AD7708BRU-REEL vs AD7738BRUZ-REEL 对比
详细并排对比 AD7708BRU-REEL 出自 Analog Devices 和 AD7738BRUZ-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
AD7738BRUZ-REEL - 24-Bit 8-Ch 8.5kHz Sigma-Delta ADC | Analog Devices
AD7738BRUZ-REEL ⚠ 最后一次采购规格对比
| 参数 | AD7708BRU-REEL | AD7738BRUZ-REEL |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | 最后采购期 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $6.19 | $17.50 |
| 分辨率 | 16 bits | 24 bits |
| Number of Input Channels | 4 differential / 8 pseudo-differential / 10 pseudo-differential | 8 (configurable as 4 differential / 8 single-ended) |
| ADC Architecture | Sigma-Delta | Sigma-Delta (Σ-Δ) |
| Supply Voltage Range | 2.7 V to 5.25 V (AVDD, DVDD) | — |
| Data Interface | DSP, MICROWIRE, QSPI, Serial, SPI | — |
| 封装 | 28-TSSOP (0.173 in / 4.40 mm width) | 28-TSSOP (RU) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40 C to +85 C | [DATA_NEEDED: industrial -40C to +85C assumed, confirm on datasheet] |
| Factory Calibration | Yes, per channel | — |
| Programmable Gain Amplifier | Yes (gains 1 to 128) | — |
| Reference Input | External (2.5V typical, e.g. ADR291/AD780) | Differential (with 'No Reference' detect) |
| Input Configuration | 4 fully-differential or 8/10 pseudo-differential | Bipolar/unipolar, software programmable |
| Pin-Compatible Upgrade | AD7718 (24-bit) in same TSSOP-28 / SOIC-28 | — |
| RoHS 状态 | Compliant (AD7708BRUZ variant); non-RoHS on BRU suffix | — |
| Packaging | Tape & Reel (REEL) | — |
| Maximum Output Data Rate | — | 8.5 kHz (channel switching) |
| Conversion Time (16-bit p-p) | — | 117 µs |
| Effective Resolution (16-bit p-p) | — | True 16-bit p-p at fastest throughput |
| Digital Interface | — | 3-wire SPI / DSP-compatible serial |
| Calibration | — | Per-channel system calibration (gain & offset) |
| On-Chip Features | — | Programmable gain amplifier, digital filter, channel sequencer |
| Schmitt-Triggered Logic Inputs | — | Yes (all digital inputs) |
| Compliance | — | RoHS (per Analog Devices, RU suffix denotes Pb-free) |
| 生命周期状态 | — | Last Time Buy (per Analog Devices product page) |