AD7893AR-2REEL7 vs AD7892AR-1 对比
详细并排对比 AD7893AR-2REEL7 出自 Analog Devices 和 AD7892AR-1 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 | AD7893AR-2REEL7 | AD7892AR-1 |
|---|---|---|
| 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） | $10.85 | $11.20 |
| 分辨率 | 12 bits | 12 bits |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation) |
| Number of Input Channels | 1 | — |
| Conversion Time | 6 µs (typical) | 1.47 us (successive approximation) |
| Maximum Sample Rate | 117 kSPS | — |
| 输入电压范围 | -10 V to +10 V (bipolar, ±10V on -2 variant) | — |
| 电源电压 | +5 V single supply | +5 V single supply |
| 电源电流 | [DATA_NEEDED: typical Iq] | ~60 mW power dissipation typical |
| Power Dissipation | 25 mW (typical, per datasheet) | — |
| Integral Non-Linearity (INL) | ±1 LSB (typical) | — |
| Signal-to-Noise Ratio (SNR) | 70 dB (typical) | — |
| Input Type | Bipolar, single-ended | — |
| 接口 | Serial, two-wire (SPI/QSPI/MICROWIRE compatible) | Parallel and Serial (selectable) |
| 工作温度范围 | -40°C to +85°C (industrial) | — |
| 封装 | 8-pin SOIC | 24-SOIC (SO-24 W) |
| Package Code | SOP-8 / SOIC-8 | — |
| 安装类型 | Surface Mount | Surface Mount |
| Screening Level | Industrial | — |
| Terminal Form | Gull Wing | — |
| RoHS 状态 | [DATA_NEEDED: confirm from datasheet] | Non-RoHS (legacy, see AD7892ARZ-1 for Pb-free) |
| Number of Inputs | — | 2 (selected via R1) |
| Throughput Rate | — | 500 kSPS (AD7892-1 grade) |
| Input Range (R1 selection) | — | Bipolar ±10 V |
| On-Chip Reference | — | +2.5 V internal (LC2MOS buried-zener) |
| On-Chip Track/Hold | — | Yes |
| SNR | — | 70 dB (typical 50 kHz input) |
| INL | — | ±1 LSB (max) |
| 工作温度 | — | -40C to +85C |
| Lead Finish | — | SnPb (legacy AD7892AR-1); AD7892ARZ-1 is Pb-free |