MAX1270BENG vs MAX128AEAI 对比
详细并排对比 MAX1270BENG 出自 Analog Devices 和 MAX128AEAI 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。
规格对比
| 参数 | MAX1270BENG | MAX128AEAI |
|---|---|---|
| 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） | $19.85 | $14.04 |
| Manufacturer | Analog Devices (formerly Maxim Integrated Products) | — |
| Part Number | MAX1270BENG | — |
| Description | Multirange, +5V, 8-Channel, Serial 12-Bit ADC | — |
| 分辨率 | 12 bits | 12 bits |
| Number of Channels | 8 (single-ended) / 4 (true-differential) | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation Register) |
| 输入电压范围 | 0 to +10V, 0 to +5V, \u00b15V, \u00b110V (software-selectable) | — |
| Fault-Protected Inputs | \u00b117V (with internal protection, no external clamps required) | — |
| 电源电压 | +5V single supply | +5 V single supply |
| Throughput Rate | 110 ksps | — |
| Track-and-Hold Bandwidth | 5 MHz | — |
| 基准电压 | Internal 4.096V (external reference input optional) | — |
| Serial Interface | SPI/QSPI/MICROWIRE-compatible | 2-wire I2C-compatible |
| Clock | Internal or external (software-selectable) | — |
| 封装 | 24-pin PDIP (DIP-24) | 28-pin SSOP |
| 安装类型 | Through-Hole | Surface Mount |
| 工作温度范围 | -40\u00b0C to +85\u00b0C (industrial) | — |
| MSL 等级 | 1 (unlimited) | — |
| RoHS 状态 | Compliant (lead-free suffix \\"+\\" versions); non-compliant check \\"-\\" suffix | — |
| Analog Devices Recommended 1ku List Price | Starting from $21.75 (as of 2026-10-14, per analog.com product page) | — |
| 采样率 | — | 8 ksps |
| Number of Input Channels | — | 8 analog inputs |
| Input Ranges | — | 0 to VREF, 0 to VREF/2, ±VREF, ±VREF/2 (4 software-selectable) |
| Integral Non-Linearity (INL) | — | 1/2 LSB (max) |
| Overvoltage Tolerance | — | ±16.5 V |
| Reference Buffer | — | Internal, active in standby (eliminates startup delay) |
| Address Select Pins | — | 2 (AS0, AS1 - allows 4 devices per I2C bus, up to 32 channels) |
| Operating Temperature Grade | — | Industrial (A suffix) |
| 关断电流 | — | [DATA_NEEDED: shutdown current value] |