隔离式ADC
带隔离的模数转换器。作为业界领先的数据转换器供应商，ADI公司不断发布新的ADC产品，带动系统架构的发展，并提供拥有突破性能和功能的产品组合。在电机控制领域，ADI的转换器解决了电流和电压监控、光学编码器反馈、旋变数字转换方面的难题。例如，具有3.75kV关态电压的隔离式ADC的发布，是性能突破和高集成度简化设计负担的例证之一。
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隔离式ADC
| SortOrder | Part# | Channels | Resolution (bits) | Sample Rate (max) (SPS) | ADC SNR (typ) (dB) | INL in LSB (typ) (LSBs) | Device Architecture | Data Output Interface | Power (typ) (W) | CMTI (min) (V/us) | Working Voltage - VDE (typ) (V) | Insulation Rating (V rms) | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | ADUM7703 | 1 | 16 | 78.1k | 86 | 2 | Sigma-Delta Modulator | Isolated Serial | 46m | 150k | 5k | 5k | $4.29 (ADUM7703-8BRIZ) |
| 2 | ADUM7701 | 1 | 16 | 78.1k | 86 | 2 | Sigma-Delta Modulator | Isolated Serial | 46m | 150k | 5k | 5k | $3.73 (ADUM7701-8BRIZ) |
| 3 | AD7402 | 1 | 16 | 10M | 87 | 1 | Sigma-Delta Modulator | Isolated Serial | 145m | 25k | 5000 | 5k | $3.05 (AD7402-8BRIZ) |
| 4 | AD7405 | 1 | 16 | 20M | 88 | 2 | Sigma-Delta Modulator | Isolated Serial LVDS | 208m | 25k | 5000 | 5k | $3.35 (AD7405BRIZ) |
| 5 | AD7403-8 | 1 | 16 | 20M | 88 | 2 | Sigma-Delta Modulator | Isolated Serial | 187m | 25k | 5000 | 5k | $3.15 (AD7403-8BRIZ) |
| 6 | ADE7913 | 2 | 24 | 8k | 74 | - | Sigma-Delta | Isolated SPI | 41.25m | - | 1.173k | 5k | $5.71 (ADE7913ARIZ) |
| 7 | ADE7912 | 2 | 24 | 8k | 74 | - | Sigma-Delta | Isolated SPI | 41.25m | - | 1.173k | 5k | $5.42 (ADE7912ARIZ) |
| 8 | AD7401A | 1 | 16 | 20M | 83 | 1.5 | Sigma-Delta Modulator | Isolated Serial | 93.5m | 25k | 5000 | 5k | $3.24 (AD7401AYRWZ) |
| 9 | AD7400A | 1 | 16 | 10M | 80 | 2 | Sigma-Delta Modulator | Isolated Serial | 65m | 25k | 5000 | 5k | $3.14 (AD7400AYRWZ) |
| 10 | AD7401 | 1 | 16 | 20M | 82 | 2 | Sigma-Delta Modulator | Isolated Serial | 73.2m | 25k | 5000 | 5k | $3.35 (AD7401YRWZ) |
| 11 | AD7400 | 1 | 16 | 10M | 71 | 2 | Sigma-Delta Modulator | Isolated Serial | 82m | 25k | 5000 | 5k | $3.24 (AD7400YRWZ) |
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