EPC144ILC-20 vs EPC1441LC20N 对比
详细并排对比 EPC144ILC-20 出自 Altera 和 EPC1441LC20N 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 | EPC144ILC-20 | EPC1441LC20N |
|---|---|---|
| 品牌 | Altera | Intel |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | 最后采购期 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.85 | $7.95 |
| 存储器类型 | OTP Configuration PROM (one-time programmable) | OTP EPROM (One-Time Programmable) |
| 存储容量 | 440 kb (kilobits) | 440 Kbit |
| Configuration Interface | Serial (Altera proprietary PS mode) | — |
| 电源电压 | 5.0 V (typical) | 3.3 V (typical) |
| Standby Current | < 50 uA (CMOS standby) | — |
| Programmable | No (factory-programmed by Altera or distributor) | — |
| 封装 | 20-pin PLCC (J-lead) | 20-PLCC (J-Lead, 9 x 9 mm) |
| 工作温度 | [DATA_NEEDED: operating temperature range] | 0 C to +70 C (commercial) |
| Compatible FPGA Families | Cyclone, ACEX 1K, APEX 20K, MAX 7000-series | — |
| Configuration Mode Support | PS (passive serial) and FPP (fast passive parallel) | — |
| JTAG Interface | Not present | — |
| End-of-Life Status | Last-time-buy (per Altera product change notifications) | — |
| Lead-Free / RoHS | Depends on date code; non-RoHS vintage stock common | — |
| Programming Method | Altera dedicated PROM programmer hardware | — |
| Data Retention | Permanent (anti-fuse OTP cell, no retention concern) | — |
| 引脚数量 | 20 | — |
| 安装类型 | Surface Mount (PLCC J-lead) | Surface Mount (PLCC socket compatible) |
| 存储组织 | — | 55 K x 8 bit |
| 接口 | — | Serial, 4-wire (nCS, DCLK, DATA, nINIT_CONF) |
| Configuration Clock (DCLK) | — | 8 MHz maximum |
| Programming Interface | — | JTAG (IEEE 1149.1) / Altera Programming Unit |
| Supported FPGA Families | — | ACEX 1K, APEX 20K, APEX II, Arria GX, Cyclone, Cyclone II, FLEX 10K, FLEX 6000, Mercury, Stratix, Stratix GX, Stratix II, Stratix II GX |
| Cascadable | — | Yes (nCS daisy-chain) |
| RoHS 状态 | — | [DATA_NEEDED: RoHS status] |
| MSL 等级 | — | [DATA_NEEDED: MSL level] |
| Lead-Free | — | [DATA_NEEDED: lead-free status] |