MAX1271AENG vs MAX1270BENG 对比
详细并排对比 MAX1271AENG 出自 Maxim Integrated 和 MAX1270BENG 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 | MAX1271AENG | MAX1270BENG |
|---|---|---|
| 品牌 | Maxim Integrated | Analog Devices |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | Obsolete | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.95 | $19.85 |
| 分辨率 | 12 bits | 12 bits |
| Number of Channels | 8 | 8 (single-ended) / 4 (true-differential) |
| 采样率 | 110 ksps | — |
| 电源电压 | +5 V (single supply) | +5V single supply |
| 输入电压范围 | 0 to VREF, 0 to 2xVREF, 0 to 4xVREF, +/-VREF (4 software-selectable) | 0 to +10V, 0 to +5V, \u00b15V, \u00b110V (software-selectable) |
| Integral Nonlinearity (INL) | +/-0.5 LSB (max) | — |
| 基准电压 | +4.096 V internal (or external) | Internal 4.096V (external reference input optional) |
| 接口 | 3-wire SPI/QSPI/MICROWIRE-compatible serial | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation) |
| 关断电流 | < 10 uA | — |
| Acquisition Time | 200 ns (typical) | — |
| 封装 | 24-pin PDIP (DIP-24, 0.300 inch) | 24-pin PDIP (DIP-24) |
| 安装类型 | Through-Hole | Through-Hole |
| 工作温度 | -40 C to +85 C (extended-industrial grade per datasheet) | — |
| RoHS 状态 | [DATA_NEEDED: see _validation_note] | Compliant (lead-free suffix \\"+\\" versions); non-compliant check \\"-\\" suffix |
| Sample Rate (per channel, muxed) | [DATA_NEEDED: per-channel rate when muxing 8 channels at 110 ksps aggregate] | — |
| Manufacturer | — | Analog Devices (formerly Maxim Integrated Products) |
| Part Number | — | MAX1270BENG |
| Description | — | Multirange, +5V, 8-Channel, Serial 12-Bit ADC |
| Fault-Protected Inputs | — | \u00b117V (with internal protection, no external clamps required) |
| Throughput Rate | — | 110 ksps |
| Track-and-Hold Bandwidth | — | 5 MHz |
| Serial Interface | — | SPI/QSPI/MICROWIRE-compatible |
| Clock | — | Internal or external (software-selectable) |
| 工作温度范围 | — | -40\u00b0C to +85\u00b0C (industrial) |
| MSL 等级 | — | 1 (unlimited) |
| Analog Devices Recommended 1ku List Price | — | Starting from $21.75 (as of 2026-10-14, per analog.com product page) |