EPC1LC20N vs EPC1LC20U 对比
详细并排对比 EPC1LC20N 出自 Intel 和 EPC1LC20U 出自 Altera。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 | EPC1LC20U |
|---|---|---|
| 品牌 | Intel | Altera |
| 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 | $9.75 |
| 存储器类型 | OTP Configuration PROM (EPROM-based) | OTP (One-Time-Programmable) Configuration PROM |
| 存储容量 | 1 Mbit | — |
| Programmable Type | OTP (One-Time Programmable) | — |
| Configuration Clock Frequency | 16.7 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) | [DATA_NEEDED: industrial/commercial grade range] |
| 封装 / 外壳 | 20-LCC (J-Lead), PLCC-20 | — |
| Package Dimensions | 9 mm x 9 mm | — |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tube | — |
| Configuration Interface | Serial (DATA, DCLK, nCONFIG, nSTATUS) | Altera Serial Configuration (4-wire) |
| Supported FPGA Families | Altera FLEX, APEX, ACEX, Mercury | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Compliant (Pb-free finish, "U" suffix) |
| Lead-Free | [DATA_NEEDED: lead-free status] | — |
| Memory Density | — | 1 Mbit |
| Maximum DCLK Frequency | — | 8 MHz |
| 封装 | — | 20-pin PLCC (9x9 mm) |
| Operating Voltage (VCC) | — | 3.3 V typical [DATA_NEEDED: full range] |
| Configuration Time | — | [DATA_NEEDED: depends on bitstream length and DCLK] |
| Cascading Support | — | Yes (multi-PROM daisy-chain for larger bitstreams) |
| Programming Method | — | Altera APU / third-party JTAG programmer |
| Lead-Free (Pb-free) Finish | — | Yes ("U" suffix) |
| Compatibility | — | Altera SRAM-based LUT FPGAs (APEX, FLEX, ACEX, Cyclone, Stratix families) |
| MSL 等级 | — | [DATA_NEEDED] |