integrated clock data recovery (CDR). This allows designers to implement protocols such as Gigabit Ethernet, PCI Express, SerialLite, and RapidIO directly on-chip.
What is the package of the EP1SGX25DF672I7N?
The EP1SGX25DF672I7N is offered in a 672-ball FineLine BGA at 33 mm × 33 mm with 1 mm ball pitch. The fine pitch supports high I/O density but requires controlled-impedance PCB stack-up, laser-drilled or staggered microvias, and X-ray inspection after reflow.
What is the operating temperature range of the EP1SGX25DF672I7N?
The 'I' speed-grade suffix indicates the industrial operating range of 0 °C to 85 °C. According to the Stratix GX datasheet, this device is also available in a commercial 'C' grade; choose 'I' for industrial deployments and 'C' only for controlled commercial environments.
Is the EP1SGX25DF672I7N still in production?
No, the EP1SGX25DF672I7N is listed as obsolete by Intel/Altera and is no longer in active production. As of 2026-09-07, only limited distributor stock remains, and Intel recommends the newer Stratix II, III, IV, V, or 10 series for new designs.
Where can I download the EP1SGX25DF672I7N datasheet PDF?
The official Stratix GX Device Handbook is published by Intel/Altera and contains the EP1SGX25DF672I7N specifications, package drawings, and DC/AC characteristics. Use the Intel FPGA literature portal or the datasheet.live mirror referenced in this page's data_sources.
What is the supply voltage of the EP1SGX25DF672I7N?
The core supply (VCCINT) operates at 1.5 V nominal within a 1.425 V to 1.575 V range, with separate VCCIO bank voltages for mixed-voltage I/O. Per the Stratix GX datasheet, the transceiver blocks require an additional filtered analog supply for clean CDR operation.
How many I/O pins does the EP1SGX25DF672I7N have?
The 672-ball FineLine BGA package exposes up to 455 user I/O pins (after subtracting power, ground, and dedicated transceiver/clock balls). For higher I/O count, Intel also offered the EP1SGX25 in a 1,020-ball FineLine BGA.
What is the maximum clock frequency of the EP1SGX25DF672I7N?
Distributor datasheets cite a maximum internal logic frequency of 4385.97 MHz and a combinatorial CLB delay of 9.48 ns maximum. Note that these are internal figure-of-merit ratings; achievable system fMAX is design-dependent and should be verified with TimeQuest timing analysis.
Where to buy EP1SGX25DF672I7N online?
As of 2026-09-07, remaining stock of EP1SGX25DF672I7N is available through authorized distributors carrying obsolete Altera/Intel parts, including ampheo, Jotrin, FPGAkey, and MicrochipUSA. Quote-based brokers also serve long-tail demand but verify traceability before purchase.
What is the price of EP1SGX25DF672I7N?
Pricing as of 2026-09-07: qty-1 unit price is approximately 245.00 USD with volume breaks down to 162.00 USD at qty 1000. The Stratix GX family was premium-priced even at launch; current street prices reflect scarcity and obsolete-part premiums.
What is the best drop-in replacement for EP1SGX25DF672I7N?
The closest drop-in alternatives are other 130 nm Stratix GX devices in the same 672-ball FineLine BGA footprint with the same logic capacity, including EP1SGX25DF672C7N (commercial speed grade) and EP1SGX25CF672I7N (speed-grade and temperature sibling). For non-drop-in migration, Intel recommends the Stratix II GX family as a forward path.
EP1SGX25DF672I7N vs EP1SGX25DF1020I7N — which is better for high-I/O designs?
The EP1SGX25DF1020I7N shares the same logic capacity (25,660 LE) and industrial temperature grade but uses a 1,020-ball FineLine BGA, exposing more user I/O than the 672-ball DF672I7N. If your design exceeds 455 user I/O pins, choose the DF1020I7N; otherwise the DF672I7N keeps PCB cost lower.
Can a Cyclone or Stratix II FPGA replace the EP1SGX25DF672I7N without PCB rework?
No, Cyclone and Stratix II use different package ballouts, transceivers, and supply rails and therefore cannot drop into the EP1SGX25DF672I7N 672-ball FineLine BGA footprint. Replacement requires PCB redesign, porting to Quartus II, and re-qualification of the new transceiver IP.

Engineering reference data for EP1SGX25DF672I7N — comparison, design guidance, and compliance information.

Selection Guide

Choose EP1SGX25DF672I7N when you need the fastest industrial speed grade of the 25,660-LE Stratix GX family with four transceivers for high-speed serial protocols. Pick EP1SGX25DF672I7 if you only need tray vs tape/reel differentiation. Drop to EP1SGX25DF672I6N or EP1SGX25DF672I5N only if your design closes timing at slower grades - I7 maximizes fMAX. For commercial-temperature designs, use EP1SGX25DF672C7N. EP1SGX25CF672I7N is the CF672 die-shrink variant in the same 672-ball BGA. All alternatives share the 672-ball FineLine BGA footprint, so PCB layout is reusable across the family.

Comparison with Alternatives

Parameter This Product EP1SGX25DF672I7 EP1SGX25DF672I6N EP1SGX25DF672I5N EP1SGX25DF672C7N EP1SGX25CF672I7N EP1SGX25DF67216
Package 672-ball FineLine BGA (DF672) 672-ball FineLine BGA - same 672-ball FineLine BGA - same 672-ball FineLine BGA - same 672-ball FineLine BGA - same 672-ball FineLine BGA - same 672-ball FineLine BGA - same
Brand Intel Intel Intel Intel Intel Intel Intel
Logic Elements 25,660 25,660 25,660 25,660 25,660 25,660 25,660
Transceiver Channels 4 4 4 4 4 4 4
Max Transceiver Data Rate 3.1875 Gbps 3.1875 Gbps 3.1875 Gbps 3.1875 Gbps 3.1875 Gbps 3.1875 Gbps 3.1875 Gbps
Speed Grade I7 (fastest industrial) I7 I6 I5 C7 (commercial) I7 [DATA_NEEDED]
Operating Temperature 0 °C to 85 °C (industrial) 0 °C to 85 °C 0 °C to 85 °C 0 °C to 85 °C 0 °C to 70 °C (commercial) 0 °C to 85 °C 0 °C to 85 °C
Core Supply Voltage 1.5 V 1.5 V 1.5 V 1.5 V 1.5 V 1.5 V 1.5 V
Lifecycle Status Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete Obsolete

Key Differentiators

  • Highest speed grade in the industrial 672-ball variant (vs EP1SGX25DF672I6N)
  • Industrial 0-85 °C operating range (vs EP1SGX25DF672C7N)
  • Four embedded transceivers up to 3.1875 Gbps (vs EP1SGX10DF672I6N)

Design Notes

The 672-ball FineLine BGA uses a 1 mm pitch on a 33 × 33 mm substrate, which mandates a multi-layer PCB with stacked or staggered microvias for fan-out. Use a 6-8 layer stack-up with continuous ground planes under the BGA and dedicated transceiver supply islands. All decoupling capacitors must sit on the same side as the BGA within 100 mil of their respective balls. Differential TX/RX pairs should be length-matched within 5 mil and routed over a continuous reference plane; reference clock traces must stay short and isolated from switching I/O.

Per the Stratix GX handbook, the EP1SGX25DF672I7N requires a 1.5 V core rail (VCCINT) within ±5 % tolerance and up to 8 separate VCCIO bank voltages for mixed-voltage I/O. Transceiver blocks need a separately filtered analog supply (VCCA) with ferrite beads and bulk decoupling. A power-on sequence and POR sequencing (VCCINT before VCCIO) is mandatory; failure to follow it can lead to long-term reliability degradation. Use a sequencer IC rather than RC delays to guarantee monotonic ramp.

Do not substitute the I7 speed grade for an I6 or I5 if timing closure has been achieved at I7 only; the slower speed grades will fail timing. Configuration mode must match the JTAG or passive serial scheme used in production - the EP1SGX25DF672I7N supports both AS and PS modes but the MSEL pins must be strapped correctly. When using the transceivers at 3.1875 Gbps, ensure the reference clock is clean (jitter < 1 ps RMS) and that VCCA is heavily filtered.

Compliance Information

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

Lead-free BGA confirmed per digchip listing. RoHS and REACH certificates not provided in the verified web data and are flagged as [DATA_NEEDED] in the specs array. AEC-Q100 is not applicable to FPGAs.

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 EP1SGX25DF672I7N EP1SGX25DF672I7 EP1SGX25DF672I6N EP1SGX25DF672I5N EP1SGX25DF672C7N EP1SGX25CF672I7N EP1SGX10DF672I6N Stratix GX FPGA Field-Programmable Gate Array Programmable Logic Device Configurable Logic Block Logic Elements FineLine BGA FBGA High-Speed Transceiver Clock Data Recovery PCI Express Gigabit Ethernet RapidIO SerialLite CMOS RoHS REACH BGA package 130 nm process Quartus II MSL industrial temperature grade
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