EP1C4F400C7N - Cyclone FPGA 4K LEs 400-FBGA | Intel (Altera)
MPN： EP1C4F400C7N ✗ 停產EP1C4F400C7N 概覽
An FPGA (Field-Programmable Gate Array) is a semiconductor integrated circuit whose digital logic functionality is defined after manufacture by a customer-supplied configuration bitstream. Cyclone-class FPGAs sit within the broader taxonomy of programmable logic devices (PLD), which also includes CPLDs (Complex Programmable Logic Devices). FPGAs are distinguished from CPLDs by their higher logic density, embedded SRAM blocks, dedicated multiplier/DSP blocks, and support for soft-core processors. The Cyclone family was Altera's first low-cost FPGA line, fabricated on a 130 nm process and targeted at applications where cost-per-logic-element was the dominant design constraint.
Key features of the EP1C4F400C7N include 4,000 logic elements distributed across 400 LABs (Logic Array Blocks), 78,336 bits of embedded RAM organized in M4K memory blocks, two PLLs for clock management, and 301 general-purpose I/O pins arranged in I/O banks that support multiple single-ended and differential I/O standards including LVTTL, LVCMOS, SSTL, and LVDS. The device supports configuration via Altera's serial configuration devices, JTAG, or passive serial modes, and is supported by the Quartus II design software ecosystem.
Typical applications include industrial control and motor-drive interface boards, video processing and image-capture pipelines, telecommunications line cards, low-cost PCIe endpoint bridging, and educational/development platforms where students and engineers first learn HDL design. The large 301-I/O count makes this device well suited for parallel bus aggregation, custom peripheral bridging, and high-pin-count glue-logic consolidation.
When designing with this part, verify power sequencing on the VCCINT core supply and VCCIO bank supplies, and consult the Cyclone Device Handbook pin connection guidelines for unused-pin termination. The Cyclone family has been marked NRND by Intel as newer Cyclone II/III/IV/10 families offer lower cost and lower power for new designs.
直接替換替代品，適用於 EP1C4F400C7N — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： EP1C4F400C7N （相同外形與佔位） — 差異在於 Speed Grade, Package, Process Technology, Family, Operating Temperature.
EP1C4F400C6N
✅ 直接替換聯絡詢價
查看資料表 →EP1C4F400I7N
✅ 直接替換聯絡詢價
查看資料表 →EP1C4F400C8N
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →EP1C4F400C7
✅ 直接替換聯絡詢價
查看資料表 →EP1C20F400C7N
✅ 直接替換聯絡詢價
查看資料表 →EP1C4F400C7N 最大額定值與電氣特性
| Series | Cyclone |
| Family | Cyclone I |
| Logic Elements (LEs) | 4000 |
| Logic Array Blocks (LABs) | 400 |
| Embedded Memory (RAM bits) | 78336 |
| M4K Memory Blocks | 17 |
| Maximum User I/Os | 301 |
| PLLs | 2 |
| Process Technology | 130 nm CMOS |
| Supply Voltage (VCCINT core) | 1.5 V |
| 封裝 | 400-ball FBGA (FineLine BGA) |
| Package Dimensions | 21 x 21 mm |
| Ball Pitch | 1.00 mm |
| Speed Grade | -7 (commercial) |
| 工作溫度 | 0C to +85C (commercial) |
| 安裝類型 | Surface Mount |
| RoHS 狀態 | Compliant |
EP1C4F400C7N 21 x 21 mm 腳位配置指南
EP1C4F400C7N（21 x 21 mm 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： EP1C4F400C7N.
請參閱 資料表 以查看完整腳位配置。
典型應用
EP1C4F400C7N 適用於 6 應用s: Industrial Motor Control Interface, Video Processing and Image Pipeline, Telecommunications Line Card Glue Logic, PCIe Endpoint Bridge (Legacy Systems), Educational and Development Platform, Custom Peripheral Bridge and Bus Aggregator.
Industrial Motor Control Interface
The EP1C4F400C7N fits industrial motor-control interface boards because its 4,000 logic elements provide ample capacity for encoder decoding (QEP), PWM generation, and field-oriented control (FOC) state machines, while the 301 user I/Os accommodate parallel ADC sampling, Hall-sensor inputs, and gate-driver outputs. Two on-chip PLLs multiply a 50 MHz crystal up to the 200+ MHz internal clock speeds required for sub-microsecond current-loop timing. The 1.5V VCCINT core and 3.3V VCCIO banks coexist cleanly with legacy industrial logic. Industrial-grade air-flow and the commercial 0C-to-+85C rating suit most factory-floor enclosures. For harsher environments, swap to EP1C4F400I7N with no PCB change.
推薦
Video Processing and Image Pipeline
The EP1C4F400C7N is well suited to mid-resolution video processing pipelines where its 17 M4K memory blocks (78 Kbits total) buffer line-scan data, and its 301 I/Os accept parallel ITU-R BT.656 / RGB camera inputs. The Cyclone I fabric runs typical video processing at 80-120 MHz on speed grade -7, sufficient for CIF-to-VGA resolution. Two PLLs generate the pixel clock and a separate SDRAM controller clock. Compared with a modern Cyclone IV, the EP1C4F400C7N trades higher static power for much lower unit cost - attractive for disposable medical-imaging or low-margin digital-signage products.
推薦
Telecommunications Line Card Glue Logic
In telecom line-card applications the EP1C4F400C7N consolidates board-level glue logic - TDM bus multiplexers, framer interfacing, HDLC controllers, and alarm-monitoring state machines - into one device. Its 4K logic elements plus 301 user I/Os comfortably accommodate four E1/T1 ports of glue plus a microprocessor host bus, eliminating 4-6 discrete PAL/GAL devices. The device supports 3.3V LVTTL on most I/O banks, compatible with legacy telecom backplane logic. Industrial temperature screening is available via EP1C4F400I7N drop-in.
推薦
PCIe Endpoint Bridge (Legacy Systems)
The EP1C4F400C7N implements single-lane PCIe Gen1 endpoint bridges for legacy host adapters and industrial PCs that need PCI Express I/O without an ASIC NRE. The 4K LEs hold a custom transport-layer engine plus a small DMA controller; 78 Kbits of M4K RAM provide descriptor tables. The 301 I/Os include enough LVDS pairs for a soft PCIe SERDES interface on some Cyclone I derivatives (note: SERDES is not native on this family - check your Cyclone I variant if true SERDES is required). Drop in EP1C4F400I7N for industrial-temperature chassis.
推薦
Educational and Development Platform
Universities and FPGA-training labs rely on the EP1C4F400C7N-equipped Altera/Intel Cyclone I development kits because Quartus II Web Edition is a free toolchain and the 4K-LE density exercises real design complexity without overwhelming students. The 301 I/Os expose enough GPIO, seven-segment displays, and memory interfaces for full computer-architecture lab exercises (single-cycle MIPS CPU, VGA controller, PS/2 keyboard). Replacement EP1C4F400C6N parts are common in student-kit refresh cycles.
推薦
Custom Peripheral Bridge and Bus Aggregator
The EP1C4F400C7N acts as a high-pin-count bus aggregator in embedded systems - bridging an ARM Cortex-M host bus to SPI, I2C, UART, PWM, and GPIO peripherals, with custom real-time state machines in between. The 301 I/Os out-scale any CPLD, and the embedded M4K blocks implement FIFOs between asynchronous clock domains (two PLLs generate the bridge clocks). Compared with discrete 74-series logic, a single EP1C4F400C7N consolidates 15-25 SSI/MSI parts onto one BGA, reducing board area by 50-70%.
推薦
推薦產品摘要
工程參考資料，適用於 EP1C4F400C7N — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | EP1C4F400C6N | EP1C4F400I7N | EP1C4F400C8N | EP1C4F400C7 | EP1C20F400C7N |
|---|---|---|---|---|---|---|
| Brand | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) | Intel (formerly Altera) |
| Package | 400-ball FBGA (F400) 21x21 mm | 400-ball FBGA (F400) - same | 400-ball FBGA (F400) - same | 400-ball FBGA (F400) - same | 400-ball FBGA (F400) - same | 400-ball FBGA (F400) - same |
| Logic Elements | 4,000 LEs | 4,000 LEs | 4,000 LEs | 4,000 LEs | 4,000 LEs | 20,060 LEs |
| Speed Grade | -7 (commercial) | -6 (slower) | -7 (industrial) | -8 (faster) | -7 (commercial) | -7 (commercial) |
| Operating Temperature | 0C to +85C (commercial) | 0C to +85C | -40C to +100C (industrial) | 0C to +85C | 0C to +85C | 0C to +85C |
| Embedded Memory | 78,336 bits (17 M4K blocks) | 78,336 bits | 78,336 bits | 78,336 bits | 78,336 bits | 294,912 bits |
| Maximum User I/Os | 301 | 301 | 301 | 301 | 301 | 315 |
| Lifecycle Status | NRND | NRND | NRND | NRND | NRND | NRND |
主要差異化特點
- Mid-density 4K LE tier with maximum 301 user I/Os in F400 FBGA (對比EP1C3T144C7N)
- Industrial-temp drop-in variant available without PCB change (對比EP1C4F400I7N)
- Same F400 package as 20K-LE EP1C20, enabling density upgrade without board redesign (對比EP1C20F400C7N)
設計說明
The EP1C4F400C7N requires a 1.5V VCCINT core supply with ±5% tolerance and a separate 3.3V VCCIO supply for I/O banks. Decoupling: place 0.1 µF ceramic capacitors within 3 mm of every VCC pin (approximately 16 VCC pins on the F400 package), plus 4.7 µF bulk capacitors at each supply rail entry. Estimated: at typical 70% utilization and 100 MHz internal clock, expect 0.8-1.2 W core dissipation - verify with the PowerPlay early power estimator in Quartus II.
The 400-ball FBGA at 1.00 mm pitch requires 4-6 layer PCB with microvia or via-in-pad technology for reliable assembly. Route signal traces on inner layers with 0.127 mm (5 mil) line width and 0.127 mm spacing; escape top-layer fan-out to inner via-stitching grounds. Match differential-pair length to within 0.127 mm for LVDS links. Estimated: minimum PCB stack-up cost is approximately 1.8x a 2-layer board - factor this into design budget.
Assign I/O standards to banks early in pin planning. The EP1C4F400C7N has multiple I/O banks each with their own VCCIO rail - mixing 3.3V LVTTL with 2.5V SSTL on the same bank requires a level-shifter or re-bank. Reference the Cyclone Device Handbook pin tables for bank boundaries. Place clock inputs on dedicated PLL clock pins to minimize jitter. Estimated: allow 2-3 PCB layout iterations to converge on a clean pinout.
Common pitfalls with this part: (1) configuration mode mis-selection - verify MSEL[2:0] strap pins for AS, PS, JTAG, or Fast Passive Parallel mode; (2) forgetting to assert nCONFIG and nSTATUS during power-up; (3) leaving unused I/O banks floating - tie unused banks to VCCIO via 10 kΩ to prevent ESD latch-up; (4) over-utilization above 85% LE count causes timing closure failure at speed grade -7. Consult AN 370 (Altera) for configuration troubleshooting.
合規資訊
RoHS and REACH compliance per Intel/Altera product page. Lead-free reflow compatible per JEDEC J-STD-020. AEC-Q100 not applicable - this is a commercial/industrial-grade programmable logic device. Cyclone I family is NRND; consult Intel Product Discontinuance notices for end-of-life timing.
