MAX144BEUA vs MAX145ACUA 对比
详细并排对比 MAX144BEUA 出自 Analog Devices 和 MAX145ACUA 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 | MAX144BEUA | MAX145ACUA |
|---|---|---|
| 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） | $3.21 | $5.10 |
| 分辨率 | 12 bits | — |
| Number of Channels | 2 single-ended | 2 (1 pseudo-differential per the MAX145 family) |
| 采样率 | 108 ksps | 108 ksps |
| Conversion Architecture | SAR (Successive Approximation) | — |
| Supply Voltage (Analog/Digital) | +2.7 V to +5.25 V | — |
| Supply Current (108 ksps) | 1.6 mA typ | — |
| Supply Current (Power-Down) | < 1 µA | — |
| Wake-Up Time | 2.5 µs | 2.5 µs |
| Conversion Time | 7.4 µs | 7.4 µs (incl. track/hold acquisition) |
| INL (max) | ±1 LSB | — |
| DNL (max) | ±1 LSB (no missing codes) | — |
| Reference Input | External (REF pin) | External (REF+, REF-) |
| Serial Interface | SPI / MICROWIRE / QSPI-compatible, 3-wire | — |
| Operating Temperature (B grade) | -40 °C to +85 °C | — |
| 封装 | 8-pin µMAX / uSOP (TSSOP-compatible 3.00 mm body) | 8-pin µMAX / uSOP |
| RoHS 状态 | Compliant | Compliant (lead-free variants) |
| Lead-Free | Yes | — |
| Manufacturer | — | Analog Devices / Maxim Integrated |
| Part Number | — | MAX145ACUA |
| 功能 | — | 12-bit SAR Analog-to-Digital Converter (ADC) |
| Number of Bits | — | 12 |
| Architecture | — | Successive Approximation Register (SAR) |
| Supply Voltage (VDD) | — | +2.7 V to +5.25 V |
| Supply Current (108 ksps, VDD = 3.6 V) | — | 0.9 mA typ |
| Supply Current (10 ksps, VDD = 3.6 V) | — | 100 µA typ |
| Supply Current (1 ksps, VDD = 3.6 V) | — | 10 µA typ |
| Power-Down Current | — | 0.2 µA typ |
| Digital Interface | — | 3-wire SPI/QSPI/MICROWIRE-compatible serial |
| Internal Clock | — | Yes (on-chip, 2.5 MHz typ) |
| Track/Hold | — | Internal |
| Operating Temperature (A grade) | — | 0 °C to +70 °C |
| 安装类型 | — | Surface Mount |