AD7708BRU-REEL vs AD7787BRM-REEL 对比
详细并排对比 AD7708BRU-REEL 出自 Analog Devices 和 AD7787BRM-REEL 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
AD7708BRU-REEL - 16-Bit 8/10-Ch Sigma-Delta ADC | Analog Devices
AD7708BRU-REEL ✓ 量产中Analog Devices
AD7787BRM-REEL - 24-Bit Sigma-Delta ADC, 2-Ch, 10-MSOP | Analog Devices
AD7787BRM-REEL ✓ 量产中规格对比
| 参数 | AD7708BRU-REEL | AD7787BRM-REEL |
|---|---|---|
| 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） | $6.19 | $5.05 |
| 分辨率 | 16 bits | 24 bits |
| Number of Input Channels | 4 differential / 8 pseudo-differential / 10 pseudo-differential | 2 (1 differential + 1 single-ended) |
| ADC Architecture | Sigma-Delta | — |
| Supply Voltage Range | 2.7 V to 5.25 V (AVDD, DVDD) | 2.5 V to 5.25 V (5.25 V max) |
| Data Interface | DSP, MICROWIRE, QSPI, Serial, SPI | — |
| 封装 | 28-TSSOP (0.173 in / 4.40 mm width) | 10-pin MSOP (RM) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40 C to +85 C | — |
| Factory Calibration | Yes, per channel | — |
| Programmable Gain Amplifier | Yes (gains 1 to 128) | — |
| Reference Input | External (2.5V typical, e.g. ADR291/AD780) | — |
| Input Configuration | 4 fully-differential or 8/10 pseudo-differential | — |
| Pin-Compatible Upgrade | AD7718 (24-bit) in same TSSOP-28 / SOIC-28 | — |
| RoHS 状态 | Compliant (AD7708BRUZ variant); non-RoHS on BRU suffix | Compliant (BRM suffix = Pb-free matte tin) |
| Packaging | Tape & Reel (REEL) | — |
| Converter Architecture | — | Sigma-Delta (Σ-Δ) |
| Input Type | — | Differential / Single-ended (buffered or unbuffered) |
| Supply Current - Normal Mode | — | 75 µA max |
| Supply Current - Power-Down Mode | — | 1 µA max |
| Update Rate | — | 9.5 Hz (low-noise mode); 16.7 Hz (normal) |
| RMS Noise | — | 9.5 Hz update rate, 19.5-bit p-p resolution (22 bits effective) |
| Integral Nonlinearity (INL) | — | 3.5 ppm typical |
| Mains Rejection | — | Simultaneous 50 Hz / 60 Hz rejection |
| 接口 | — | SPI-compatible serial |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |
| Internal Clock | — | Yes |
| MSL 等级 | — | [DATA_NEEDED: MSL level] |