EPC21C20U vs EPC1LC20 对比
详细并排对比 EPC21C20U 出自 Intel 和 EPC1LC20 出自 Intel。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | EPC21C20U | EPC1LC20 |
|---|---|---|
| 品牌 | Intel | Intel |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | 有效 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $9.85 | $7.95 |
| Manufacturer | Intel / Altera | — |
| Product Type | Configuration Device (Boot Flash) | — |
| 存储容量 | 20 Mbit (2.5 Mbyte) | — |
| Supply Voltage (VCC) | 3.0 V to 3.6 V (3.3 V typical) | — |
| 接口 | Altera/Intel Passive Serial (PS) and Active Serial (AS), JTAG (IEEE 1149.1) | — |
| 封装 | 20-pin UBGA (Ultra FineLine BGA) - also called 20-pin FBGA | 20-pin PLCC (J-leaded, surface mount) |
| In-System Programmability | Yes (via JTAG) | Yes (IEEE 1149.1 / JTAG) |
| Bitstream Compression Support | Yes | — |
| Cascade (Multi-Device) Support | Yes (nCASC daisy-chain) | — |
| Supported FPGA Families | APEX II, APEX 20KE, APEX 20KC, Mercury, Stratix, Cyclone, ACEX 1K, FLEX 10KE | — |
| 工作温度 | -40 C to +85 C (industrial) | [DATA_NEEDED: Operating temperature range] |
| 安装类型 | Surface Mount (BGA) | Surface Mount |
| RoHS 状态 | Compliant (per Intel/Altera product page) | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Configuration Mode | Passive Serial (PS) / Active Serial (AS) via FPGA controller | Serial, multi-device daisy-chain capable |
| 存储器类型 | — | Non-volatile configuration memory (Flash/EPROM) |
| Memory Capacity | — | 1 Mbit (1,048,576 bits) |
| 接口类型 | — | Serial configuration interface |
| Maximum DCLK Frequency | — | 8 MHz |
| 电源电压 | — | 3.3 V or 5.0 V |
| Programmable Voltage | — | 5.0 V and 3.3 V ISP |
| 引脚数量 | — | 20 |
| Compatible FPGA Families | — | ACEX 1K, APEX 20K, FLEX 10K, Cyclone, Mercury |
| JTAG Pins | — | TCK, TMS, TDI, TDO |