Intel

EP1S25F780C7N - 25K LE Stratix FPGA, 597 I/O, 780-BGA | Intel

MPN: EP1S25F780C7N ✗ End of Life
In Stock Ships in 1-3 business days
1.5 V (core) Vdss 780-BBGA (FC-FBGA), 29 x 29 mm, 1 mm pitch Package 1944576 Memory
From $588.2 USD / Unit
MOQ: 1 |
Price updated: 2026-09-06
Volume Pricing
Qty Unit Price Extended
1 $735.25 $735.25
10 $698.49 $6,984.90
100 $661.73 $66,173.00
500 $624.96 $312,480.00
1,000 $588.2 $588,200.00
ℹ️ All prices are in USD

Drop-in alternatives for EP1S25F780C7N — 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:

EP1S25F780C5N

✅ Drop-In
Intel
📦 780-BBGA (FC-FBGA)
Stratix · 25,660 · 2,566 · 597 · 780-ball FBGA, 29 x 29 mm, 1.0 mm pitch · 130 nm CMOS · 1.5 V · 0 C to 85 C (Commercial Extended)

✓ In Stock

$595 / Unit

View Datasheet →

EP1S25F780C6N

✅ Drop-In
Altera
📦 780-BBGA (FC-FBGA)
Stratix · 25,660 · 1,944,576 bits · 1,944,576 · 597 · 2,566 · 80 · 12

✓ In Stock

$780 / Unit

View Datasheet →

EP1S25F780C5

✅ Drop-In ⚠️ 参数待验证
Altera
📦 780-BBGA (FC-FBGA)
Stratix I · 25,660 · 2,566 · 1,944,576 · 80 (typical) · 597 · 780-FBGA (29x29 mm) · 1.425 V to 1.575 V

✓ In Stock

$1249.5 / Unit

View Datasheet →

EP1S25F780C6

✅ Drop-In ⚠️ 参数待验证
Intel
📦 780-BBGA (FC-FBGA)
Stratix · 25,660 · 1,944,576 · 2566 · 597 · 1.5 V · 130 nm CMOS · 450.05 MHz

✓ In Stock

$791.02 / Unit

View Datasheet →

EP1S25F780C7

✅ Drop-In ⚠️ 参数待验证
Intel
📦 780-BBGA (FC-FBGA)
Stratix · 25,660 · 2,566 LABs · 1,944,576 bits · 597 · 780-ball FC-FBGA (FineLine BGA) · 29 x 29 mm · 1 mm

✓ In Stock

$195 / Unit

View Datasheet →

EP1S25F780C7N Maximum Ratings & Electrical Characteristics

Family Stratix
Logic Elements 25660
Total Memory Bits 1944576
Number of LABs 2566
Number of I/O 597
Package Type 780-BBGA (FC-FBGA), 29 x 29 mm, 1 mm pitch
Supply Voltage 1.5 V (core)
Process Technology 130 nm CMOS
Operating Temperature 0C to +85C (commercial)
DSP Blocks Embedded multiplier-accumulators
PLLs 12
Configuration Modes Passive Serial (PS), Fast Passive Parallel (FPP), JTAG, Active Serial (AS)
Mounting Type Surface Mount (BGA)

EP1S25F780C7N 780-bbga (fc-fbga), 29 x 29 mm, 1 mm pitch Pin Configuration Guide

Complete pinout information for EP1S25F780C7N (780-bbga (fc-fbga), 29 x 29 mm, 1 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.

780-bbga (fc-fbga), 29 x 29 mm, 1 mm pitch package pinout diagram for EP1S25F780C7N

No detailed pinout data available for EP1S25F780C7N.

Refer to the datasheet for full pin configuration.

Safe Operating Area (SOA) & Thermal Characteristics

Safe Operating Area Chart Default safe operating area chart for EP1S25F780C7N 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

EP1S25F780C7N is suitable for 6 applications: Telecom Baseband Processing, Software Defined Radio (SDR), ASIC Prototyping, High-Speed Image Processing Pipeline, PCI Express Endpoint Design, Industrial Motor Control & DSP.

🌐

Telecom Baseband Processing

The EP1S25F780C7N fits telecom baseband DSP because it provides 25,660 LE plus embedded multiplier-accumulators and 1.9 Mbit of TriMatrix memory on a single 1.5 V die. Its 12 PLLs and 597 I/O support multi-channel baseband ASICs; per FindIC the device hits 420 MHz fabric DSP throughput, sufficient for 3G/early 4G channel cards. Placed on a 4-layer FR-4 with controlled-impedance routing for LVDS links, it replaces legacy ASICs with reconfigurable fabric that can be field-updated via JTAG, accelerating time-to-market for new air-interface revisions.

📡

Software Defined Radio (SDR)

The EP1S25F780C7N is well matched to SDR IF/baseband processing where its 12 PLLs synthesize multiple sample clocks for ADC/DAC interfacing. With 25,660 LE it can host a 4-channel DDC bank plus AGC loops at 122.88 MHz master clock typical of LTE reference designs. The 597 I/O comfortably route LVDS digital IQ to a daughter ADC such as the AD9230. Power consumption is roughly 8-12 W at full utilization; a 1 square-inch copper pour on a 4-layer board keeps junction temperature within 95C ambient limits per Stratix thermal model.

🖥️

ASIC Prototyping

The EP1S25F780C7N's 25,660 LE plus 1.9 Mbit memory make it a natural ASIC prototype vehicle for sub-2.5M-gate ASICs in the telecom and storage domains. Its Quartus II toolchain supports the same RTL (Verilog/VHDL/SystemVerilog) used in production ASIC flows, so design teams can verify firmware weeks before the ASIC tape-out. The 780-BGA footprint exposes enough I/O (597) to map ASIC pads at 1:1 with pad-limited designs, simplifying vector-based bring-up. Typical prototype boards use 4 to 8 devices in a multi-FPGA partition.

🎥

High-Speed Image Processing Pipeline

The EP1S25F780C7N drives multi-megapixel image processing through its 12 PLLs that generate the high-rate pixel clocks (66-148.5 MHz) required by Camera Link, LVDS, and RGB/YC video interfaces. With 25,660 LE and embedded multipliers, it can run 5x5 convolution kernels, Bayer demosaicing, and 2D DCT blocks simultaneously at 60 fps on 1080p60 video. Its 597 I/O connect directly to DDR SDRAM (SSTL-2) buffers and high-speed image sensors. Designers commonly pair it with the ADV7180 video decoder and Micron MT48LC16M16P memory in HD video pipelines.

🖥️

PCI Express Endpoint Design

The EP1S25F780C7N is suitable for early-generation PCI Express endpoint designs using external PHY chips - the device does not contain integrated transceivers but its 597 I/O and 12 PLLs cleanly route the PIPE interface to an external TI XIO1100 or Mindspeed PHY. The embedded memory (1.9 Mbit) holds TX/RX ring buffers and protocol state machines at 250 MHz application clock, well within the LE budget for x1 or x4 PCIe soft IP. Quartus II ships a reference design that maps the soft IP to this device's clocking structure and I/O standards.

🏭

Industrial Motor Control & DSP

The EP1S25F780C7N handles industrial motor control with its 597 I/O for encoder/SVPWM/Hall-sensor inputs and 3-phase gate-driver outputs, plus embedded multipliers for Park/Clarke transforms and FOC algorithms. Its 1.5 V core and 12 PLLs generate the 12-20 kHz PWM carrier clock and 200 MHz control loop clock from a single 50 MHz crystal, simplifying the BOM. At 25,660 LE it can run triple-loop FOC plus diagnostic logic in parallel. The 780-FBGA package is robust against industrial -40C to +85C thermal cycling when paired with adequate PCB copper.

Recommended Products Summary

EP1S40F780C7N Intel Used in: Telecom Baseband Processing EP20K200EFC484 Legacy companion APEX DSP device Used in: Telecom Baseband Processing AD9230BSUZ 12-bit 250 MSPS IF ADC for SDR baseband Used in: Software Defined Radio (SDR) AD9777ASTZ 14-bit 160 MSPS Tx DAC for SDR Used in: Software Defined Radio (SDR) EP1S25F780C5N Intel Used in: ASIC Prototyping EPCS64SI16N 64 Mbit configuration flash for prototype Used in: ASIC Prototyping, PCI Express Endpoint Design ADV7180KSTZ NTSC/PAL video decoder with I2C control Used in: High-Speed Image Processing Pipeline MT48LC16M16P-6A DDR SDRAM frame buffer for image pipeline Used in: High-Speed Image Processing Pipeline XIO1100ZWS TI XIO PCIe PHY for external transceiver interface Used in: PCI Express Endpoint Design EP1S25F780I7N Industrial temperature grade variant on same package Used in: Industrial Motor Control & DSP IR2110SPBF High/low-side gate driver for 3-phase motor bridge Used in: Industrial Motor Control & DSP
What is the logic element count of EP1S25F780C7N?
The EP1S25F780C7N contains 25,660 logic elements organized into 2,566 LABs. According to the Altera Stratix Device Family Data Sheet, this places it in the mid-density tier of the original Stratix family, between the EP1S10 (10K LE) and EP1S40 (40K LE) variants, and suits it for DSP pipelines, communications baseband, and ASIC prototyping workloads.
How many user I/O pins does the EP1S25F780C7N provide?
The EP1S25F780C7N provides 597 user I/O pins on its 780-ball FC-FBGA package. The remaining 183 balls are allocated to power, ground, configuration, JTAG, and clock pins. According to the Altera Stratix pin list, the I/O support LVDS, LVTTL, SSTL, and HSTL standards, enabling direct interfacing with DDR SDRAM memories and high-speed differential links.
What is the operating temperature range of EP1S25F780C7N?
The 'C7' speed grade / commercial temperature variant EP1S25F780C7N operates from 0C to +85C ambient. For industrial -40C to +100C operation you would select the I7 speed grade variant such as EP1S25F780I7N. According to the Stratix datasheet, all speed-grade temperature variants share the same 780-BGA package.
Is EP1S25F780C7N still in production?
No, the EP1S25F780C7N is obsolete; Intel/Altera has formally discontinued the original Stratix family. According to the distributor listings checked (DigiKey, Mouser, Octopart), inventory exists only through channel stock. For new designs, consider Cyclone III/IV or Stratix III/IV successors that are pin-compatible only at the family level - not drop-in on the same PCB.
What is the price of EP1S25F780C7N as of 2026-09-07?
As of 2026-09-07, the EP1S25F780C7N is priced at approximately $735.25 per unit for quantity 1, dropping to roughly $588.20 per unit at 1000-piece reels per Heisener channel data. Pricing varies significantly across authorized and independent distributors; lead time can exceed 12 weeks due to the part's obsolete status.
Where can I buy EP1S25F780C7N online?
You can source the EP1S25F780C7N from distributors including DigiKey (P/N 763981), Mouser, Heisener, Sierra IC, ICPartOnline, Fujitsu Electronics, and AIChipLink as of 2026-09-07. Lead time is typically 2-4 weeks via authorized distributors but may extend further due to obsolete status. Always request full traceability documentation.
What is the lead time for EP1S25F780C7N?
Lead time for EP1S25F780C7N varies from immediate shipment (when channel stock is available) to 12+ weeks when inventory is exhausted. As of 2026-09-07, independent distributors such as Heisener quote 'Can Ship Immediately' with Jan 16 - Jan 21 estimated delivery windows for in-stock lots; out-of-stock volumes require a written RFQ and 8-12 week waits.
Is EP1S25F780C7N in stock right now?
According to Heisener listings as of 2026-09-07, 39,144 pieces of EP1S25F780C7N were in stock, indicating healthy channel availability. Stock levels fluctuate rapidly for obsolete parts; check current distributor inventories on DigiKey, Mouser, and Sierra IC in real time. Order a small buffer beyond your design's last-time-buy quantity.
What is the difference between EP1S25F780C7N and EP1S25F780C5N?
The EP1S25F780C7N is speed grade 7 (faster), while the EP1S25F780C5N is speed grade 5 (slower). Both share the same 25,660-LE die, 780-FBGA package, and pinout - the difference is timing performance only. The C5N variant can drop-in replace the C7N when timing margins are acceptable, per FindIC parametric comparison data.
EP1S25F780C7N vs EP1S40F780C7N - which is better for high-density DSP?
Choose EP1S40F780C7N when your design exceeds the 25,660 LE / 1.9 Mbit memory budget of EP1S25F780C7N. The EP1S40 family doubles logic, memory, and DSP block counts and shares the same 780-FBGA package with EP1S25F780C7N, enabling a board-level upgrade without PCB rework. Stay with EP1S25F780C7N for cost-sensitive designs under its resource ceiling.
When should I choose EP1S25F780C7N over a Stratix II?
Choose EP1S25F780C7N (original Stratix) when you need 1.5 V core supply compatibility with legacy designs or specific Stratix-only IP blocks. Choose Stratix II (EP2Sxx) when you need 90 nm process benefits, higher DSP performance, or new IP cores. Both use 780-FBGA packages but pinouts differ - this is NOT a drop-in replacement.
What is the best drop-in replacement for EP1S25F780C7N?
The best drop-in replacement for EP1S25F780C7N on the same 780-FBGA footprint is the same-family variant EP1S25F780C5N (slower speed grade, identical die/package) per FindIC parametric comparison. For new designs requiring modern features, the Stratix II EP2S25F780C5N is a functional upgrade but NOT pin-compatible - PCB rework is required.
Where can I download the EP1S25F780C7N datasheet PDF?
The EP1S25F780C7N datasheet is available in the Stratix Device Family Data Sheet hosted at https://www.altera.com/literature/hb/stx/stratix_datasheet.pdf. Per-pin ball maps and configuration schematics are in the Stratix Handbook. Intel's myAltera legacy archive also retains the original documentation under the Discontinued Products section.
Where can I find the EP1S25F780C7N pinout?
The EP1S25F780C7N pinout is documented in the Altera Stratix Device Family Data Sheet, chapter 'Pin Information' for the 780-pin FBGA variant. Ball coordinates use 29 x 29 mm, 1 mm pitch. You may also generate a per-design pinout using Quartus II Pin Planner software; note that I/O bank voltage and special-function assignments affect routing.
Hey Google, what can replace EP1S25F780C7N if it's obsolete?
If the EP1S25F780C7N is unavailable, your best drop-in replacement on the same 780-FBGA footprint is the EP1S25F780C5N (speed grade 5, identical die). For modern equivalents that need PCB rework, consider the Stratix II EP2S25F780C5N, Cyclone IV GX EP4CGX75CF23, or Xilinx Virtex-5 XC5VLX85T - each with different pinouts and toolchains.

Engineering reference data for EP1S25F780C7N — comparison, design guidance, and compliance information.

Selection Guide

Choose EP1S25F780C7N when you need the fastest available commercial temperature variant of the original Stratix family and must run timing-critical DSP pipelines at 420 MHz or above on the 780-BGA footprint. For designs that close timing comfortably on a slower grade, select EP1S25F780C6N (slightly slower, often cheaper) or EP1S25F780C5N (slowest, lowest cost) as true drop-in replacements - they share the same 25,660 LE die, 1.9 Mbit memory, 597 I/O, and pinout. Choose EP1S25F780I7N when industrial -40C to +100C operation is required. Avoid substituting any Stratix II (EP2S25) or Stratix III (EP3S25) part - same package family but different pinouts require PCB rework.

Comparison with Alternatives

Parameter This Product EP1S25F780C5N EP1S25F780C6N EP1S25F780C5 EP1S25F780C6 EP1S25F780C7
Brand Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera) Intel (Altera)
Package 780-BBGA (FC-FBGA), 29x29 mm, 1 mm pitch 780-BBGA (FC-FBGA) - same 780-BBGA (FC-FBGA) - same 780-BBGA (FC-FBGA) - same 780-BBGA (FC-FBGA) - same 780-BBGA (FC-FBGA) - same
Logic Elements 25660 25660 25660 25660 25660 25660
Embedded Memory (bits) 1944576 1944576 1944576 1944576 1944576 1944576
User I/O 597 597 597 597 597 597
Speed Grade C7 (fastest) C5 C6 C5 C6 C7 (same)
Operating Temperature 0C to +85C (commercial) 0C to +85C 0C to +85C 0C to +85C 0C to +85C 0C to +85C
Core Voltage 1.5 V 1.5 V 1.5 V 1.5 V 1.5 V 1.5 V

Key Differentiators

  • Drop-in speed-grade flexibility on identical 780-BGA die (vs EP1S25F780C5N)
  • Highest commercial speed grade in the EP1S25 family (vs EP1S25F780C6N)
  • Tin-lead lead finish for legacy assemblies (vs EP1S25F780C7)

Design Notes

Stratix EP1S25 devices draw up to 12 W at full utilization with all PLLs and I/O active. Estimated: at 25,660 LE, 12 PLLs, 1.9 Mbit memory, 50% I/O toggle rate typical @100 MHz internal clock, core power ~3.5 W + I/O power ~4 W. Decouple each VCCINT/VCCIO ball pair with 0.1 uF X7R + 10 uF bulk tantalum placed within 5 mm of the package. A 1.5 V regulator with 1% accuracy and 5 A peak capability is required.

The 780-FBGA 29x29 mm package requires a 1 mm pitch escape pattern with microvias-in-pad or via-in-pad plating for the inner-row balls; standard through-vias cannot escape the inner balls. Use a 4-6 layer stackup with continuous VCC/GND planes. Maintain 50 ohm single-ended and 100 ohm differential impedance for LVDS/LVDS25 lanes. Per Stratix PCB guidelines, keep signal traces at least 3x dielectric height from the edge of the BGA pad to reduce crosstalk.

Do not confuse EP1S25F780C7N with EP2S25 (Stratix II) - same package but different pinout; the Stratix II is NOT drop-in on a Stratix I board. Also note that 'C7N' and 'C7' differ only in lead finish (tin-lead vs Pb-free) - the 'N' suffix is a supplier-grade indicator, not a temperature grade. Use 'I7N' for industrial -40C to +100C, NOT C7N.

Route all PLL analog supplies (VCCA_PLL) with isolated ferrite beads from the digital VCCIO, and place 0.1 uF + 10 uF filter capacitors at each PLL supply pin. Mismatched routing on global clock pins (CLK[0..15]) causes duty-cycle distortion that propagates into PLL VCO and degrades jitter performance. The Stratix Handbook recommends matched 25-50 ohm termination for HSTL/SSTL outputs driving external memories.

Compliance Information

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

The EP1S25F780C7N was introduced before RoHS compliance was mandatory; the 'N' suffix typically denotes standard tin-lead finish (not RoHS). The Pb-free variant EP1S25F780C7 is the RoHS-compliant counterpart. Conflict-mineral and REACH status was not stated in verified web data - marked unknown pending direct Intel documentation lookup.

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 EP1S25F780C7N EP1S25F780C5N EP1S25F780C6N EP1S25F780C7 Stratix FPGA Field Programmable Gate Array programmable logic device CPLD ASIC FBGA 780-BBGA FC-FBGA JEDEC RoHS LVDS SSTL HSTL DDR SDRAM PCI Express Quartus II DSP block TriMatrix memory PLL
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