MAX1239LEEE+T vs MAX1139MEEE+T 对比
详细并排对比 MAX1239LEEE+T 出自 Analog Devices 和 MAX1139MEEE+T 出自 Maxim Integrated。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。
Analog Devices
MAX1239LEEE+T - 12-Bit 12-Channel 2-Wire Serial ADC | Maxim Integrated
MAX1239LEEE+T ✓ 量产中
规格对比
| 参数 | MAX1239LEEE+T | MAX1139MEEE+T |
|---|---|---|
| 品牌 | Analog Devices | Maxim Integrated |
| 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） | $4.62 | $3.90 |
| 分辨率 | 12 bit | 10 bits |
| Number of Input Channels | 12 (6 differential pairs) | — |
| Converter Type | SAR (Successive Approximation) | — |
| 采样率 | 94.4 ksps max | — |
| 电源电压 | 2.7 V to 3.6 V (single supply) | 2.7 V to 3.6 V or 4.5 V to 5.5 V (single supply) |
| 电源电流 | 670 µA at 94.4 ksps | — |
| 接口 | I2C-compatible 2-wire serial (Standard/Fast/High-Speed) | I2C-compatible 2-wire serial (up to 400 kHz fast mode) |
| Internal Reference | 2.5 V (MAX1237) / 4.096 V (MAX1239 family) | — |
| 输入电压范围 | 0 to VREF (unipolar); ±VREF/2 (bipolar) | — |
| Integral Nonlinearity (INL) | ±1 LSB (max) | — |
| Differential Nonlinearity (DNL) | ±1 LSB (max, no missing codes) | — |
| Signal-to-Noise + Distortion (SINAD) | [DATA_NEEDED: SINAD at fIN] | — |
| 工作温度 | -40 °C to +85 °C (industrial, "E" suffix) | -40 C to +85 C (extended industrial) |
| 封装 | 16-pin QSOP | 16-pin QSOP |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| MSL 等级 | 1 (unlimited) | — |
| Architecture | — | SAR (Successive Approximation) |
| Input Channels | — | 6 or 12 single-ended (software-configurable) |
| Number of Inputs | — | 6, 12 |
| Internal Reference Voltage | — | 2.048 V (MAX1137/MAX1139) |
| Integrated Track/Hold | — | Yes (internal T/H) |
| Internal Clock | — | Yes (no external clock required) |
| Temperature Grade | — | Industrial |
| Sampling Method | — | Single-shot SAR with internal T/H |
| Maximum Devices per I2C Bus | — | 4 (via external address pins) |
| Lead-Free | — | Yes |