LTC2249IUH vs LTC2256CUJ-14 比較
詳細並排比較 LTC2249IUH 由 Analog Devices 與 LTC2256CUJ-14 由 Analog Devices. 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 | LTC2249IUH | LTC2256CUJ-14 |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 類別 | ADC/DAC | ADC/DAC |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 解析度 | 14 bits | 14 bit |
| Sample Rate | 80 Msps | 25 Msps |
| Number of Input Channels | 1 | — |
| Architecture | Pipelined | Pipelined |
| Supply Voltage (VDD) | 2.85 V to 3.4 V (3 V typical) | — |
| Power Dissipation | 222 mW at 80 Msps | 35 mW at 25 Msps |
| SNR | 73 dB at 70 MHz input | 73 dB |
| SFDR | 90 dB at 70 MHz input | — |
| INL (typical) | ±1 LSB | — |
| DNL (typical) | ±0.5 LSB | — |
| Full-Power Analog Input Bandwidth | 575 MHz | — |
| Differential Input Range | 1 V to 2 V peak-to-peak | — |
| Data Interface | Parallel CMOS/TTL | — |
| 封裝 | 32-Pin QFN (5x5) with Exposed Pad (UH) | 40-QFN (6 mm x 6 mm) |
| 工作溫度範圍 | -40 °C to +85 °C (industrial) | — |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant (Pb-free PBF suffix) | Compliant (PBF suffix) |
| Data Output Format | Offset Binary / Two's Complement (selectable) | — |
| Number of Inputs | — | 1 |
| 供應電壓 | — | 1.8 V (single) |
| INL | — | ±1 LSB (typical) |
| DNL | — | ±0.3 LSB (typical) |
| Transition Noise | — | 1.13 LSB RMS |
| Input Bandwidth (Full Power) | — | 800 MHz |
| Input Range | — | 1 Vp-p to 2 Vp-p (selectable, differential) |
| Digital Output Modes | — | Full-rate CMOS, DDR CMOS, DDR LVDS (selectable) |
| Output Supply Range (CMOS) | — | 1.2 V to 1.8 V |
| Pin/Package Code | — | UJ (QFN-40, 6x6 mm) |
| Configuration Interface | — | Serial SPI port |
| Power-Saving Modes | — | Nap mode, full shutdown |
| Optional Features | — | Clock duty-cycle stabilizer, data output randomizer |
| 工作溫度 | — | 0C to +70C (commercial C-grade) |