EPC1LC20C vs EPC1LC20W 对比
详细并排对比 EPC1LC20C 出自 Altera 和 EPC1LC20W 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 | EPC1LC20C | EPC1LC20W |
|---|---|---|
| 品牌 | Altera | Intel |
| 分类 | FPGA & CPLD | 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） | $7.40 | $9.55 |
| 存储器类型 | Serial Configuration Flash | Serial Configuration Flash |
| 存储容量 | 1 Mbit (1,048,576 bits) | — |
| Configuration Clock (DCLK) | 8 MHz maximum | — |
| 接口 | Serial (DATA/DCLK) + JTAG (IEEE 1149.1) | Serial (Altera passive serial configuration) |
| 电源电压 | 3.3 V or 5.0 V | 3.0 V to 5.5 V |
| Programmability | In-system via JTAG | — |
| Cascading Support | Yes (nCS, CS pins) | — |
| 封装 | 20-pin LCC (Leadless Chip Carrier) | PLCC-20 (J-lead, through-hole) |
| 安装类型 | Surface Mount (ceramic) | Through-Hole (PLCC socket or solder) |
| 工作温度 | -40C to +85C (industrial) | [DATA_NEEDED: industrial / commercial temp grade] |
| Compatible FPGA Families | FLEX 10K, ACEX 1K, APEX 20K | Classic, MAX, FLEX, ACEX, Cyclone, APEX |
| JTAG Pins | TCK, TMS, TDI, TDO | — |
| Configuration Mode | Slave-serial (FPGA-master) | — |
| MSL 等级 | MSL3 (ceramic, floor life 168 hours) | [DATA_NEEDED: MSL rating] |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance status] | [DATA_NEEDED: RoHS compliance status] |
| Memory Density | — | 1 Mbit |
| 最大时钟频率 | — | 8 MHz |
| 引脚数量 | — | 20 |
| Configuration Handshake Pins | — | nCONFIG, nSTATUS, CONF_DONE |
| Standby Current | — | [DATA_NEEDED: typical Icc standby] |
| Active Current | — | [DATA_NEEDED: typical Icc active] |
| Reconfiguration Support | — | Yes (nCONFIG toggle triggers reload) |
| Lead-Free | — | [DATA_NEEDED: lead-free / SnPb plating] |