EPC2L20U vs EPC2L20 比較
詳細並排比較 EPC2L20U 由 Altera 與 EPC2L20 由 Altera. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | EPC2L20U | EPC2L20 |
|---|---|---|
| 品牌 | Altera | Altera |
| 類別 | FPGA & CPLD | Memory ICs |
| 生命週期狀態 | 最後購買 | Obsolete |
| 記憶體容量 | 1.6 Mbit | 1.6 Mbit |
| Supply Voltage (VCC) | 3.0 V to 3.6 V | — |
| 介面類型 | Serial configuration (DCLK/DATA0) | — |
| Programmability | In-system programmable via IEEE 1532 / JTAG | In-system programmable via JTAG |
| Supported FPGAs | APEX II, APEX 20K, Mercury, Stratix, Cyclone, ACEX 1K | — |
| Configuration Mode | Single + Cascade (multi-PROM daisy chain) | — |
| Compression Support | Yes (FPGA decompresses bitstream) | — |
| 工作溫度 | -40C to +85C (industrial) | [DATA_NEEDED: operating temperature range] |
| 封裝 | 20-PLCC (PLCC-20) | 20-pin PLCC (J-lead) |
| 安裝類型 | Surface Mount / Socket | Surface Mount (PLCC socket compatible) |
| JTAG Support | Yes (IEEE Std 1149.1 boundary scan) | — |
| 腳位數 | 20 | — |
| RoHS 狀態 | [DATA_NEEDED: RoHS status] | RoHS Compliant (per IC Components listing) |
| Lead-Free | [DATA_NEEDED: lead-free status] | — |
| MSL 等級 | [DATA_NEEDED: MSL level] | [DATA_NEEDED: MSL rating] |
| 記憶體類型 | — | Configuration PROM (non-volatile) |
| 組織 | — | 8-bit byte |
| 介面 | — | Serial FPGA configuration + JTAG (IEEE 1149.1 / IEEE 1532) |
| 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 |
| Process Technology | — | Low-power CMOS |
| Target FPGAs | — | APEX II, APEX 20K, Mercury, ACEX 1K, Cyclone, Stratix |