EPC21C20U vs EPC20LC20U 对比
详细并排对比 EPC21C20U 出自 Intel 和 EPC20LC20U 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 | EPC21C20U | EPC20LC20U |
|---|---|---|
| 品牌 | Intel | Intel |
| 分类 | Memory ICs | Memory ICs |
| 生命周期状态 | 有效 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $9.85 | $8.20 |
| Manufacturer | Intel / Altera | Altera Corporation (now Intel) |
| Product Type | Configuration Device (Boot Flash) | — |
| 存储容量 | 20 Mbit (2.5 Mbyte) | — |
| Supply Voltage (VCC) | 3.0 V to 3.6 V (3.3 V typical) | — |
| 接口 | Altera/Intel Passive Serial (PS) and Active Serial (AS), JTAG (IEEE 1149.1) | — |
| 封装 | 20-pin UBGA (Ultra FineLine BGA) - also called 20-pin FBGA | — |
| In-System Programmability | Yes (via JTAG) | — |
| Bitstream Compression Support | Yes | — |
| Cascade (Multi-Device) Support | Yes (nCASC daisy-chain) | — |
| Supported FPGA Families | APEX II, APEX 20KE, APEX 20KC, Mercury, Stratix, Cyclone, ACEX 1K, FLEX 10KE | — |
| 工作温度 | -40 C to +85 C (industrial) | — |
| 安装类型 | Surface Mount (BGA) | Surface Mount (PLCC socket compatible) |
| RoHS 状态 | Compliant (per Intel/Altera product page) | [DATA_NEEDED: RoHS compliance status] |
| Lead-Free | Yes | — |
| Configuration Mode | Passive Serial (PS) / Active Serial (AS) via FPGA controller | — |
| 功能 | — | FPGA Configuration Device (Serial Configuration PROM) |
| 存储器类型 | — | Non-volatile configuration memory |
| Configuration Interface | — | Serial (DATA, DCLK, nCS, nINIT_CONF, nSTATUS, OE) |
| Operating Voltage | — | 5.0 V (typical) |
| Absolute Maximum DC Input | — | -0.3 V to 7.0 V |
| Transient Input Tolerance | — | -2.0 V undershoot to 7.0 V overshoot (<100 mA, <20 ns) |
| Package Type | — | PLCC-20 (J-lead, plastic leaded chip carrier) |
| 引脚数量 | — | 20 |
| Compatible FPGA Families | — | Altera FLEX 6000, FLEX 8000, FLEX 10K, APEX, ACEX, early Cyclone |
| In-System Programming | — | Supported via JTAG / Quartus programmer |
| 工作温度范围 | — | [DATA_NEEDED: industrial/commercial grade] |
| Lead-Free / Halogen-Free | — | [DATA_NEEDED: lead-free status] |
| 生命周期状态 | — | Obsolete / Last-time-buy in distribution |