LTC2372HUH-18 vs LTC2344CUH-18 对比
详细并排对比 LTC2372HUH-18 出自 Analog Devices 和 LTC2344CUH-18 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 | LTC2372HUH-18 | LTC2344CUH-18 |
|---|---|---|
| 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） | $20.15 | $18.20 |
| Manufacturer | Analog Devices (Linear Technology) | — |
| Part Status | Active | — |
| Converter Type | SAR ADC, 8-channel multiplexed | — |
| Number of Bits | 18 | — |
| Number of Inputs | 8 (single-ended) / 4 (fully differential pairs) | — |
| 采样率 | 500 ksps | — |
| SNR | 100 dB | 100 dB typical |
| Input Type | Fully differential, pseudo-differential unipolar, pseudo-differential bipolar | Differential, wide common-mode range |
| Supply Voltage (Analog/Digital) | 4.75 V to 5.25 V (single 5V supply) | — |
| Internal Reference | 2.048 V, 20 ppm/°C max temperature coefficient | 2.048 V (with internal buffer) |
| Reference Buffer | Single-shot capable on-chip | — |
| Digital Interface | SPI-compatible, 1.8V/2.5V/3.3V/5V logic | — |
| Channel Sequencer | On-chip, depth 16 | — |
| 工作温度 | -40 °C to +125 °C (extended industrial, H grade) | — |
| 封装 | 32-QFN (5x5 mm) with exposed pad (UH) | 32-QFN (5x5 mm) with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 1 (unlimited) | — |
| RoHS 状态 | Compliant (PBF suffix) | Compliant (#PBF suffix) |
| 分辨率 | — | 18 bits |
| Sampling Rate per Channel | — | 400 kSPS |
| Number of Channels | — | 4 (simultaneous sampling) |
| Architecture | — | SAR (Successive Approximation Register) |
| Input Range (SoftSpan) | — | Bipolar ±10.24 V / unipolar 0-5 V (range dependent) |
| 电源电压 | — | 5 V (single analog supply) |
| Digital I/O Supply | — | 1.8 V to 5 V (OVDD) |
| INL | — | ±2 LSB maximum |
| Serial Interface | — | SPI CMOS (1.8V-5V) / LVDS, pin-selectable, 1-4 lanes (CMOS) |
| Sample-and-Hold | — | Per-channel, true simultaneous acquisition |
| 工作温度范围 | — | -40 to 125 C |