EPC2LC21N vs EPC2LC20N 对比
详细并排对比 EPC2LC21N 出自 Altera 和 EPC2LC20N 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 | EPC2LC21N | EPC2LC20N |
|---|---|---|
| 品牌 | Altera | Intel |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | Obsolete | 不推荐新设计 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $10.95 | $7.40 |
| 存储器类型 | Configuration PROM (EPROM/EEPROM-based) | Flash |
| 存储容量 | 1.6 Mbit | 1.6 Mbit |
| 电源电压 | 3.3 V | — |
| 接口 | Serial (Altera FPP/PS configuration) | Serial (DATA0, DCLK, nCONFIG, nSTATUS, CONF_DONE) |
| Programmability | In-system programmable via JTAG (ISP) | — |
| Configuration Method | Serial data stream to FPGA DCLK/DATA | — |
| 封装 | 20-pin PLCC (9x9 mm) | 20-pin PLCC (J-Lead, 9x9 mm) |
| 安装类型 | Surface Mount (PLCC socket compatible) | Surface Mount |
| 工作温度 | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range] |
| JTAG Support | Yes (IEEE 1149.1 boundary-scan) | IEEE 1149.1 / IEEE 1532 compliant |
| Endurance (ISP writes) | [DATA_NEEDED: ISP write endurance cycles] | — |
| Data Retention | [DATA_NEEDED: data retention years] | — |
| RoHS 状态 | Compliant | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Target FPGAs | Altera APEX, ACEX, FLEX, Cyclone, MAX series | — |
| 功能 | — | In-System Programmable Configuration PROM for SRAM-based FPGAs |
| Programmable Type | — | In System Programmable (ISP) |
| Supply Voltage VCCINT | — | 3.0 V to 3.6 V |
| Supply Voltage VCCIO | — | 4.75 V to 5.25 V |
| Configuration Clock Frequency | — | 8 MHz (max) |
| Packaging | — | Tube |
| Supported FPGA Families | — | Altera APEX, Cyclone, Stratix, ACEX, MAX 7000 |