EPC2L20U vs EPC2LI20U 比較
詳細並排比較 EPC2L20U 由 Altera 與 EPC2LI20U 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 | EPC2LI20U |
|---|---|---|
| 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 (65,536 x 1-bit device) |
| Supply Voltage (VCC) | 3.0 V to 3.6 V | 3.0 V to 5.5 V (5.0 V nominal) |
| 介面類型 | Serial configuration (DCLK/DATA0) | — |
| Programmability | In-system programmable via IEEE 1532 / JTAG | In-system programmable via JTAG (IEEE 1149.1) |
| 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) | — |
| 封裝 | 20-PLCC (PLCC-20) | 20-pin PLCC (9x9 mm) |
| 安裝類型 | Surface Mount / Socket | Surface Mount (PLCC socket) |
| JTAG Support | Yes (IEEE Std 1149.1 boundary scan) | — |
| 腳位數 | 20 | — |
| RoHS 狀態 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: rohs status] |
| Lead-Free | [DATA_NEEDED: lead-free status] | — |
| MSL 等級 | [DATA_NEEDED: MSL level] | [DATA_NEEDED: MSL moisture sensitivity level] |
| 記憶體類型 | — | Configuration PROM (serial EEPROM) |
| Programming Voltage | — | 5.0 V (via internal charge pump) |
| Configuration Interface | — | Serial 4-pin (DATA, DCLK, nCS, OE) |
| Maximum DCLK Frequency | — | 33 MHz (fast mode) |
| 工作溫度範圍 | — | -40 C to +85 C (industrial) |
| Cascade Support | — | Yes (via nCASC pin) |
| Device ID | — | 32-bit JTAG-readable |
| Supported FPGA Families | — | APEX II, APEX 20K, Mercury, ACEX 1K, FLEX 6000/10KE/10KA |