EP1C20F324I7 - Cyclone FPGA, 20K LE, 324-FBGA, Industrial | Intel
MPN: EP1C20F324I7 ✓ فعالEP1C20F324I7 نمای کلی
What is an FPGA? A Field Programmable Gate Array is a semiconductor device containing an array of configurable logic blocks (CLBs/LABs) connected by programmable interconnect and surrounded by programmable I/O cells. FPGAs sit in the broader taxonomy of programmable logic devices (PLD) > complex programmable logic device (CPLD) > FPGA > Cyclone series > Cyclone I family. Compared to ASICs, FPGAs offer rapid prototyping, in-field reprogrammability, and lower NRE cost, while trading off absolute performance-per-watt and unit cost at high volumes.
Key features include 20,060 logic elements, four phase-locked loops (PLLs) for clock management, embedded multiplier blocks (3x3, 4x4) supporting DSP functions, 36 M4K RAM blocks (4 Kbit each = 144 Kbit of block RAM plus 64 Kbit of distributed RAM-like memory), and dedicated external memory interfaces. Configuration is supported via active serial (AS), passive serial (PS), and JTAG modes. The 1.5 V core with 3.3 V, 2.5 V, and 1.8 V I/O standards (LVTTL, LVCMOS, SSTL, LVDS) provides flexible system integration.
The Cyclone architecture separates logic, routing, and I/O into distinct hierarchical layers, with each LAB containing ten Logic Elements. Each LE includes a 4-input LUT, a programmable register, a carry chain for arithmetic, and a register chain. Internal SRAM configuration cells load at power-up from an external EPCS serial configuration device, allowing instant design changes via JTAG or serial download cables. The device supports single-event-upset-immune configuration memory via soft-error detection CRC.
Typical applications include digital signal processing front-ends, video and image processing pipelines, industrial control and motor drive glue logic, communications protocol bridging (UART/SPI/I2C/Ethernet MAC), and consumer electronics requiring custom I/O expansion. The wide I/O count (233) makes it well-suited for legacy parallel bus aggregation and bridge functions.
When designing with the EP1C20F324I7, ensure proper decoupling of all core and I/O rails (100 nF at every power pin plus bulk 10-100 uF), follow Altera's recommended PCB layout for FBGA escape routing (microvia or via-in-pad), and provision a configuration memory interface (EPCS4 or larger). Designers should budget for in-system programming via JTAG to enable field updates.
This page synthesizes distributor pricing, exact-same-family FPGA drop-in alternatives, and practical design notes not found on a single datasheet page, giving procurement and FPGA engineers a single decision-ready reference.
جایگزین‌های drop-in برای EP1C20F324I7 — 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 EP1C20F324I7 (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Operating Temperature, Package, Process Technology, Speed Grade, Total RAM Bits.
EP1C20F324I7N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1C20F324C8N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1C20F324C6N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1C20F324I8
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
EP1C20F324C7N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1C12F324I7
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1C12F324I7N
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←EP1C20F324I7 حداکثر مقادیر مجاز و مشخصات الکتریکی
| Series | Cyclone |
| Family | Cyclone I (EP1C20) |
| Logic Elements | 20,060 LE |
| Total RAM Bits | 294,912 bit |
| Number of LABs/CLBs | 2006 |
| Number of User I/O | 233 |
| Number of PLLs | 4 |
| Embedded Memory | 288 Kbit |
| Number of Logic Cells | 20060 |
| Supply Voltage (Core) | 1.5 V |
| Process Technology | 130 nm |
| دمای کاری | -40C to +100C (TJ) |
| نوع نصب | Surface Mount (SMT) |
| بسته‌بندی | 324-FBGA (19x19 mm) |
| Configuration Mode | AS / PS / JTAG |
| Speed Grade | I7 (industrial) |
راهنمای پیکربندی پین EP1C20F324I7 324-fbga (19x19 mm)
پیکربندی پین برای EP1C20F324I7 (پکیج 324-fbga (19x19 mm)). 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 EP1C20F324I7.
به دیتاشیت برای پیکربندی کامل پین‌ها.
کاربردهای معمول
EP1C20F324I7 مناسب است برای 6 کاربردs: Industrial Motor Drive Glue Logic, Video and Image Processing Front-End, Communications Protocol Bridging, Digital Signal Processing Pre-Processing, Custom I/O Expansion and Legacy Bus Aggregation, Test and Measurement Instrumentation.
Industrial Motor Drive Glue Logic
The EP1C20F324I7 fits motor drive control boards because its 20,060 logic elements and four PLLs deliver enough headroom for encoder decoding, PWM timing, and field-oriented-control glue logic, while the industrial -40C to +100C junction range handles factory-floor thermal stress. Its 233 user I/Os aggregate Hall-sensor, encoder, and parallel ADC interfaces without external muxes. Placed between the DSP/MCU controller and the power stage, it removes timing-critical tasks from software. Trade-off versus a CPLD: the FBGA package needs via-in-pad PCB escape and JTAG provision, but it pays back in deterministic latency and parallel I/O throughput.
پیشنهادی
Video and Image Processing Front-End
The EP1C20F324I7 is well matched to mid-resolution video pipelines (D1 / 720p) where 20,060 LE and 36 M4K RAM blocks implement line buffers, color-space converters, and Bayer demosaicing. Four PLLs derive pixel-clock and double-data-rate memory clocks from a single 27 MHz oscillator, and 233 LVCMOS/LVDS-capable I/Os pair with external SDRAM/DDR memory. The 130 nm process keeps dynamic power reasonable at 50-80 MHz Fmax. Pair with a parallel-output CMOS sensor and an external frame buffer for a complete pipeline.
پیشنهادی
Communications Protocol Bridging
For protocol-bridge applications (UART to SPI, I2C to parallel bus, Ethernet MAC glue, CAN-to-LIN), the EP1C20F324I7 offers enough logic to implement multiple soft cores concurrently. Industrial temperature tolerance suits outdoor telecom cabinets, while 1.5 V core plus 3.3 V/2.5 V/1.8 V I/O standards bridge legacy 5 V-tolerant PHY devices via level shifters. PLLs generate independent baud-rate clocks for each port. The trade-off is BGA PCB complexity versus the flexibility to reconfigure bridge logic in the field via JTAG.
پیشنهادی
Digital Signal Processing Pre-Processing
The EP1C20F324I7 implements FIR filters, FFT pre-processors, and channel-decoding blocks using its embedded multiplier units and 4 PLLs. Industrial temperature tolerance suits defense and test-and-measurement instruments. The 233 I/Os stream 16-bit parallel data from ADCs at 50-100 MSPS, while 36 M4K RAM blocks store filter tap coefficients. Pair with a precision ADC and a host DSP/MCU for a complete signal-conditioning chain.
پیشنهادی
Custom I/O Expansion and Legacy Bus Aggregation
The EP1C20F324I7's 233 user I/Os aggregate legacy parallel buses (ISA, PC/104, custom 16/32-bit interfaces) that modern microcontrollers no longer support directly. Industrial temperature and 1.5 V core with multi-voltage I/O make it ideal for migrating mature designs without redesigning the backplane. Four PLLs retime asynchronous legacy clocks into a coherent domain for the host CPU. Trade-off: BGA escape is more complex than QFP, but the I/O density avoids external bus-switching chips.
پیشنهادی
Test and Measurement Instrumentation
The EP1C20F324I7 supports bench-top T&M equipment (logic analyzers, protocol exercisers, arbitrary waveform generators) by combining 20K LE logic capacity with industrial temperature tolerance for laboratory and field environments. Four PLLs synthesize precise sample clocks, and 36 M4K RAM blocks implement deep capture buffers. The 324-FBGA package allows dense mixed-signal PCB layouts with controlled-impedance differential pairs for high-speed probes.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای EP1C20F324I7 — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | EP1C20F324I7N | EP1C20F324C8N | EP1C20F324C6N | EP1C20F324I8 | EP1C20F324C7N | EP1C12F324I7 | EP1C12F324I7N |
|---|---|---|---|---|---|---|---|---|
| Brand | Intel | Intel | Intel | Intel | Intel | Intel | Intel | Intel |
| Package | 324-FBGA (19x19 mm) | 324-FBGA (19x19 mm) - same | 324-FBGA (19x19 mm) - same | 324-FBGA (19x19 mm) - same | 324-FBGA (19x19 mm) - same | 324-FBGA (19x19 mm) - same | 324-FBGA (19x19 mm) - same | 324-FBGA (19x19 mm) - same |
| Logic Elements | 20,060 LE | 20,060 LE | 20,060 LE | 20,060 LE | 20,060 LE | 20,060 LE | 12,060 LE (-40%) | 12,060 LE (-40%) |
| Total RAM Bits | 294,912 bit | 294,912 bit | 294,912 bit | 294,912 bit | 294,912 bit | 294,912 bit | 239,616 bit (-19%) | 239,616 bit (-19%) |
| Operating Temperature | -40C to +100C (Industrial) | -40C to +100C (Industrial) | 0C to +85C (Commercial) | 0C to +85C (Commercial) | -40C to +100C (Industrial) | 0C to +85C (Commercial) | -40C to +100C (Industrial) | -40C to +100C (Industrial) |
| Speed Grade | I7 (7 ns) | I7 | C8 (slower) | C6 (slower) | I8 (slower) | C7 | I7 | I7 |
| RoHS Status | Non-RoHS | RoHS (Pb-free) | RoHS | RoHS | Non-RoHS | RoHS | Non-RoHS | RoHS (Pb-free) |
| Supply Voltage (Core) | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V | 1.5 V |
| Number of User I/O | 233 | 233 | 233 | 233 | 233 | 233 | 233 | 233 |
تفاوت‌های کلیدی
- Industrial temperature rating vs commercial siblings (در مقابلEP1C20F324C8N)
- Highest density in the 324-FBGA Cyclone I pinout (در مقابلEP1C12F324I7)
- Faster speed grade within industrial temperature (در مقابلEP1C20F324I8)
یادداشت‌های طراحی
The 324-FBGA package requires either microvia or via-in-pad PCB technology for the breakout. Per the Cyclone I Handbook, place a 100 nF decoupling capacitor within 100 mils of every VCCINT and VCCIO power pin, plus 10-100 uF bulk capacitors near each power rail entry. The exposed die pad (if present in this BGA variant) must be soldered to a ground pour with multiple thermal vias for heat dissipation.
Estimated: at typical utilization (60% LE, 50% RAM, 25C ambient, 1.5 V core), core current is approximately 0.5-1 A. Designers should budget a 1.5 V regulator capable of 2 A peak with ±3% tolerance, plus separate PLL analog supply (VCCA_PLL) filtered through a ferrite bead and bypassed with 10 uF + 100 nF. Power sequencing requires VCCINT to reach 90% before VCCIO ramps per the Cyclone I handbook.
Common design pitfalls include: (1) failing to provision the JTAG chain correctly (TCK pull-down, TMS/TDI pull-ups), (2) using the wrong configuration mode (AS requires an EPCS device, PS requires a download cable or external host), and (3) omitting the CRC soft-error-detection logic in the Quartus design, which leaves the configuration bitstream vulnerable to SRAM bit flips in high-altitude or radiation-prone environments.
اطلاعات انطباق
Non-RoHS per Xecor comparison data. The Pb-free EP1C20F324I7N variant is the RoHS-compliant drop-in alternative. AEC-Q100 not applicable for industrial-grade Cyclone I FPGAs.
