LTC2145CUP-12 vs LTC2157CUP-12 比較
詳細並排比較 LTC2145CUP-12 由 Analog Devices 與 LTC2157CUP-12 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。
Analog Devices
LTC2145CUP-12 - 12-Bit 125Msps Dual ADC, 1.8V, 64-QFN | Analog Devices
LTC2145CUP-12 ✓ 啟用中規格比較
| 參數 | LTC2145CUP-12 | LTC2157CUP-12 |
|---|---|---|
| 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 | 12 bits | 12 bit |
| Sample Rate | 125 Msps | — |
| Number of Channels | 2 (simultaneous sampling) | 2 (dual) |
| Architecture | Pipelined with on-chip S/H | Pipelined |
| Analog Supply Voltage | 1.8 V (single supply) | — |
| Digital I/O Supply | 1.2 V to 1.8 V (separate supply) | — |
| Analog Input Type | Differential | — |
| INL (typical) | ±0.3 LSB | — |
| DNL (typical) | ±0.1 LSB (no missing codes over temperature) | — |
| Transition Noise | 0.3 LSB RMS | — |
| SNR | 70.6 dB | 68.5 dB |
| SFDR | 89 dB | 90 dB |
| Aperture Jitter | 0.08 ps RMS | — |
| Output Modes | Full-rate CMOS, DDR CMOS, DDR LVDS (selectable) | — |
| 工作溫度範圍 | 0 °C to +70 °C (C grade) | 0C to +70C (commercial, C suffix) |
| 封裝 | 64-QFN EP (9 mm x 9 mm, exposed pad) | 64-lead QFN (9mm x 9mm) |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant (#PBF suffix indicates lead-free RoHS) | Compliant (PBF suffix) |
| 取樣率 | — | 250 MSPS per channel |
| Power Dissipation (Total) | — | 628 mW |
| 供應電壓 | — | 1.8 V (single) |
| Full-Power Input Bandwidth | — | 1.25 GHz |
| Differential Input Range | — | 1.5 Vp-p |
| Digital Output | — | DDR LVDS |
| Configuration Interface | — | Serial SPI |