LTC2389IUK-18 vs LTC2393IUK-16 对比
详细并排对比 LTC2389IUK-18 出自 Analog Devices 和 LTC2393IUK-16 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 | LTC2389IUK-18 | LTC2393IUK-16 |
|---|---|---|
| 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） | $45.30 | $10.50 |
| 分辨率 | 18 bit | 16 bit |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| 采样率 | 2.5 Msps | — |
| Number of Input Channels | 1 | 1 |
| Input Type | Pin-configurable: Fully Differential (±4.096 V), Pseudo-Differential Unipolar (0 V to 4.096 V), Pseudo-Differential Bipolar (±2.048 V) | Fully Differential |
| Analog Supply Voltage | 5 V (single supply) | — |
| Digital Interface | Serial LVDS | — |
| SNR | 99.8 dB | 94 dB |
| INL (Max) | ±2 LSB | — |
| No Missing Codes | 18 bits guaranteed | — |
| Internal Reference Voltage | 4.096 V with ±20 ppm/°C max drift | — |
| Internal Reference Buffer | Yes | — |
| 工作温度范围 | -40 °C to +85 °C (Industrial grade) | -40 C to +85 C (I-grade, IUK suffix) |
| 封装 | 48-lead QFN (7x7 mm) | 48-lead QFN (7 mm x 7 mm, UK suffix, exposed pad) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS Compliance | RoHS compliant (PBF suffix) | — |
| Sample Rate | — | 1 Msps |
| 输入电压范围 | — | plusmn 4.096 V |
| Supply Voltage (Analog/Digital) | — | 5 V single supply |
| Active Power Consumption | — | approximately 14 mW at 1 Msps |
| Internal Reference Accuracy | — | 0.5 % initial, plusmn 20 ppm/C max TC |
| 接口 | — | Parallel / Serial (SPI, QSPI, MICROWIRE-compatible) |
| RoHS 状态 | — | Compliant (#PBF suffix indicates Pb-free) |