LTC2157CUP-12 vs LTC2156CUP-12 比較
詳細並排比較 LTC2157CUP-12 由 Analog Devices 與 LTC2156CUP-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。
規格比較
| 參數 | LTC2157CUP-12 | LTC2156CUP-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 bit | 12 bits |
| 取樣率 | 250 MSPS per channel | 210 Msps |
| Number of Channels | 2 (dual) | 2 (dual) |
| Architecture | Pipelined | Pipelined |
| SNR | 68.5 dB | [DATA_NEEDED: signal-to-noise ratio] |
| SFDR | 90 dB | [DATA_NEEDED: spurious-free dynamic range] |
| 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 | — |
| 工作溫度範圍 | 0C to +70C (commercial, C suffix) | — |
| 封裝 | 64-lead QFN (9mm x 9mm) | 64-lead QFN (UP), 9x9 mm with exposed pad |
| 安裝類型 | Surface Mount | Surface Mount |
| RoHS 狀態 | Compliant (PBF suffix) | Compliant (PBF suffix) |
| Input Type | — | Differential / Single-ended |
| Digital Output Interface | — | DDR LVDS |
| INL (typical) | — | ±0.26 LSB |
| DNL (typical) | — | ±0.16 LSB |
| Transition Noise | — | 0.54 LSBRMS |
| Latency | — | 5 clock cycles |
| Missing Codes | — | None over temperature |
| Clock Input | — | Differential (sine, PECL, LVDS, TTL, CMOS) |
| Supply Voltage (analog) | — | [DATA_NEEDED: analog supply voltage] |
| Supply Voltage (digital) | — | [DATA_NEEDED: digital supply voltage] |
| Power Dissipation | — | [DATA_NEEDED: power dissipation per channel] |
| 工作溫度 | — | -40 C to +85 C (C grade) |
| MSL 等級 | — | 3 |
| Family Pin-Compatibility | — | LTC2157-12 (250 Msps), LTC2155-12 (170 Msps) |
| 1ku List Price (start) | — | $90.14 (per ADI product page, as of 2026-10-13) |