MAX1274BETC+ vs MAX1139MEEE+ 对比
详细并排对比 MAX1274BETC+ 出自 Analog Devices 和 MAX1139MEEE+ 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 | MAX1274BETC+ | MAX1139MEEE+ |
|---|---|---|
| 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） | $4.55 | $3.95 |
| 分辨率 | 12 bit | 10 bits |
| 采样率 | 1.8 Msps | — |
| Number of Channels | 1 | — |
| Input Type | True Differential | — |
| Architecture | SAR (Successive Approximation) | — |
| Data Interface | SPI / QSPI / MICROWIRE-compatible serial | — |
| Reference Type | External | — |
| Analog Supply Voltage | 5 V | — |
| Supply Current (typ) | [DATA_NEEDED: supply current at 1.8Msps] | — |
| 工作温度 | -40C to +85C (industrial) | -40 °C to +85 °C |
| 封装 | 12-TQFN (4x4 mm) with exposed pad | 16-pin QSOP |
| Package Code | TQFN-12 (HVQCCN) | — |
| 安装类型 | Surface Mount | Surface Mount |
| Process Technology | BiCMOS | — |
| RoHS 状态 | Compliant (lead-free, marked +) | Compliant |
| Number of Input Channels | — | 6 single-ended / 6 differential (12 total) |
| Converter Architecture | — | SAR (Successive Approximation) |
| 电源电压 | — | 2.7 V to 3.6 V (single supply) |
| 电源电流 | — | 670 µA at 94.4 ksps |
| Maximum Sampling Rate | — | 94.4 ksps |
| 接口 | — | I2C-compatible 2-wire serial (up to 400 kHz) |
| Input Configuration | — | Software-configurable unipolar/bipolar, single-ended/differential |
| Internal Reference Voltage | — | 2.048 V |
| Track/Hold | — | Internal |
| Internal Clock | — | Yes (no external clock required) |
| 关断电流 | — | < 1 µA (hardware/software shutdown) |