EPC21C20U vs EPC22C20N 比較
詳細並排比較 EPC21C20U 由 Intel 與 EPC22C20N 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 | EPC21C20U | EPC22C20N |
|---|---|---|
| 品牌 | Intel | Altera |
| 類別 | Memory ICs | Memory ICs |
| 生命週期狀態 | 啟用中 | Obsolete |
| Manufacturer | Intel / Altera | Intel (formerly Altera) |
| Product Type | Configuration Device (Boot Flash) | — |
| 記憶體容量 | 20 Mbit (2.5 Mbyte) | — |
| Supply Voltage (VCC) | 3.0 V to 3.6 V (3.3 V typical) | — |
| 介面 | Altera/Intel Passive Serial (PS) and Active Serial (AS), JTAG (IEEE 1149.1) | — |
| 封裝 | 20-pin UBGA (Ultra FineLine BGA) - also called 20-pin FBGA | 20-pin PLCC (J-lead) |
| 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 | — |
| 工作溫度 | -40 C to +85 C (industrial) | [DATA_NEEDED: operating temperature range] |
| 安裝類型 | Surface Mount (BGA) | Surface Mount / Socket |
| RoHS 狀態 | Compliant (per Intel/Altera product page) | [DATA_NEEDED: RoHS status] |
| Lead-Free | Yes | — |
| Configuration Mode | Passive Serial (PS) / Active Serial (AS) via FPGA controller | — |
| Device Type | — | Configuration PROM for SRAM-based LUT FPGAs |
| Target FPGA Family | — | FLEX 10K, FLEX 6000, APEX 20K series |
| Configuration Interface | — | Serial (DCLK / DATA0 / nCONFIG / nSTATUS / CONF_DONE) |
| Programming Interface | — | IEEE 1149.1 JTAG (in-system programmable) |
| 供應電壓 | — | 3.3 V or 5 V |
| Package Marking Code | — | EPC22C20N |
| 腳位數 | — | 20 |
| Bitstream Capacity | — | [DATA_NEEDED: bitstream capacity in bits] |
| Configuration Time | — | [DATA_NEEDED: typical configuration time] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| 生命週期狀態 | — | Obsolete (last-time-buy from Altera announced for legacy configuration devices) |