EPC20LI20N vs EPC21C20U 对比
详细并排对比 EPC20LI20N 出自 Intel 和 EPC21C20U 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 | EPC20LI20N | EPC21C20U |
|---|---|---|
| 品牌 | Intel | Intel |
| 分类 | FPGA & CPLD | Memory ICs |
| 生命周期状态 | 不推荐新设计 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $17.50 | $9.85 |
| 存储器类型 | EPROM (UV-erasable, in-system programmable) | — |
| 存储容量 | 1.6 Mbit (65,536 x 1-bit words, approx. 200 Kbyte) | 20 Mbit (2.5 Mbyte) |
| 接口 | Serial (4-pin Altera Passive Serial: DCLK, DATA0, nCONFIG, nSTATUS) | Altera/Intel Passive Serial (PS) and Active Serial (AS), JTAG (IEEE 1149.1) |
| 电源电压 | 3.3 V (5.0 V compatible variant in same family) | — |
| Configuration Clock | Up to 10 MHz | — |
| Target FPGA Families | APEX II, APEX 20K/KC/KE, Mercury, ACEX 1K, FLEX 6000/10KE/10KA | — |
| 封装 | 20-pin PLCC (9x9 mm, JEDEC MS-018) | 20-pin UBGA (Ultra FineLine BGA) - also called 20-pin FBGA |
| 安装类型 | Surface Mount (PLCC socket or direct solder) | Surface Mount (BGA) |
| Programming Interface | IEEE 1532 / JTAG (in-system) | — |
| 工作温度 | -40C to +85C (industrial) | -40 C to +85 C (industrial) |
| Standby Current | [DATA_NEEDED: standby current uA] | — |
| Active Configuration Current | [DATA_NEEDED: ICC active mA] | — |
| Programming Voltage | [DATA_NEEDED: VPP] | — |
| Programming Cycles | [DATA_NEEDED: endurance cycles] | — |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| Lead-Free / RoHS | [DATA_NEEDED: lead-free status] | — |
| Multi-Device Daisy-Chain | Supported via nCASC pin | — |
| Manufacturer | — | Intel / Altera |
| Product Type | — | Configuration Device (Boot Flash) |
| Supply Voltage (VCC) | — | 3.0 V to 3.6 V (3.3 V typical) |
| In-System Programmability | — | Yes (via 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 |
| RoHS 状态 | — | Compliant (per Intel/Altera product page) |
| Lead-Free | — | Yes |
| Configuration Mode | — | Passive Serial (PS) / Active Serial (AS) via FPGA controller |