Digital attenuator
DC~24GHz, Attenuation range0.5~31.5dB, step0.5dB, 0.2W, SMA
- DDA8-0-24000-1023
- China
- One Year
- +86-19938031308
- sales@com-mw.com, cynthia@com-mw.com
- 3-1-2306, No.37 Jiancai Road, Chenghua Zone, Chengdu
- For qty details, please search in spot products of dianzibuy. Any changes to the contents are not notified. Please confirm again before ordering.
- No restrictions on export to any country
- RoHS compliant (Meet RoHS standards can be customized)
Product Details
Main specifications
| Parameters | Min | Typical | Max | Units |
| Frequency | DC | ~ | 24 | GHz |
| Attenuation range | 0.5 | ~ | 31.5 | dB |
| IL | 4 | 4.5 | dB | |
| VSWR | 2 | |||
| 0.5dB Accuracy | 0.3 | 0.5 | 0.8 | dB |
| 1dB Accuracy | 0.6 | 1 | 1.4 | dB |
| 2dB Accuracy | 1.5 | 2 | 2.5 | dB |
| 4dB Accuracy | 3 | 4 | 5 | dB |
| 8dB Accuracy | 6.5 | 8 | 9.5 | dB |
| 16dB Accuracy | 14.5 | 16 | 17.5 | dB |
Other parameters
| step | 0.5dB |
| Power | 0.2W |
| Impedance | 50Ω |
| Connector | SMA-K detachable, Pin 0.38mm |
| Connector material | Stainless steel |
| Surface | Gold-plating |
| Working voltage | -5V |
| Working current | 50mA |
| Work Temp. | -40~+85℃ Design assurance |
Truth table
Typical test data
| Frequency(GHz) | A-0.5 dB | A-1 dB | A-2 dB | A-4 dB | A-8 dB | A-16 dB | A-31.5 dB |
| 0.01 | -0.62 | -1.19 | -2.3 | -4.03 | -7.81 | -15.79 | -31.74 |
| 2 | -0.63 | -1.18 | -2.24 | -4.09 | -7.92 | -15.84 | -31.9 |
| 4 | -0.56 | -1.06 | -2.02 | -4.05 | -7.95 | -15.83 | -31.48 |
| 6 | -0.56 | -1.07 | -2.08 | -4.1 | -7.93 | -15.87 | -31.59 |
| 9 | -0.54 | -1.06 | -2.11 | -4.17 | -7.94 | -16.01 | -31.82 |
| 13 | -0.57 | -1.08 | -2.1 | -4.13 | -7.96 | -16.01 | -31.85 |
| 17 | -0.6 | -1.1 | -1.98 | -4.09 | -7.9 | -16.12 | -31.8 |
| 20 | -0.55 | -1.03 | -2 | -3.98 | -7.72 | -15.5 | -30.78 |
| 24 | -0.64 | -1.25 | -2.4 | -4.11 | -7.64 | -15.35 | -31.39 |
| 26 | -0.52 | -1.01 | -2.1 | -4.23 | -7.48 | -14.79 | -30.13 |
Reference picture
Configuration(mm)
Typical test curve
Note
1. Clean the surface of the product, do not soak the product in a cleaning solution; 2. This product belongs to electrostatic sensitive devices. Pay attention to anti-static measures during installation or storage; 3. If the overall temperature is greater than 125 ℃, please consult with us before placing an order.