4-20 mA 环路接口
Analog Devices 的 4-20 mA 环路接口驱动器解决方案可与我们的精密数模转换器 (DAC) 配合使用，而 ADI 集成解决方案将 DAC 和驱动器组合在一个芯片中，从而直接从数字域提供所需的输出。我们还提供一系列与 HART 兼容的调制解调器，可以与我们的环路接口产品直接连接，从而实现增强通信。我们的解决方案满足环路和非环路供电式发射器以及隔离式和非隔离式模拟 I/O 卡的要求。
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4-20 mA 环路接口
| SortOrder | Part# | # of Channels | Resolution (bits) | DAC Type | TUE Iout (typ) (%) | Output Range | DAC Features | Supply Voltage Range | Price (1000+) ($ US) |
|---|---|---|---|---|---|---|---|---|---|
| 1 | AD5413 | 1 | 14 | Current Out, Voltage Out | - | ±10.5 V, ±12.6 V, 0mA to 24mA | 4-20mA, HART Connectivity | -33V to +33V | $3.17 (AD5413BCPZ) |
| 2 | ADFS5758 | 1 | 16 | Current Out, Voltage Out | - | ±10V, ±12V, ±20mA, ±24mA, ±5V, ±6V, -0.3V to 5.7V, -0.4V to 11.6V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 12V, 0V to 5V, 0V to 6V, -1mA to 22mA | 4-20mA, DAC, Functional Safety, HART Connectivity, Precision DACs | -12V to -24V, -33V to +33V | $11.67 (ADFS5758BCPZ) |
| 3 | AD74413R | 4 | 16 | Current Out, Voltage Out | 0.2 | 0mA to 25mA, 0V to 11V | 4-20mA | 14V to 26.4V, 2.7V to 5.5V | $8.55 (AD74413RBCPZ) |
| 4 | AD74412R | 4 | 16 | Current Out, Voltage Out | 0.2 | 0mA to 25mA, 0V to 11V | 4-20mA | 14V to 26.4V, 2.7V to 5.5V | $7.47 (AD74412RBCPZ) |
| 5 | AD5423 | 1 | 16 | Current Out, Voltage Out | - | ±10V, ±12V, ±20mA, ±24mA, ±5V, ±6V, 0 to 5V, -0.3V to 5.7V, -0.4V to 11.6V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 12V, -1mA to 22mA, 4mA to 20mA | 4-20mA, HART Connectivity | -33V to +33V | $3.95 (AD5423BCPZ-RL7) |
| 6 | AD5758 | 1 | 16 | Current Out, Voltage Out | - | ±10V, ±12V, ±20mA, ±24mA, ±5V, ±6V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 12V, 0V to 5V, 0V to 6V, -1mA to 22mA, 4mA to 20mA | 4-20mA, DAC, Dynamic Power Control, HART Connectivity, Integrated ADC, LDAC Pin | -33V to 0V, 5V to 33V, 7V to 33V | $6.28 (AD5758BCPZ) |
| 7 | AD5755 | 4 | 16 | Current Out, Voltage Out | 0.009 | ±10V, ±5V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 5V, 4mA to 20mA | 4-20mA, CLR Pin, Double-Buffered, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | -26.4V to -10.8V, 4.5V to 5.5V, 9V to 33V | $13.65 (AD5755ACPZ) |
| 8 | AD5737 | 4 | 12 | Current Out | 0.022 | 0mA to 20mA, 0mA to 24mA, 4mA to 20mA | 4-20mA, CLR Pin, Double-Buffered, HART Connectivity, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | 2.7V to 5.5V, 4.5V to 5.5V, 9V to 33V | $8.93 (AD5737ACPZ) |
| 9 | AD5735 | 4 | 12 | Current Out, Voltage Out | 0.022 | ±10V, ±5V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 5V, 4mA to 20mA | 4-20mA, CLR Pin, Double-Buffered, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | -26.4V to -10.8V, 4.5V to 5.5V, 9V to 33V | $10.85 (AD5735ACPZ) |
| 10 | AD5757 | 4 | 16 | Current Out | 0.009 | 0mA to 20mA, 0mA to 24mA, 4mA to 20mA | 4-20mA, CLR Pin, Double-Buffered, HART Connectivity, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | 4.5V to 5.5V, 9V to 33V | $13.65 (AD5757ACPZ) |
| 11 | AD5755-1 | 4 | 16 | Current Out, Voltage Out | 0.009 | ±10V, ±5V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 5V, 4mA to 20mA | 4-20mA, CLR Pin, Double-Buffered, HART Connectivity, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | -26.4V to -10.8V, 4.5V to 5.5V, 9V to 33V | $15.88 (AD5755-1ACPZ) |
| 12 | AD5421 | 1 | 16 | Current Out | 0.064 | 3.2mA to 24mA, 3.8mA to 21mA, 4mA to 20mA | 4-20mA, Double-Buffered, LDAC Pin, On Chip Temp Sensor, Read-Back, SDO Pin | 5.5V to 52V | $4.85 (AD5421ACPZ-REEL7) |
| 13 | AD5422 | 1 | 16 | Current Out, Voltage Out | 0.08 | ±10V, ±5V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 5V, 4mA to 20mA | 4-20mA, Daisy Chain, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | 10.8V to 40V, -26.4V to 0V | $5.77 (AD5422ACPZ-REEL) |
| 14 | AD5420 | 1 | 16 | Current Out | 0.08 | 0mA to 20mA, 0mA to 24mA, 4mA to 20mA | 4-20mA, Daisy Chain, HART Connectivity, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | 10.8V to 60V | $5.10 (AD5420AREZ) |
| 15 | AD5412 | 1 | 12 | Current Out, Voltage Out | 0.08 | ±10V, ±5V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 5V, 4mA to 20mA | 4-20mA, Daisy Chain, HART Connectivity, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | 10.8V to 40V, -26.4V to 0V | $4.51 (AD5412ACPZ-REEL) |
| 16 | AD5410 | 1 | 12 | Current Out | 0.08 | 0mA to 20mA, 0mA to 24mA, 4mA to 20mA | 4-20mA, Daisy Chain, HART Connectivity, LDAC Pin, Read-Back, Reset/Clear, SDO Pin | 10.8V to 60V | $3.86 (AD5410ACPZ-REEL) |
| 17 | AD421 | 1 | 16 | Current Out | - | 4mA to 20mA | 4-20mA | 2.95V to 5.05V | $7.51 (AD421BRZ) |
| 18 | AD420 | 1 | 16 | Current Out, Voltage Out | - | ±10V, ±5V, 0mA to 20mA, 0mA to 24mA, 0V to 10V, 0V to 5V, 4mA to 20mA | 4-20mA | 12V to 32V | $14.65 (AD420ARZ-32) |
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