Altera

EP1SGX25FF800I5N - Stratix GX FPGA 25K LE | Intel / Altera

MPN: EP1SGX25FF800I5N ✗ End of Life
In Stock Ships in 1-3 business days
[DATA_NEEDED: VCCINT/VCCIO levels] Vdss 800-pin FineLine BGA (FBGA) Package 4 to 20 Speed 1,922,048 Memory
From $128.4 USD / Unit
MOQ: 1 |
Price updated: 2026-09-07
Volume Pricing
Qty Unit Price Extended
1 $185 $185.00
10 $168.5 $1,685.00
100 $152 $15,200.00
500 $139.75 $69,875.00
1,000 $128.4 $128,400.00
ℹ️ All prices are in USD

Drop-in alternatives for EP1SGX25FF800I5N — 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:

EP1SGX25FF800C5N

✅ Drop-In
Altera
📦 FBGA-800
Stratix GX · 25,660 · 2,243 Kbits · 10 (16x16 multipliers) · 160 (18x18 equivalent via DSP blocks) · 4 full-duplex · 3.1875 Gbps · 426

✓ In Stock

$1175 / Unit

View Datasheet →

EP1SGX25FF800I6N

✅ Drop-In ⚠️ 参数待验证
📦 FBGA-800
same 800 FBGA package, -6 (faster) speed grade vs -5, industrial temperature

📋 Reference alternative (not in catalog)

EP1SGX25FF800I7N

✅ Drop-In ⚠️ 参数待验证
📦 FBGA-800
same 800 FBGA package, -7 (fastest) speed grade vs -5, industrial temperature

📋 Reference alternative (not in catalog)

EP1SGX25DF800I5N

✅ Drop-In ⚠️ 参数待验证
📦 FBGA-800
same die/package but enhanced (DF) silicon revision; pin-to-pin compatible in 800 FBGA, may include hardware errata fixes

📋 Reference alternative (not in catalog)

EP1SGX25DF800C5N

✅ Drop-In ⚠️ 参数待验证
Intel
📦 FBGA-800
Stratix GX · 25,660 (typical) · 8 (full-duplex) · 3.1875 Gbps per channel · 130 nm · 1.5 V typical · FBGA-800 (FineLine BGA, 31x31 mm) · C5 (commercial)

✓ In Stock

$158 / Unit

View Datasheet →

EP1SGX25DF800I6N

✅ Drop-In ⚠️ 参数待验证
Intel
📦 FBGA-800
Stratix GX · [DATA_NEEDED: logic element count] · 4 to 20 channels · 3.1875 Gbps per channel · Embedded clock-data recovery and SERDES · TriMatrix memory, up to 2 Mbits · Up to 22 DSP blocks · PCI Express PHY, external memory interfaces (DDR, DDR-II, QDR-II, RLDRAM-II)

✓ In Stock

$1450 / Unit

View Datasheet →

EP1SGX25FF800I5N Maximum Ratings & Electrical Characteristics

Family Stratix GX
Logic Elements 25,660
Embedded Memory (Bits) 1,922,048
High-Speed Transceiver Channels 4 to 20
Transceiver Data Rate (max) 3.1875 Gbps
DSP Blocks Yes (multipliers)
Package 800-pin FineLine BGA (FBGA)
Operating Temperature Range -40C to +100C (Industrial)
Speed Grade -5
Process Technology 130 nm CMOS
Configuration Method JTAG / Passive Serial

EP1SGX25FF800I5N 800-pin fineline bga (fbga) Pin Configuration Guide

Complete pinout information for EP1SGX25FF800I5N (800-pin fineline bga (fbga) 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.

800-pin fineline bga (fbga) package pinout diagram for EP1SGX25FF800I5N

No detailed pinout data available for EP1SGX25FF800I5N.

Refer to the datasheet for full pin configuration.

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for EP1SGX25FF800I5N 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

EP1SGX25FF800I5N is suitable for 6 applications: Multi-Gigabit Serial Protocol Bridge, Storage Area Network (SAN) Adapter, Wireless Baseband Signal Processing, ASIC Prototype and Emulation Platform, Test & Measurement Instrumentation, Industrial Imaging and Video Processing.

🌐

Multi-Gigabit Serial Protocol Bridge

The EP1SGX25FF800I5N integrates 4 to 20 CDR/SERDES channels operating up to 3.1875 Gbps alongside programmable logic, making it ideal for protocol bridging between custom ASIC interfaces and standards-based backplanes. Placed between a host ASIC and a RapidIO or XAUI backplane, it absorbs protocol mismatches and rate-conversion in hardware. The 25K LE fabric handles packet buffering, flow control, and link-layer state machines; unlike pure ASSP PHY chips it allows in-field customization of bridging logic. The -5 speed grade provides comfortable timing margin for typical bridging workloads.

🖥️

Storage Area Network (SAN) Adapter

SAN adapters require multiple 1x/4x Fibre Channel or Serial ATA ports with hardware-accelerated frame processing. The EP1SGX25FF800I5N supports these serial protocols through built-in transceivers and provides the logic fabric for SCSI/FCP frame assembly, DMA engines, and command queuing. Its TriMatrix memory architecture supplies the deep FIFOs required for cut-through switching, while DSP blocks accelerate CRC computation. Industrial temperature rating allows deployment in entry-level enterprise storage appliances.

📡

Wireless Baseband Signal Processing

Wireless baseband designs combine multi-gigabit antenna interfaces with DSP-intensive modulation and channel decoding. The EP1SGX25FF800I5N's transceiver channels digitize antenna data directly, while its DSP blocks accelerate FFT, Viterbi, and turbo decoding in real time. The 130 nm process offers favorable dynamic power at baseband clock rates, and the industrial temperature grade suits outdoor base-station hardware. Designers can implement multiple antenna chains in a single device, reducing board area versus discrete PHY-plus-DSP solutions.

🔬

ASIC Prototype and Emulation Platform

Before committing an ASIC design to fabrication, engineers prototype and validate logic on FPGAs. The EP1SGX25FF800I5N offers ~25K logic elements plus transceivers, sufficient to emulate mid-complexity ASICs and validate high-speed serial interfaces in parallel. Industrial temperature rating allows thermal-stress verification, and Quartus II provides synthesis parity with ASIC flows. Compared to ASIC NRE, FPGAs enable rapid iteration; compared to smaller FPGAs, this device fits larger subsystems on a single chip.

🧪

Test & Measurement Instrumentation

Test instruments require multiple high-speed serial lanes for protocol analyzers, BERT (bit-error-rate tester) front ends, and oscilloscope digitizer aggregation. The EP1SGX25FF800I5N supports up to 20 multi-gigabit channels plus logic for pattern generation, error counting, and time-stamping. The industrial temperature grade enables portable field-test equipment. Built-in CDR simplifies receiver design, removing external PHY components and reducing total BOM cost and PCB complexity in high-channel-count testers.

🎥

Industrial Imaging and Video Processing

High-speed camera links (CoaXPress, Camera Link HS, proprietary serial LVDS) require multi-gigabit receivers paired with image-processing pipelines. The EP1SGX25FF800I5N accepts multiple high-speed serial camera streams and applies real-time filtering, color correction, and compression in the programmable logic. The -5 speed grade comfortably meets typical pixel-clock budgets, and the industrial temperature range supports factory-floor deployments. DSP blocks accelerate convolution kernels, while on-chip memory buffers line scans before downstream processing.

What is the EP1SGX25FF800I5N?
The EP1SGX25FF800I5N is a member of the Intel (formerly Altera) Stratix GX FPGA family with approximately 25,660 logic elements and 4 to 20 high-speed serial transceiver channels up to 3.1875 Gbps, housed in an 800-pin FineLine BGA package. According to the Stratix GX FPGA Family Data Sheet, it integrates CDR/SERDES with a programmable logic fabric on a 130 nm CMOS process.
How many high-speed transceiver channels does the EP1SGX25FF800I5N have?
The Stratix GX family supports 4 to 20 transceiver channels per device depending on the specific part number. According to the Stratix GX FPGA Family Data Sheet, each channel incorporates clock data recovery (CDR) and embedded SERDES at data rates up to 3.1875 Gbps. Confirm the exact channel count for the EP1SGX25 variant in the device handbook.
What software is required to program the EP1SGX25FF800I5N?
The EP1SGX25FF800I5N is programmed using Altera Quartus II design software, which performs synthesis, place-and-route, timing analysis, and generates programming files. According to Altera documentation, configuration is loaded through JTAG or passive serial modes supported by all Stratix GX devices.
What protocols are supported by the Stratix GX transceivers?
Stratix GX transceivers support PCI Express, RapidIO, SerialLite II, XAUI, and other multi-gigabit serial protocols up to 3.1875 Gbps. According to the Stratix GX FPGA Family Data Sheet, the built-in CDR, SERDES, and on-chip termination simplify PHY implementation for these standards.
What package does the EP1SGX25FF800I5N use?
The EP1SGX25FF800I5N is housed in an 800-ball FineLine BGA (FBGA) package as indicated by the FF800 designator in the part number. According to Altera ordering nomenclature, the package code 'FF' denotes the FineLine BGA form factor used across the Stratix GX family.
Where can I buy the EP1SGX25FF800I5N online?
The EP1SGX25FF800I5N is available through authorized distributors stocking legacy Intel/Altera Stratix GX inventory, including Vemeko, FPGAkey, and similar specialty FPGA distributors. As of 2026-09-07, distributor listings indicate limited stock, so request a quote to confirm current price and lead time.
What is the price of the EP1SGX25FF800I5N?
Pricing for the EP1SGX25FF800I5N varies by quantity and current distributor inventory. As of 2026-09-07, single-unit pricing on specialty FPGA distributors is approximately USD 185, with quantity discounts bringing 1000-piece pricing near USD 128.40. Request a formal quote for production volumes.
What is the lead time for the EP1SGX25FF800I5N?
Lead time for the EP1SGX25FF800I5N depends on distributor stock and reel availability. As of 2026-09-07, legacy Altera FPGA parts typically ship within 4 to 8 weeks when sourced from specialty distributors. Confirm the exact lead time with the supplier before placing a production order.
Is the EP1SGX25FF800I5N in stock?
Stock levels for the EP1SGX25FF800I5N fluctuate because it is a mature part nearing end-of-life. As of 2026-09-07, several specialty FPGA distributors list the part, but quantities are limited. Contact distributors directly to verify current availability and reserve inventory.
EP1SGX25FF800I5N vs EP1SGX25FF1020I5N - which is better for high-density designs?
The EP1SGX25FF800I5N uses the 800-ball FineLine BGA package, while the EP1SGX25FF1020I5N uses the larger 1020-ball FineLine BGA package offering higher I/O count. For designs that fit within 800-ball I/O limits, the FF800 variant is more cost-effective; choose FF1020 when additional user I/O or transceiver pins are required.
What is the difference between EP1SGX25FF800I5N and EP1SGX25CF780I6?
Both belong to the Stratix GX family with similar logic capacity, but they differ in package (800 FBGA vs 780 FBGA), transceiver configuration, and speed grade. The CF780 variant is speed grade -6 versus -5, and may have a different I/O pinout. Confirm both pinout compatibility and speed grade before considering one as a substitute.
When should I choose the EP1SGX25FF800I5N over the EP1S25F780C5?
Choose the EP1SGX25FF800I5N when your design requires integrated multi-gigabit serial transceivers (SERDES/CDR up to 3.1875 Gbps). Choose the EP1S25F780C5 (Stratix, non-GX) when transceivers are not needed and you want lower cost. Both share the 130 nm process and similar logic density but the GX family adds hardened PHY blocks.
What is the best drop-in replacement for the EP1SGX25FF800I5N?
There is no fully pin-compatible drop-in replacement for the EP1SGX25FF800I5N from a different manufacturer because of the proprietary transceiver hard IP. Within the Stratix GX family, the EP1SGX25FF800C5N is the commercial-temperature, same-speed-grade variant with the same 800-ball FBGA footprint. For modern designs, migrate to Stratix IV GX or Cyclone IV GX for new production.
Where to download the EP1SGX25FF800I5N datasheet PDF?
The official EP1SGX25FF800I5N datasheet is part of the Stratix GX FPGA Family Data Sheet, available from the DigiKey media server and Altera documentation archive. The direct PDF link is https://media.digikey.com/pdf/Data%20Sheets/Altera%20PDFs/Stratix%20GX%20FPGA%20Family%20Data%20Sheet.pdf. Always use the device-specific pinout addendum together with the family datasheet.
Where to find the EP1SGX25FF800I5N pinout?
The EP1SGX25FF800I5N pinout is published in the Stratix GX device handbook chapter covering the FF800 package variant. According to Altera documentation, pin assignments include transceiver channels, user I/O banks, configuration pins, power/ground, and JTAG signals. Download the FF800 pinout file from the Altera documentation library.

Engineering reference data for EP1SGX25FF800I5N — comparison, design guidance, and compliance information.

Selection Guide

Choose EP1SGX25FF800I5N when your design needs 4 to 20 multi-gigabit transceiver channels at up to 3.1875 Gbps combined with ~25K logic elements, and must operate across the industrial temperature range (-40C to +100C). Choose the FF800C5N variant if your design is limited to commercial temperatures and you need the lower unit cost. Choose the FF800I6N or FF800I7N variants when you need faster timing closure (speed grade -6 or -7). Choose the DF800 (enhanced silicon) variants when an errata fix is required for your specific design. For new production, evaluate migration to Stratix IV GX or Cyclone IV GX for better lifecycle availability. The -5 speed grade offers comfortable timing margin for typical protocol-bridging and serial-aggregation workloads.

Comparison with Alternatives

Parameter This Product EP1SGX25FF800C5N EP1SGX25FF800I6N EP1SGX25DF800I5N
Brand Altera Corporation (Intel) Altera Corporation Altera Corporation Altera Corporation
Package FBGA-800 FBGA-800 - same FBGA-800 - same FBGA-800 - same
Speed Grade -5 -5 -6 -5
Operating Temperature Industrial (-40C to +100C) Commercial (0C to +85C) Industrial (-40C to +100C) Industrial (-40C to +100C)
Silicon Revision Base (FF) Base (FF) Base (FF) Enhanced (DF)
Logic Elements ~25,660 ~25,660 ~25,660 ~25,660
Transceiver Channels (max) 20 20 20 20
Transceiver Data Rate (max) 3.1875 Gbps 3.1875 Gbps 3.1875 Gbps 3.1875 Gbps
Lifecycle Status NRND (mature) NRND NRND NRND

Key Differentiators

  • Industrial temperature range (vs EP1SGX25FF800C5N)
  • Multi-gigabit transceivers with hardened CDR (vs EP1S25F780C5 (non-GX Stratix))
  • Same package as later silicon revisions (vs EP1SGX25DF800I5N)

Design Notes

Stratix GX FPGAs have separate supply rails for core (VCCINT), I/O banks (VCCIO), transceiver PLLs (VCCA), and transceiver analog (VCCR/VCCT). Decouple each rail with 0.1 uF ceramic capacitors placed within 100 mils of the respective power pins. Bulk decoupling of 100 uF to 470 uF per rail is recommended. Estimated: a fully utilized EP1SGX25 with 16 active transceiver channels at 3.1875 Gbps draws approximately 2.5 to 3.5 W from VCCINT and an additional 1 to 1.5 W from each VCCR/VCCT rail.

The 800-ball FineLine BGA package relies primarily on the PCB for heat dissipation; thermal vias under the central BGA balls are essential. Estimated: with the thermal resistance of approximately 6 to 8 C/W for a properly designed 12-layer board with thermal vias, the junction temperature rises about 25 to 30 C above ambient at 4 W total dissipation. Industrial-temperature parts require the junction to stay below 100 C, so verify with a thermal simulation before sealing the enclosure.

Place transceiver channels adjacent to package edges to minimize routing to external connectors. Use 100-ohm differential impedance for SERDES traces, with intra-pair skew below 5 mils. Reference transceiver pinout tables from the Stratix GX device handbook for FF800 ball assignments. Add a reference ground plane under all serial traces and avoid routing signals across plane splits to maintain signal integrity at multi-gigabit speeds.

Do not assume any Stratix GX part is fully pin-compatible with another just because the package matches - speed grade, temperature grade, and silicon revision (FF vs DF) all affect operation. Verify the Quartus II device selection and pin assignments before tape-out. Configuration mode (JTAG vs passive serial) requires correct MSEL pin strap; leaving MSEL floating may cause configuration failures.

Compliance Information

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

Compliance values not confirmed in provided data; consult Altera/Intel product documentation for full environmental compliance details.

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

Related Searches

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Related Components & Terms

Altera Corporation Intel EP1SGX25FF800I5N Stratix GX FPGA Field-Programmable Gate Array SERDES CDR clock data recovery XAUI RapidIO PCI Express SerialLite II FineLine BGA FBGA-800 Quartus II JTAG TriMatrix memory DSP blocks industrial temperature grade AEC-Q100 RoHS REACH
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