EPC1LC20N vs EPC1LC20AL3894 对比
详细并排对比 EPC1LC20N 出自 Intel 和 EPC1LC20AL3894 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 | EPC1LC20N | EPC1LC20AL3894 |
|---|---|---|
| 品牌 | Intel | Intel |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | 不推荐新设计 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $8.40 | $5.45 |
| 存储器类型 | OTP Configuration PROM (EPROM-based) | OTP Configuration PROM (EPROM-based) |
| 存储容量 | 1 Mbit | — |
| Programmable Type | OTP (One-Time Programmable) | — |
| Configuration Clock Frequency | 16.7 MHz | Up to 8 MHz |
| Supply Voltage - VCCINT | 4.75 V to 5.25 V | — |
| Supply Voltage - VCCIO | 3.0 V to 3.6 V | — |
| 工作温度 | 0C to +70C (Commercial) | -40 °C to +85 °C (industrial) |
| 封装 / 外壳 | 20-LCC (J-Lead), PLCC-20 | — |
| Package Dimensions | 9 mm x 9 mm | 9.0 × 9.0 × 4.5 mm (PLCC-20) |
| 安装类型 | Surface Mount | Surface Mount / Socket (PLCC socket compatible) |
| Packaging | Tube | — |
| Configuration Interface | Serial (DATA, DCLK, nCONFIG, nSTATUS) | Serial (Altera standard 4-wire: DATA, DCLK, nCS, nINIT_CONF) |
| Supported FPGA Families | Altera FLEX, APEX, ACEX, Mercury | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Unknown — verify with manufacturer |
| Lead-Free | [DATA_NEEDED: lead-free status] | — |
| Memory Capacity | — | 1 Mbit (212,942 × 1-bit) |
| Supply Voltage (VCC) | — | 3.0 V to 3.6 V (3.3 V nominal) |
| 封装 | — | 20-pin PLCC (J-lead) |
| Programming Method | — | Factory / Altera programming service (one-time only) |
| Erasure | — | Windowed package supports UV erase (ceramic DIP variant); PLCC is OTP |
| 输出配置 | — | Serial data out on DCLK rising edge |
| Compatible FPGA Families | — | APEX, ACEX, FLEX 10K, MAX 7000S/AE/B, Cyclone (legacy) |
| 生命周期状态 | — | Obsolete (EOL announced by Altera / Intel PSG) |
| Shipping Variant Suffix | — | AL3894 (tape-and-reel / specific Altera part marking) |