EP1C20F400C7N vs EP1C20F400I7 对比
详细并排对比 EP1C20F400C7N 出自 Altera 和 EP1C20F400I7 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 | EP1C20F400C7N | EP1C20F400I7 |
|---|---|---|
| 品牌 | Altera | Intel |
| 分类 | FPGA & CPLD | FPGA & CPLD |
| 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） | $65.80 | $28.75 |
| Series | Cyclone | Cyclone |
| Family | Cyclone I | — |
| Logic Elements (LE) | 20,060 | — |
| Logic Array Blocks (LABs) | 2,006 | — |
| Embedded Memory (bits) | 294,912 (288 Kbits, M4K blocks) | 294,912 |
| User I/O Count | 301 | — |
| Embedded 18x18 Multipliers | 52 | — |
| PLLs | 4 | 2 |
| Process Technology | 130 nm CMOS (SRAM-based) | 0.13 µm CMOS |
| Core Voltage | 1.5 V | 1.5 V |
| Speed Grade | -7 (commercial, ~405 MHz internal) | I7 (industrial, slowest) |
| 工作温度 | 0 °C to +85 °C (commercial) | — |
| 封装 | 400-ball FineLine BGA (FBGA) | 400-ball FBGA (FineLine BGA), 21 x 21 mm, 1.0 mm pitch |
| 安装类型 | Surface Mount | Surface Mount |
| Configuration Interface | Active Serial (AS) / Passive Serial (PS) / JTAG | — |
| I/O Standards Supported | LVTTL, LVCMOS, SSTL, HSTL, LVDS (via 8 I/O banks) | — |
| External Memory Support | DDR SDRAM, QDR SRAM, FCRAM | — |
| RoHS 状态 | Compliant (per Altera product page) | Compliant |
| Logic Elements | — | 20,060 |
| M4K Memory Blocks | — | 60 (4 Kbit each) |
| Maximum User I/O | — | 301 |
| 工作温度范围 | — | -40C to +100C (industrial, junction) |
| Configuration Modes | — | AS, PS, JTAG |
| 生命周期状态 | — | Obsolete (Cyclone generation discontinued) |