EP1C20F400I7N - Cyclone FPGA 20,060 LE 301 I/O 400-BGA | Intel
料号： EP1C20F400I7N ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $113.86 | $113.86 |
| 10 | $108.5 | $1,085.00 |
| 100 | $95.2 | $9,520.00 |
| 500 | $85.4 | $42,700.00 |
| 1,000 | $76.9 | $76,900.00 |
EP1C20F400I7N 概述
A Field-Programmable Gate Array (FPGA) is a type of integrated circuit that can be configured by the customer after manufacture using a hardware description language (HDL) such as Verilog or VHDL. FPGAs belong to the broader category of programmable logic devices (PLDs) within the semiconductor hierarchy: programmable logic device → FPGA → SRAM-based FPGA → low-cost FPGA (Cyclone class). They are widely used to implement custom digital logic, glue logic, DSP pipelines, and high-speed interface bridges.
Key features of the EP1C20F400I7N include up to 20,060 logic elements, 244,800 typical gates, 294,912 RAM bits organized as M4K memory blocks, and 301 user I/O with support for multiple I/O standards including LVTTL, LVCMOS, SSTL, and LVDS. The device also provides up to two PLLs with four outputs each for clock synthesis and skew management, and dedicated hardware multipliers for low-cost DSP.
The Cyclone architecture uses a 2-D row-and-column routing network driven by look-up tables (LUTs) with embedded carry chains for arithmetic. SRAM configuration cells store the user design and are loaded at power-up from external flash or a configuration device, supporting passive serial, active serial, and JTAG modes. Per-pin signal-integrity features such as slew-rate control and drive-strength programming simplify PCB design.
Typical applications include industrial control and factory automation glue logic, low-cost video processing, communications protocol bridging (PCI, UART, SPI), and consumer-electronics controllers. The 400-BGA package supports high I/O count designs while maintaining a compact 21×21 mm footprint for moderate-density boards.
When designing with the EP1C20F400I7N, ensure the power tree provides a clean 1.5 V core supply with adequate bulk and decoupling, and verify configuration mode selection against your chosen boot source. Industrial-grade (-40 °C to +100 °C junction) variants such as the I7N speed grade are required for environments beyond commercial temperature ranges.
This page synthesizes drop-in alternatives, parametric comparisons, and practical design notes beyond the manufacturer datasheet to accelerate schematic entry, BOM selection, and supply-chain qualification.
直接替换替代料： EP1C20F400I7N ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： EP1C20F400I7N （相同外形与封装尺寸） ——差异在于 Speed Grade, Package, Process Technology, PLLs, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
EP1C20F400I7
✅ 直接替换✓ 有现货
$28.75 / 个
查看数据手册 →EP1C20F400I6
✅ 直接替换✓ 有现货
$71 / 个
查看数据手册 →EP1C20F400C8N
✅ 直接替换✓ 有现货
$62.5 / 个
查看数据手册 →EP1C20F400C7N
✅ 直接替换✓ 有现货
$65.8 / 个
查看数据手册 →EP1C20F400C6N
✅ 直接替换✓ 有现货
$53.1 / 个
查看数据手册 →EP1C20F400I7N 最大额定值与电气特性
| Series | Cyclone |
| Manufacturer | Intel (formerly Altera) |
| Logic Elements (LE) | 20,060 |
| Typical Gates | 244,800 |
| Logic Array Blocks (LABs) | 2,006 |
| Total RAM Bits | 294,912 |
| Embedded Memory | M4K (4-Kbit) blocks, up to 20 blocks |
| User I/O Count | 301 |
| Number of CLBs | 2,048 |
| 封装 / 外壳 | 400-BGA (FineLine BGA, 21×21 mm, 1 mm pitch) |
| Supply Voltage - Core | 1.5 V |
| Process Technology | 0.13 µm SRAM CMOS |
| PLLs | 2 PLLs, 4 outputs each |
| Speed Grade | I7 (-40 °C to +100 °C junction, industrial) |
| 安装类型 | Surface Mount (BGA) |
| RoHS 状态 | Compliant |
EP1C20F400I7N 400-bga (fineline bga, 21×21 mm, 1 mm pitch) 引脚配置指南
EP1C20F400I7N（400-bga (fineline bga, 21×21 mm, 1 mm pitch) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： EP1C20F400I7N.
请参阅 数据手册 以查看完整引脚配置。
典型应用
EP1C20F400I7N 适用于 6 应用s: Industrial Control and Factory Automation, Low-Cost Video Processing and Display Bridging, Communications Protocol Bridging, Consumer Electronics Controllers, Test and Measurement Instrumentation, Educational and Development Platforms.
Industrial Control and Factory Automation
The EP1C20F400I7N's 20,060 logic elements and 301 user I/O make it well suited to industrial control and factory automation designs that integrate multiple communication interfaces (EtherCAT, RS-485, CAN) and custom glue logic. The I7 industrial speed grade supports junction temperatures from -40 °C to +100 °C, which is required for sealed cabinets near motors or drives. Its 294,912 bits of embedded RAM can buffer asynchronous field-bus traffic without off-chip SRAM, and two PLLs with four outputs each generate the multiple clock domains typical of motion-control designs. Position the BGA decoupling capacitors within 5 mm of the core balls and place configuration flash close to the DATA/AS/DCLK pins to keep boot timing within Quartus II requirements.
推荐
Low-Cost Video Processing and Display Bridging
With 20,060 logic elements and embedded M4K memory blocks totaling 294,912 bits, the EP1C20F400I7N can implement video pipelines up to 80 MHz pixel clock for 720p60 timing, performing color-space conversion, scaling, and on-screen-display overlay. The 301 user I/O support LVTTL/LVDS pairs needed to bridge between TTL cameras and LVDS LCD panels, and the dedicated DDR SDRAM interface pins (DQS, DQ, DM) allow frame buffering without external controllers. Quartus II IP cores such as the ALTPLL, DDR SDRAM Controller, and Avalon-ST Video Pipeline accelerate integration. Designers should route differential video pairs with 100 Ω differential impedance and length-match within 0.13 mm for stable LVDS eye opening.
推荐
Communications Protocol Bridging
The EP1C20F400I7N is well suited as a protocol bridge between PCI, UART, SPI, I2C, and Ethernet MII/RMII interfaces in legacy embedded systems. Its 2,006 LABs and 20,060 logic elements allow multiple soft controllers to coexist, while 301 user I/O pins leave headroom for bus multiplexing and address steering. The two on-chip PLLs synthesize independent reference clocks for Ethernet MAC, PCI bus, and ASIC companion chips. Industrial temperature grade (I7) qualifies the part for telecom and industrial gateway deployments. Use Quartus II SignalTap II embedded logic analyzer for bring-up; verify 3.3 V PCI signaling levels match the FPGA bank VCCIO before soldering.
推荐
Consumer Electronics Controllers
The EP1C20F400I7N provides ample logic capacity for consumer-electronics controllers such as set-top box glue logic, printer controllers, and small-form-factor home appliances that need custom I/O plus a small Nios II soft processor. Its 1.5 V core and 0.13 µm process give it lower dynamic power than older FPGAs, and 294,912 bits of on-chip RAM are sufficient to host a small RTOS data segment without external SRAM. The 400-BGA FineLine package (21×21 mm) fits inside compact consumer PCBs. To minimize EMI, enable Cyclone's programmable slew-rate control on all switching output pins and spread-spectrum clocking on the PLL outputs.
推荐
Test and Measurement Instrumentation
The 20,060 logic elements and 294,912-bit embedded RAM of the EP1C20F400I7N fit well into mid-density bench instruments such as logic-analyzer probes, protocol analyzers, and bench-top waveform generators. The 301 user I/O can be partitioned into banks of mixed voltages (1.5 V, 1.8 V, 2.5 V, 3.3 V) to interface directly with the DUT under test. The two PLLs with four outputs each provide the low-jitter reference clocks required for high-speed ADC/DAC interfacing, and M4K memory blocks can implement deep capture buffers. The I7 industrial temperature grade lets the same design work in laboratory and field-test environments without requalification.
推荐
Educational and Development Platforms
The EP1C20F400I7N is an inexpensive vehicle for university FPGA design courses, hobbyist retro-computing projects, and lab training kits. Its 20,060 logic elements can host a Nios II/e soft processor, custom peripherals, and a small RISC-V core, while 301 I/O plus JTAG support simplify breadboard-style breakout boards. Cyclone I is supported by older Quartus II versions that remain in widespread academic distribution. For course kits, pair the FPGA with an EPCS4 serial configuration flash and a 50 MHz oscillator; this minimizes external BOM and provides reproducible boot behavior across lab stations.
推荐
推荐产品汇总
工程参考数据： EP1C20F400I7N ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | EP1C20F400I7 | EP1C20F400I6 | EP1C20F400C8N | EP1C20F400C7N | EP1C20F400C6N |
|---|---|---|---|---|---|---|
| Brand | Intel | Intel | Intel | Intel | Intel | Intel |
| Package | 400-BGA (21×21 mm, 1 mm pitch) | 400-BGA - same | 400-BGA - same | 400-BGA - same | 400-BGA - same | 400-BGA - same |
| Logic Elements | 20,060 | 20,060 | 20,060 | 20,060 | 20,060 | 20,060 |
| Total RAM Bits | 294,912 | 294,912 | 294,912 | 294,912 | 294,912 | 294,912 |
| User I/O | 301 | 301 | 301 | 301 | 301 | 301 |
| Speed Grade | I7 | I7 | I6 (slower) | C8 | C7 | C6 (slowest) |
| Operating Temperature | -40 °C to +100 °C (industrial) | -40 °C to +100 °C | -40 °C to +100 °C | 0 °C to +85 °C (commercial) | 0 °C to +85 °C | 0 °C to +85 °C |
| Lifecycle Status | Obsolete / Last-time-buy | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
| RoHS Compliance | Yes | Yes | Yes | Yes | Yes | Yes |
关键差异点
- Highest Fmax (I7) speed grade in same 400-BGA family （对比 EP1C20F400I6)
- Industrial temperature grade vs commercial-only alternatives （对比 EP1C20F400C8N)
- 300+ I/O headroom for multi-interface designs （对比 EP1C20F324I7N)
设计说明
The EP1C20F400I7N requires a clean 1.5 V core supply with peak transient current up to ~1.5 A during configuration and full logic utilization. Use a low-impedance regulator (e.g. TI TPS54331 or Linear LT1764) plus 330 µF bulk tantalum and 0.1 µF + 10 µF ceramic decoupling placed within 5 mm of every VCCINT ball. The eight I/O banks each require their own VCCIO rail; mixing 1.5/1.8/2.5/3.3 V I/O standards on the same bank is not allowed. Allow at least 1 second VCC ramp for proper POR; below 100 ms, the device may mis-read the configuration bitstream. Confirm with a four-wire V-sense at the BGA balls when validating the boot sequence.
Estimated: at full 80% logic utilization, 301 I/O at 25 MHz toggle, VCCINT 1.5 V, the EP1C20F400I7N dissipates roughly 1.2 W. The 400-BGA FineLine package has θJA around 12 °C/W on a JEDEC 4-layer test board with thermal vias, giving a ~14 °C junction rise over ambient. Industrial I7-grade design margin (junction 125 °C max) leaves ~95 °C ambient headroom. Always place thermal via arrays under the package center BGA balls and stitch the inner ground planes to maximize heat conduction. Avoid placing the part directly above a sealed enclosure pocket with no airflow.
The 400-BGA FineLine package uses 1 mm pitch, requiring microvia or 0.4 mm laser-drilled HDI stack-up. Route signal breakout on the top layer with 0.075 mm line/0.1 mm space; via-in-pad is recommended for inner rows. Length-match DQS/DQ pairs within 0.13 mm for DDR SDRAM and within 0.05 mm for LVDS pairs. Place configuration flash (EPCS4/EPCS16) within 25 mm of MSEL/ASDO/DCLK balls to keep timing margins. Confirm PCB fabrication: 1 mm pitch BGAs demand 0.09 mm solder-mask-defined (SMD) pads and ENIG or OSP finish; HASL is not recommended for production.
The MSEL[2:0] pins must be tied to a fixed state (AS = 000, PS = 100, JTAG = 101) - floating MSEL leads to intermittent configuration failure across power cycles. The nCONFIG, nSTATUS, and CONF_DONE pins require external 10 kΩ pull-ups to VCCIO of bank 8 (3.3 V typical). nCE must be low for the device to configure; tying nCE high permanently disables configuration. Also verify the EPCS flash density (EPCS4/EPCS16/EPCS64) is large enough for your compressed bitstream; uncompressed .sof files often exceed 4 Mbit and require EPCS16 or larger.
合规信息
RoHS and REACH compliance confirmed via distributor listings (DigiKey, Mouser, Heisener). Halogen-free status not explicitly stated in available datasheets and is marked unknown. AEC-Q100 is not applicable as this is an FPGA, not an automotive-qualified IC. Conflict-minerals statement per Intel/Altera EICC-GeSI template.
