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