AD7794BRU-REEL vs AD7708BRU-REEL 对比
详细并排对比 AD7794BRU-REEL 出自 Analog Devices 和 AD7708BRU-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 ✓ 量产中规格对比
| 参数 | AD7794BRU-REEL | AD7708BRU-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） | $5.70 | $6.19 |
| Number of Bits | 24 | — |
| Number of Input Channels | 6 (differential or pseudo-differential) | 4 differential / 8 pseudo-differential / 10 pseudo-differential |
| Architecture | Sigma-Delta | — |
| 采样率 | 4.17 Hz to 470 Hz (programmable, output data rate) | — |
| Effective Resolution | Up to 23 bits RMS (at 4.17 Hz / 16.7 Hz ODR) | — |
| On-Chip Reference | 2.5 V embedded bandgap | — |
| On-Chip In-Amp Gain | 1 to 128 (programmable) | — |
| Analog Supply Voltage (AVDD) | 2.7 V to 5.5 V | — |
| Digital Supply Voltage (DVDD) | 1.8 V to 5.5 V | — |
| Supply Current (typical) | 400 uA | — |
| Excitation Currents | 10 uA / 100 uA / 1 mA programmable | — |
| Data Interface | SPI, QSPI, MICROWIRE, DSP-compatible serial | DSP, MICROWIRE, QSPI, Serial, SPI |
| 封装 | 24-TSSOP (RU-24, 4.40 mm width) | 28-TSSOP (0.173 in / 4.40 mm width) |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel | Tape & Reel (REEL) |
| 工作温度 | -40 C to +85 C | — |
| RoHS 状态 | [DATA_NEEDED: parameter not in provided snippet] | Compliant (AD7708BRUZ variant); non-RoHS on BRU suffix |
| 分辨率 | — | 16 bits |
| ADC Architecture | — | Sigma-Delta |
| Supply Voltage Range | — | 2.7 V to 5.25 V (AVDD, DVDD) |
| 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 |