Digital attenuator
0.01~10GHz, Attenuation range0~93dB, step1dB, 0.5W, SMA
- DDA8-10-10000-2548
- 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 | 0.01 | ~ | 10 | GHz |
| Attenuation range | 0 | ~ | 93 | dB |
| IL | 6 | dB | ||
| VSWR | 1.5 | |||
| Attenuation accuracy root mean square | 3 | dB |
Other parameters
| step | 1dB |
| Power | 0.5W Design assurance |
| Impedance | 50Ω |
| Connector | SMA-K detachable, Pin 0.38mm |
| Surface | Conductive oxidation |
| Working voltage | +12~24V |
| Working current | 200mA |
| Work Temp. | -40~+70℃ Design assurance |
| Other | J30J connector power supply and control |
Truth table (1: 3.3~5V；0: 0~0.8V)
| Attenuation | A7 | A6 | A5 | A4 | A3 | A2 | A1 |
| 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 2 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| 3 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| 4 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| 5 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
| 6 | 0 | 0 | 0 | 0 | 1 | 1 | 0 |
| 7 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
| 8 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| . | . | . | . | . | . | . | . |
| 93 | 1 | 0 | 1 | 1 | 1 | 0 | 1 |
Typical test data
| Frequency (G) | Attenuation | Attenuation | Attenuation | Attenuation | Attenuation | Attenuation | Attenuation | Attenuation |
| 0.01 | 0.61 | 0.98 | 2.88 | 6.73 | 8.6 | 27.9 | 69.37 | 88.27 |
| 1 | 1.5 | 2.29 | 4.3 | 8.12 | 10.19 | 29.35 | 70.25 | 89.02 |
| 2 | 1.42 | 2.35 | 4.35 | 8.13 | 10.19 | 29.4 | 70.4 | 89.7 |
| 3 | 1.47 | 2.37 | 4.35 | 8.16 | 10.22 | 29.46 | 70.64 | 88.9 |
| 4 | 1.44 | 2.3 | 4.3 | 8.14 | 10.19 | 29.65 | 71 | 90.6 |
| 5 | 1.37 | 2.32 | 4.3 | 8.11 | 10.15 | 29.62 | 70.9 | 89.66 |
| 6 | 1.53 | 2.31 | 4.39 | 8.26 | 10.33 | 30.1 | 72.14 | 91.87 |
| 7 | 1.6 | 2.33 | 4.47 | 8.39 | 10.47 | 30.56 | 72.79 | 92.92 |
| 8 | 1.47 | 2.27 | 4.3 | 8.21 | 10.27 | 30.64 | 73.12 | 92.8 |
| 9 | 1.65 | 2.36 | 4.46 | 8.37 | 10.4 | 31.06 | 73.47 | 93.8 |
| 10 | 1.66 | 2.34 | 4.49 | 8.55 | 10.56 | 31.45 | 74.6 | 96 |
| root-mean-square | 0.53 | 0.48 | 0.54 | 0.5 | 0.56 | 1 | 2.18 | 2.43 |
Reference picture
Configuration(mm)
J30J-9 Pin Definition
| No. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| definition | +12V | GND | A1 | A2 | A3 | A4 | A5 | A6 | A7 |
Typical test data
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.