AS1543-BQFT vs AD7995YRMZ-0 对比
详细并排对比 AS1543-BQFT 出自 ams OSRAM 和 AD7995YRMZ-0 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 | AS1543-BQFT | AD7995YRMZ-0 |
|---|---|---|
| 品牌 | ams OSRAM | 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） | $3.86 | $2.98 |
| Number of Bits | 12 | — |
| 采样率 | 1 Msps | — |
| Number of Input Channels | 8 (single-ended) / 4 (differential) | 3 or 4 (one pin shared with external reference input) |
| Architecture | SAR (Successive Approximation Register) | — |
| Input Type | Single-Ended, Pseudo-Differential, Fully Differential | — |
| Supply Voltage (Analog) | 2.7 V to 5.25 V | — |
| Data Interface | SPI, QSPI, MICROWIRE, DSP-compatible Serial | — |
| Analog Input Bandwidth (T/H) | > 1 MHz | — |
| 封装 / 外壳 | 20-TQFN (4x4 mm) Exposed Pad | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40 °C to +125 °C [DATA_NEEDED: confirm exact range from datasheet] | — |
| 引脚数 | 20 | — |
| Input Multiplexer | 8:1 / 4:1 (configurable) | — |
| Reference Input | External [DATA_NEEDED: confirm internal/external option] | — |
| Power Consumption | [DATA_NEEDED: typical mW at 1 Msps, 3 V / 5 V] | — |
| INL / DNL | [DATA_NEEDED: typical LSB values] | — |
| SNR | [DATA_NEEDED: dB at 1 Msps] | — |
| RoHS / Lead-Free | Compliant (per distributor listing) | — |
| 分辨率 | — | 10 bit |
| Conversion Architecture | — | SAR (Successive Approximation) |
| Conversion Time | — | 1 µs typical |
| Supply Voltage (VDD) | — | 2.7 V to 5.5 V |
| Analog Input Range | — | 0 V to VDD |
| Serial Interface | — | I2C-compatible (Standard / Fast / High-Speed) |
| I2C Address Variant | — | -0 suffix (specific 7-bit address, see datasheet) |
| 工作温度范围 | — | -40 °C to +125 °C (automotive / YRMZ grade) |
| 封装 | — | 8-pin MSOP (MO-187AA / RM-8) |
| Integrated Track-and-Hold | — | Yes |
| Sequencer Operation | — | Yes (automatic channel sequencing) |
| Linearity Error | — | 0.0488% (per Partstack listing) |
| Screening Level | — | Automotive |
| RoHS 状态 | — | Compliant |