MAX147AEAP vs MAX146AEAP 对比
详细并排对比 MAX147AEAP 出自 Analog Devices 和 MAX146AEAP 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。
Analog Devices
MAX147AEAP - 12-Bit 8-Ch SAR ADC, 133ksps, Serial | Maxim Integrated
MAX147AEAP ✓ 量产中
规格对比
| 参数 | MAX147AEAP | MAX146AEAP |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | 不推荐新设计 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $4.88 | $8.95 |
| 分辨率 | 12 bit | 12 bits |
| Number of Input Channels | 8 single-ended / 4 differential | 8 (single-ended) / 4 (differential) |
| Conversion Architecture | SAR (Successive Approximation) | — |
| Sample Rate (max) | 133 ksps | — |
| Analog Supply Voltage (AVDD) | +2.7 V to +5.25 V | +2.7 V to +5.25 V |
| Digital Supply Voltage (DVDD) | +2.7 V to +5.25 V | +2.7 V to +5.25 V |
| 基准电压 | External (user-supplied, MAX147 variant) | — |
| Input Type | Differential, Single Ended | — |
| Data Interface | Serial (SPI/QSPI/MICROWIRE-compatible) | — |
| Shutdown Pin | Yes - SHDN (active low, hardware) | — |
| Software Power-Down | Yes (selectable, plus auto-shutdown at end-of-conversion) | — |
| 工作温度范围 | -40 °C to +85 °C (industrial) | — |
| 封装 / 外壳 | 20-SSOP (5.3 mm body) | — |
| 安装类型 | Surface Mount | — |
| 引脚数 | 20 | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Reference-Buffer Amplifier Trim | ±1.5 % voltage adjustment range | — |
| Conversion Rate | — | 133 kSPS |
| Architecture | — | SAR (Successive Approximation) |
| Supply Current (operating) | — | 1.3 mA (typ) |
| Supply Current (shutdown) | — | 1 microA (typ) |
| Internal Reference Voltage | — | 2.5 V (MAX146 variant) |
| Reference Adjustment Range | — | ±1.5% |
| Input Overvoltage Protection | — | ±16 V |
| INL (max) | — | ±1 LSB |
| DNL (max) | — | ±1 LSB (no missing codes) |
| Track-and-Hold Bandwidth | — | 2 MHz (typ) |
| Serial Interface | — | SPI / QSPI / MICROWIRE-compatible |
| Shutdown Mode | — | Hardware SHDN-bar + software auto-shutdown |
| 封装 | — | 20-pin SSOP |
| 工作温度 | — | -40 C to +85 C |