EP1S20B672C7N - Stratix FPGA, 18,460 LEs, 672-BGA | Intel
MPN: EP1S20B672C7N ✗ پایان تولیدEP1S20B672C7N نمای کلی
What is an FPGA? A Field-Programmable Gate Array (FPGA) is a semiconductor IC containing configurable logic blocks (CLBs/LABs), programmable interconnect, and dedicated hard IP such as block RAM, DSP blocks, PLLs, and transceivers. FPGAs sit in the programmable logic tier of the digital hierarchy, between fixed-function ASICs and software-driven processors, and are valued for parallel computation, deterministic latency, and in-field reconfigurability.
Key features of the EP1S20B672C7N include 1,669,248 RAM bits distributed across TriMatrix memory blocks (true dual-port RAM up to 512 Kbits per block), dedicated DSP blocks for high-speed multiply-accumulate operations, and up to 12 embedded PLLs per device for clock synthesis. The device supports 426 user I/Os across multiple I/O banks with selectable LVDS, LVCMOS, SSTL, and HSTL standards, and offers dedicated 1.5 V core supply operation.
Architecturally, the Stratix family introduced the LUT-based logic element, the TriMatrix hierarchical memory architecture, and embedded DSP blocks with hardware multipliers - innovations that defined subsequent Cyclone and Arria lines. The C7N speed/temperature grade indicates a -40 °C to 85 °C commercial-extended operating range with a -7 speed bin, balancing timing margin against density.
Typical applications include ASIC prototyping, software-defined radio, digital video and image processing, telecom line-card packet processing, and high-speed serial interface bridging. Engineers also deploy EP1S20B672C7N in industrial motion control and military/aerospace systems where MIL-STD-810 qualification of equivalent Stratix variants is desirable.
When designing with this part, ensure robust thermal management for the 35 × 35 mm BGA - theta-JA values for large BGA packages typically require forced airflow or large ground-plane copper pours to stay within the 0 °C to 85 °C junction range. Power sequencing of the 1.5 V core, auxiliary supplies, and I/O bank VCCIO rails must follow the Stratix handbook reference to avoid in-rush latch-up.
This page synthesizes distributor pricing, drop-in alternative sourcing, and PCB-layout guidance beyond what the manufacturer datasheet alone provides.
جایگزین‌های drop-in برای EP1S20B672C7N — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای EP1S20B672C7N (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Operating Temperature, Package, Speed Grade, Configuration Method, Family.
EP1S25F672C7N
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1S25B672C7N
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1S20F672C7N
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1S20B672C6N
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1S10B672C7N
✅ جایگزین مستقیم ⚠️ مشخصات تأییدنشدهبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1S20B672C7N حداکثر مقادیر مجاز و مشخصات الکتریکی
| Series | Stratix |
| Family | Stratix (original) |
| Process Technology | 0.13 µm CMOS |
| Logic Elements (LEs) | 18,460 |
| LABs / CLBs | 1,846 |
| Embedded Memory Bits | 1,669,248 bits |
| Maximum User I/O | 426 |
| Number of Pins / Balls | 672 |
| Package Type | 672-BBGA (Fine-pitch BGA, 35 × 35 mm, 1.27 mm pitch) |
| Supply Voltage (Core, VCCINT) | 1.5 V |
| دمای کاری | 0 °C to 85 °C (Commercial Extended) |
| Speed Grade | -7 |
| نوع نصب | Surface Mount (BGA) |
| سطح MSL | 3 (per JEDEC J-STD-020) |
| Logic Family | CMOS |
راهنمای پیکربندی پین EP1S20B672C7N 672-bbga (fine-pitch bga, 35 × 35 mm, 1.27 mm pitch)
پیکربندی پین برای EP1S20B672C7N (پکیج 672-bbga (fine-pitch bga, 35 × 35 mm, 1.27 mm pitch)). این IC دیجیتال شامل GPIO، رابط‌های ارتباطی (UART، SPI، I2C) و پین‌های تغذیه است. برای عملکردهای جایگزین پین و گزینه‌های پیکربندی به دیتاشیت سازنده مراجعه کنید. ضروری برای طراحی سیستم‌های نهفته و چیدمان PCB.
داده پین‌آوت تفصیلی موجود نیست برای EP1S20B672C7N.
به دیتاشیت برای پیکربندی کامل پین‌ها.
کاربردهای معمول
EP1S20B672C7N مناسب است برای 6 کاربردs: ASIC Prototyping & Emulation, Software-Defined Radio Baseband, Telecom Line-Card Packet Processing, Digital Video & Image Processing, Industrial Motion Control & Robotics, High-Speed Serial Interface Bridging.
ASIC Prototyping & Emulation
The EP1S20B672C7N's 18,460 logic elements, 1,669,248 bits of TriMatrix block RAM, and 426 user I/O pins make it a capable platform for ASIC prototyping and pre-silicon validation. Engineers map RTL onto the Stratix LUT fabric, the on-chip memory models FIFOs and register files, and the 426 I/Os partition the design across multiple packages for multi-FPGA emulation. Compared to ASIC tapeout, the FPGA prototype reduces verification cost by orders of magnitude while preserving near-ASIC timing behavior at the -7 speed grade.
پیشنهادی
Software-Defined Radio Baseband
The EP1S20B672C7N integrates dedicated DSP blocks with hardware multipliers that accelerate the multiply-accumulate operations central to SDR baseband processing. The 426 user I/Os include LVDS pairs for ADC/DAC sample interfaces, while 1.67 Mbits of block RAM buffers IQ samples between the RF front-end and demodulation logic. With parallel DSP throughput the device handles moderate-bandwidth waveforms, though newer Cyclone V or Arria 10 FPGAs with integrated transceivers are preferred for wideband designs.
پیشنهادی
Telecom Line-Card Packet Processing
The EP1S20B672C7N was widely deployed in telecom line cards for packet classification, queuing, and forwarding at wire speed. Its 1.67 Mbits of on-chip memory store route lookup tables, the 426 I/Os connect to network processors and switch fabrics via UTOPIA/SPI-4.2, and the deterministic LUT-based fabric gives predictable latency critical for QoS scheduling. The 672-BGA package exposes enough I/O bandwidth to drive multiple Gigabit Ethernet ports in parallel.
پیشنهادی
Digital Video & Image Processing
The EP1S20B672C7N's parallel LUT fabric and embedded DSP blocks accelerate real-time video processing pipelines such as motion estimation, deinterlacing, and color-space conversion. The 1,669,248 bits of block RAM store multiple video frames as line buffers, while the 426 user I/Os accept parallel DVI/HDMI pixel streams and drive DDR memory controllers. Compared to a CPU/GPU, the FPGA's deterministic per-pixel latency avoids jitter in broadcast workflows.
پیشنهادی
Industrial Motion Control & Robotics
The EP1S20B672C7N executes multi-axis PID control loops, trajectory generation, and EtherCAT / SERCOS interface logic on a single chip. Its 426 I/Os accept quadrature encoder feedback and drive PWM outputs, the DSP blocks accelerate Park/Clarke transforms for field-oriented motor control, and the deterministic LUT fabric guarantees sub-microsecond loop time at the -7 speed grade. The commercial-extended temperature range (0 °C to 85 °C) suits most factory-floor enclosures.
پیشنهادی
High-Speed Serial Interface Bridging
The EP1S20B672C7N bridges between legacy parallel buses (PCI, UTOPIA, SPI-4.2) and modern high-speed serial links by running soft PHYs in the LUT fabric. The 1.67 Mbits of block RAM stage packets between clock domains, and the 426 user I/Os expose enough LVDS pairs to drive multiple multi-gigabit transceivers via external PHY devices. Although the Stratix I lacks native transceivers, the LUT/IO count makes it a viable bridge for protocol conversion at moderate data rates.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای EP1S20B672C7N — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | EP1S25F672C7N | EP1S25B672C7N | EP1S20F672C7N | EP1S20B672C6N | EP1S10B672C7N |
|---|---|---|---|---|---|---|
| Brand | Intel (formerly Altera) | Intel | Intel | Intel | Intel | Intel |
| Package | 672-BBGA (35 × 35 mm, 1.27 mm pitch) | 672-BBGA (same) | 672-BBGA (same) | 672-BBGA (same) | 672-BBGA (same) | 672-BBGA (same) |
| Logic Elements | 18,460 | 25,660 (+39 %) | 25,660 (+39 %) | 18,460 (same die) | 18,460 (same) | 10,570 (-43 %) |
| Embedded Memory (bits) | 1,669,248 | 1,944,576 (+16 %) | 1,944,576 (+16 %) | 1,669,248 (same) | 1,669,248 (same) | 920,448 (-45 %) |
| Maximum User I/O | 426 | 426 (same) | 426 (same) | 426 (same) | 426 (same) | 346 (-19 %) |
| Speed Grade | -7 | -7 (same) | -7 (same) | -7 (same) | -6 (slower) | -7 (same) |
| Operating Temperature | 0 °C to 85 °C (commercial extended) | 0 °C to 85 °C (same) | 0 °C to 85 °C (same) | 0 °C to 85 °C (same) | 0 °C to 85 °C (same) | 0 °C to 85 °C (same) |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
تفاوت‌های کلیدی
- Higher logic density at same package (در مقابلEP1S10B672C7N)
- Drop-in density upgrade available (در مقابلEP1S25F672C7N)
- Lead-free variant exists in same package (در مقابلEP1S20F672C7N)
یادداشت‌های طراحی
The 672-BGA package measures 35 × 35 mm and typically exhibits theta-JA around 15-20 °C/W with forced airflow. Estimated: at 1.5 V core and 1.2 A core current (≈1.8 W core power) plus I/O bank dissipation, total device power can reach 4-7 W for typical designs. Add a heatsink or thermal pad for sustained high ambient temperatures.
Route 1.5 V core (VCCINT), PLL analog (VCCA_PLL), and I/O bank VCCIO supplies in separate power planes with star-ground returns. Use a 4-layer PCB at minimum with continuous power/ground planes directly beneath the BGA escape region. The 1.27 mm ball pitch requires laser-drilled or 4-mil mechanical micro-vias for inner-row escape to internal layers.
Stratix I requires a specific power-on sequence (VCCINT first, then VCCA_PLL, then VCCIO) - failure to follow this can trigger in-rush latch-up. Configure unused I/O pins as tri-stated inputs with weak pull-up in the Quartus II fitter settings. Configuration via passive serial (PS) mode requires a valid configuration clock on DCLK before CONF_DONE goes high.
The 672-BGA escape pattern uses dog-bone fanout to BGA pads on the top layer with micro-via transition to internal routing layers. Match-length tuning is required for LVDS pairs, SSTL memories, and clock-distribution nets to meet Stratix I timing closure at the -7 speed grade. Use the Quartus II TimeQuest timing analyzer with Synopsys Design Constraints (.sdc) files.
اطلاعات انطباق
RoHS and lead-free status not explicitly stated in verified web data; the B (SnPb ball) suffix suggests a non-RoHS component, while F variants are lead-free. AEC-Q100 is not applicable for FPGAs. Always request manufacturer documentation for compliance verification on obsolete parts.
