EPC2L20 vs EPC1LC20 对比
详细并排对比 EPC2L20 出自 Altera 和 EPC1LC20 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 | EPC2L20 | EPC1LC20 |
|---|---|---|
| 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） | $25.80 | $7.95 |
| 存储器类型 | Configuration PROM (non-volatile) | Non-volatile configuration memory (Flash/EPROM) |
| 存储容量 | 1.6 Mbit | — |
| 存储组织 | 8-bit byte | — |
| 接口 | Serial FPGA configuration + JTAG (IEEE 1149.1 / IEEE 1532) | — |
| Programmability | In-system programmable via JTAG | — |
| Core Supply Voltage (VCCINT) | 3.3 V | — |
| I/O Supply Voltage (VCCIO) | 3.3 V or 5.0 V (VCCSEL selectable) | — |
| Cascade Support | Yes - multi-device daisy chain | — |
| Boundary Scan | JTAG IEEE 1149.1 BST | — |
| 封装 | 20-pin PLCC (J-lead) | 20-pin PLCC (J-leaded, surface mount) |
| 安装类型 | Surface Mount (PLCC socket compatible) | Surface Mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: Operating temperature range] |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| RoHS 状态 | RoHS Compliant (per IC Components listing) | [DATA_NEEDED: RoHS status] |
| Process Technology | Low-power CMOS | — |
| Target FPGAs | APEX II, APEX 20K, Mercury, ACEX 1K, Cyclone, Stratix | — |
| Memory Capacity | — | 1 Mbit (1,048,576 bits) |
| 接口类型 | — | Serial configuration interface |
| Maximum DCLK Frequency | — | 8 MHz |
| 电源电压 | — | 3.3 V or 5.0 V |
| In-System Programmability | — | Yes (IEEE 1149.1 / JTAG) |
| Programmable Voltage | — | 5.0 V and 3.3 V ISP |
| Configuration Mode | — | Serial, multi-device daisy-chain capable |
| 引脚数量 | — | 20 |
| Compatible FPGA Families | — | ACEX 1K, APEX 20K, FLEX 10K, Cyclone, Mercury |
| JTAG Pins | — | TCK, TMS, TDI, TDO |