LTC2157IUP-12 vs LTC2156IUP-14 对比
详细并排对比 LTC2157IUP-12 出自 Analog Devices 和 LTC2156IUP-14 出自 Analog Devices。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | LTC2157IUP-12 | LTC2156IUP-14 |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $64.89 | $134.10 |
| Manufacturer | Analog Devices (Linear Technology) | Analog Devices |
| MPN | LTC2157IUP-12#PBF | — |
| Part Family | LTC2157-12 / LTC2156-12 / LTC2155-12 | — |
| 分辨率 | 12 bits | 14 bit |
| Number of Channels | 2 (dual, simultaneous sampling) | 2 (simultaneous sampling) |
| 采样率 | 250 Msps per channel | 210 Msps |
| Architecture | Pipelined | — |
| SNR (typical) | 70 dB | — |
| SFDR (typical) | 90 dB | — |
| Full-Power Input Bandwidth | 1.25 GHz | — |
| Analog Input Range | 1.5 Vp-p differential | — |
| 电源电压 | 1.8 V single | 1.8 V single supply |
| Power Consumption | 650 mW total (typical) | 650 mW |
| Digital Output | DDR LVDS | — |
| Configuration Interface | Serial SPI port | Serial SPI |
| Special Features | Optional clock duty cycle stabilizer, low-power sleep and nap modes, 200 ohm SDO open-drain | — |
| 工作温度 | -40 °C to +85 °C (IUP industrial grade) | — |
| 封装 | 64-pin QFN (9 mm × 9 mm) with exposed pad (UP) | 64-QFN (9x9 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant (PBF suffix) | Compliant (PBF suffix) |
| Part Number | — | LTC2156IUP-14 |
| Converter Type | — | Dual ADC, Pipelined |
| Input Type | — | Differential |
| 输入电压范围 | — | 1.5 Vp-p |
| SNR | — | 70 dB |
| SFDR | — | 90 dB |
| Output Interface | — | DDR LVDS |
| Full-Power Bandwidth | — | 1.25 GHz |
| 工作温度范围 | — | -40 C to +85 C (IUP grade) |
| Lead-Free | — | Yes (PBF suffix) |