EPC1LC20CEC vs EPC1LC20W 对比
详细并排对比 EPC1LC20CEC 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 | EPC1LC20CEC | EPC1LC20W |
|---|---|---|
| 品牌 | Altera | Intel |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | Obsolete | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.20 | $9.55 |
| 存储器类型 | OTP Configuration PROM (anti-fuse) | Serial Configuration Flash |
| 存储容量 | 1 Mbit (1,048,576 bits) | — |
| Configuration Interface | Serial (4-pin: DATA, DCLK, nCS, OE) | — |
| 最大时钟频率 | 8 MHz | 8 MHz |
| Programming Mode | One-Time Programmable (OTP) | — |
| 封装 | 20-pin PLCC (9x9 mm) | PLCC-20 (J-lead, through-hole) |
| 工作温度 | 0°C to +70°C | [DATA_NEEDED: industrial / commercial temp grade] |
| 电源电压 | [DATA_NEEDED: VCC range] | 3.0 V to 5.5 V |
| Configuration Mode | Altera serial slave/master | — |
| Compatible FPGA Families | ACEX 1K, APEX 20K, FLEX 6000, FLEX 8000, FLEX 10K | Classic, MAX, FLEX, ACEX, Cyclone, APEX |
| Read Endurance | Unlimited | — |
| Program Endurance | 1 cycle (OTP) | — |
| 安装类型 | Surface Mount (PLCC socket compatible) | Through-Hole (PLCC socket or solder) |
| RoHS 状态 | Non-compliant (legacy PLCC package) | [DATA_NEEDED: RoHS compliance status] |
| Lead-Free | No (contains lead) | [DATA_NEEDED: lead-free / SnPb plating] |
| Memory Density | — | 1 Mbit |
| 接口 | — | Serial (Altera passive serial configuration) |
| 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) |
| MSL 等级 | — | [DATA_NEEDED: MSL rating] |