AD7862AR-10 vs AS1543-BQFT 对比
详细并排对比 AD7862AR-10 出自 Analog Devices 和 AS1543-BQFT 出自 ams OSRAM。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 | AD7862AR-10 | AS1543-BQFT |
|---|---|---|
| 品牌 | Analog Devices | ams OSRAM |
| 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） | $12.35 | $3.86 |
| Part Number | AD7862AR-10 | — |
| Number of ADCs | 2 | — |
| 分辨率 | 12 bits | — |
| Conversion Rate (Throughput) | 250 kSPS per channel | — |
| Conversion Time | 4 microseconds | — |
| Input Channels | 4 (2 channels x 2 inputs) | — |
| 输入电压范围 | ±10 V (AD7862-10) | — |
| Analog Input Type | Single-ended, true bipolar | — |
| 电源电压 | +5 V single supply | — |
| Supply Current (typ) | 12 mA (60 mW) | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation Register) |
| Internal Reference | +2.5 V | — |
| Aperture Delay Matching | Tight (matched between two ADCs) | — |
| 接口 | High-speed parallel | — |
| Integral Nonlinearity (INL) | ±1 LSB max (typical) / ±0.5 LSB (B-grade) | — |
| Signal-to-Noise Ratio (SNR) | 70 dB typical | — |
| Common-Mode Rejection | 80 dB typical at 50 kHz | — |
| Power Dissipation | 60 mW typical | — |
| 工作温度范围 | -40 °C to +85 °C | — |
| 封装 | 28-pin SOIC (R-28) wide body | — |
| Channel Selection | A0 logic input | — |
| Track-and-Hold | Yes, two integrated T/H amplifiers | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | — |
| Number of Bits | — | 12 |
| 采样率 | — | 1 Msps |
| Number of Input Channels | — | 8 (single-ended) / 4 (differential) |
| 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 |
| 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) |