LTC2157CUP-14 vs LTC2155IUP-14 对比
详细并排对比 LTC2157CUP-14 出自 Analog Devices 和 LTC2155IUP-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 | LTC2157CUP-14 | LTC2155IUP-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） | $132.40 | $107.04 |
| 分辨率 | 14 bits | 14 bits |
| Number of Channels | 2 (simultaneous sampling) | 2 (simultaneous sampling) |
| Sample Rate | 250 Msps per channel | — |
| Architecture | Pipelined | Pipelined |
| Input Type | Differential | — |
| Input Range | 1.5 Vp-p | — |
| 电源电压 | 1.8 V (single) | 1.8 V (single supply) |
| Total Power Dissipation | 650 mW | — |
| SNR | 70 dB | — |
| SFDR | 90 dB | — |
| Full-Power Bandwidth (S/H) | 1.25 GHz | — |
| Digital Output | DDR LVDS | DDR LVDS / CMOS (selectable) |
| Reference | Internal or external | Internal or External (selectable) |
| Configuration Interface | Serial SPI port | — |
| 封装 | 64-QFN (9 mm x 9 mm) with exposed pad | 64-lead QFN (9 mm x 9 mm) with EP, UP suffix |
| Pin/Package Code | UP (QFN-64) | — |
| 工作温度范围 | 0C to +70C (commercial, C grade) | -40C to +85C (I grade) |
| 安装类型 | Surface Mount | — |
| RoHS 状态 | Compliant (PBF suffix) | Compliant (per #PBF ordering code) |
| Clock Duty Cycle Stabilizer | Optional, on-chip | — |
| Sleep/Nap Modes | Yes (low-power) | — |
| Manufacturer | — | Analog Devices (formerly Linear Technology) |
| Product Type | — | ADC (Analog-to-Digital Converter) |
| Sample Rate (per channel) | — | 170 Msps |
| Analog Input | — | Differential |
| Input Bandwidth (full power) | — | 600 MHz (typical, datasheet figure) |
| SNR @ 70 MHz input | — | 74.5 dBFS (typical) |
| SFDR @ 70 MHz input | — | 90 dBFS (typical) |
| Moisture Sensitivity Level | — | MSL level rating - see manufacturer JEDEC J-STD-020 profile on package label |