EPC2LI20U vs EPC2LI20J 比較
詳細並排比較 EPC2LI20U 由 Altera 與 EPC2LI20J 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 | EPC2LI20U | EPC2LI20J |
|---|---|---|
| 品牌 | Altera | Altera |
| 類別 | Memory ICs | Memory ICs |
| 生命週期狀態 | Obsolete | 啟用中 |
| 記憶體類型 | Configuration PROM (serial EEPROM) | In-System Programmable Configuration PROM (flash) |
| 記憶體容量 | 1.6 Mbit (65,536 x 1-bit device) | 1,695,680 bits (1.6Mb) |
| Supply Voltage (VCC) | 3.0 V to 5.5 V (5.0 V nominal) | — |
| 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) | — |
| 封裝 | 20-pin PLCC (9x9 mm) | 20-pin PLCC with J-leads (JEDEC MS-018) |
| 安裝類型 | Surface Mount (PLCC socket) | — |
| Programmability | In-system programmable via JTAG (IEEE 1149.1) | — |
| Cascade Support | Yes (via nCASC pin) | Yes (multi-device configuration chain) |
| Device ID | 32-bit JTAG-readable | — |
| Supported FPGA Families | APEX II, APEX 20K, Mercury, ACEX 1K, FLEX 6000/10KE/10KA | — |
| RoHS 狀態 | [DATA_NEEDED: rohs status] | [DATA_NEEDED: RoHS compliance status] |
| MSL 等級 | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| 組織 | — | 65,536 x 1-bit (serial interface) |
| 介面 | — | Altera 4-pin serial configuration (DATA, DCLK, nCS, nCONFIG) |
| Target FPGAs | — | APEX II, APEX 20K/20KC/20KE, Mercury, ACEX 1K, FLEX 6000/10KE/10KA |
| Supply Voltage (VCCINT) | — | 3.0 V to 3.6 V (3.3 V typical) |
| I/O Voltage (VCCIO) | — | 5.0 V or 3.3 V tolerant |
| ISP Programming Interface | — | JTAG (IEEE 1149.1) |
| Internal Oscillator | — | Yes (configures without external clock source) |
| 工作溫度 | — | -40C to +85C (industrial) |
| Programming Cycles | — | [DATA_NEEDED: minimum endurance cycles] |
| Lead-Free | — | [DATA_NEEDED: lead-free status] |
| Configuration Clock (DCLK) | — | Up to 33 MHz |