Overview
The EP2C20F484C8 is a mid-range FPGA from Intel's Cyclone II family, designed for flexible digital circuit implementation. It bridges the gap between low-cost CPLDs and high-performance FPGAs, offering 20,000 logic elements and 484-pin FineLine BGA packaging. This model is particularly favored for its balance of performance and power efficiency in industrial and embedded applications. Introduced in the mid-2000s, the Cyclone II series remains relevant for legacy system upgrades and cost-sensitive projects. The EP2C20F484C8 supports common I/O standards like LVTTL and LVCMOS, making it adaptable to diverse interface requirements. Its non-volatile configuration memory allows for reliable operation in power-cycled environments.
Structure and Working Principle
The FPGA consists of an array of programmable logic blocks interconnected via a configurable routing matrix. Each logic element (LE) contains a 4-input lookup table (LUT) and a flip-flop, enabling combinatorial and sequential logic operations. The 484-pin BGA package provides ample I/O pins for interfacing with external components. Configuration is typically loaded from an external flash memory or via JTAG programming. The chip operates on a 1.2V core voltage with separate I/O bank voltages (1.5V–3.3V). Power-on reset circuitry ensures stable initialization, while phase-locked loops (PLLs) enable clock management for synchronous designs.
Key Features
Key strengths include a 20,080 LE capacity, 315 user I/O pins, and 1.1 Mbits of embedded memory (M4K blocks). The device supports up to 402 MHz internal performance, with dedicated multipliers for DSP applications. Low static power (typically <100mW) makes it suitable for portable devices. Notable peripherals include two PLLs for clock synthesis/delay and differential signaling support (LVDS). The FineLine BGA package offers a compact footprint (19x19mm) while maintaining robust thermal characteristics. Legacy support for Nios II soft-core processors allows for embedded system integration without external microcontrollers.
Application Areas
Common applications include industrial motor control, where the FPGA implements PWM generation and encoder interfaces. It's also used in automotive infotainment for video preprocessing and in telecom for protocol bridging (e.g., UART to SPI). Embedded developers leverage its reconfigurability for prototyping ASIC replacements. The EP2C20F484C8 appears in legacy medical devices for real-time signal processing and in test equipment for customizable trigger logic. Its moderate logic capacity suits mid-complexity designs like multi-sensor fusion systems.
Maintenance and Precautions
Avoid mechanical stress on BGA solder joints during PCB assembly. Use ESD-safe handling procedures, as static discharge can damage CMOS components. Thermal management is critical—ensure adequate airflow or heatsinking for sustained high-load operation. For long-term reliability, store unused devices in moisture-resistant packaging with desiccant. Configuration bitstreams should be checksum-verified to prevent field failures. When using JTAG debugging, limit cable length to <30cm to maintain signal integrity.
B2B Procurement Guide
Verify supplier authenticity through Intel-authorized distribution channels to avoid counterfeit parts. Lead times vary; consider alternatives like EP2C35 for higher-density requirements. Bulk purchases (100+ units) typically reduce per-unit costs by 15-30%. Evaluate refurbished options for cost-sensitive legacy systems, but insist on full functional testing. For new designs, check lifecycle status—Intel classifies Cyclone II as 'End of Life,' though stock remains available. Pair with compatible configuration memories (e.g., EPCS4) for turnkey solutions.
Related Manufacturers
- 主营：单片机、RENESAS瑞萨、TI德州仪器、ADI亚德诺、国产芯片替代、XILINX/赛灵思、可编程逻辑器件、电源芯片、接口芯片、DSP数字信号处理器、时钟芯片、中科芯、阿尔特拉、存储芯片、以太网控制芯片、射频芯片、恩智浦、ST意法、中微爱芯、转换芯片、芯科、三星存储
- 主营：集成电路、IC、MCU单片机、赛灵思、模块、凌特、飞思卡尔、德州
- 主营：放大器、检测器、滤波器、sta2500dc、调制器、发射器、接收器、衰减器、解调器、变压器、合成器、收发器、偏置器、振荡器、tda7708str、rfid天线、终端负载、隔直流器、微波射频、集成电路、同轴开关、接入监控ic、频率综合器、便携式仪器、mcl电子开关
- 主营：微控制器、集成电路、电子元件、isplsi1032-60lt、isplsi1032-80lt、isplsi1024ea-125lt100、军工电子元器件
- 主营：cbm160808u121、0402b223k500nt、0402b473k500nt、0402b224k160nt、0402b562k500nt、cbw321609u190t、0402b222k500nt、06035c332jat2a、0603x225k160nt、0402b103k500nt、0603b103j500nt、0805b221k500nt、04022r102k500ba、0402cg102j500nt、0402cg4r7c500nt、l9637d013trst19sop
- 主营：芯片、集成电路、FPGA、微控制器、连接器、电源控制器、监控电路、隔离模块、电源管理芯片、动态随机存储器、现场可编程门阵列、钽质电容器、电阻、时钟缓冲器、模数转换器、均衡器、稳压器、数字信号处理器、高速运算放大器
- 主营：TI、ST、ADI、XILINX赛灵思、ALTERA、阿尔特拉、镁光
- 主营：集成电路IC、电子元器件、芯片、TI德州仪器、RENESAS瑞萨、ADI亚德诺
- 主营：传感器、二极管、三极管、集成电路、MCU、单片机
- 主营：TI、Sensirion、DIODES、ALTERA、TDK、ST/意法、INFINEON、CYPRESS、epc2ti32n、ep53a8hqi、ep53a8hqa、sht35-dis、epc2tc32n、ep4ce55f23、ep3c25e144、stk8ba50-s、stk3311-wv、sgp40-d-r4、sgp30-2.5k、epc1441pc8、epc16ui88n、ep3c10f256、ep3c25f324、scd40-d-r2、smsc
- 主营：ltm4676iy、ltm4651iy、ltm4637iy、ltm8056iy、ltm8073iy、ltm8052iy、ltm4645iy、ltm8001iy、ltm8046iy、ltm4655iy、ltm4661iy、ltm4639iy、ltm8025iy、ltm4653iy、ltm4681iy、ltm4657iy、ltm4648iy、ltm8058iy、ltm4641iy、ltm8055iy、ltm4644iy、ltm4649iy、ltm8047iy、ltm8028iy、ltm4680iy
- 主营：ADI、TI
- 主营：max232ese、bat46wj-q、zoe-m8g-0、lt3748ems、opa828idr、ltm4622ey、ltm4644ey、icm-42631、ltm8064iy、icm-40608、icm-40607、ltm8074iy、1edn8550b、tda8954th、ds2431p+t、lt3042edd、icm-42607、icm-42605、atf-38143、比较器、wg82574it、kty81/210、lsm6dsetr、bas321-qx、ltm8064ey
- 主营：进口芯片、英飞凌芯片
- 主营：ad8273arz、tle4207g.、ad574ajnz、adr444arz、tle4209g.、uc3813n-3、uc2525bdw、ad8551arz、adg609bnz、ad7846jpz、s579619pz、ts507iylt、ad9631anz、opa177gsz、tp4054-42、ad607arsz、stn1hnk60、adg452brz、ad8130arz、uc3823adw、ucc3916dp、adr421arz、op2177arz、uc3838adw、ad9631arz