Mean Attenuation Range ................................. |
50 dB |
Monotonicity ................................................... |
Guaranteed |
Power Handling Capability |
Without Performance Degradation ................ |
10 mW cw or peak |
Survival Power ............................................. |
0.2W average, 5W peak
(11 µsec max pulse width) |
MODEL 1959 |
Rise and Fall Times |
Rise Time ..................................................... |
75 nsec max |
Fall Time ...................................................... |
20 nsec max(1) |
Bias Current for Maximum Attenuation ............. |
15 to 70 mA |
Temperature Effects ......................................... |
See figure 3
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MODEL D1959 |
Accuracy of Attenuation |
0 to 30 dB ................................................... |
±0.5 dB |
30 to 50 dB ................................................. |
±1.0 dB |
Temperature Coefficient ................................... |
±0.025 dB/°C |
Switching Characteristics |
ON Time ..................................................... |
1,600 nsec |
OFF Time .................................................... |
100 nsec max(1) |
Nominal Control Voltage Characteristics |
Operating .................................................... |
0 to +5V |
Transfer Function ......................................... |
10 dB/volt |
Input Impedance .......................................... |
10 k ohms |
Modulation Bandwidth |
Small Signal ................................................ |
5 MHz |
Large Signal ................................................ |
2 MHz |
Power Supply Requirements ............................ |
+ 12V ± 5%, 120 mA
- 12V ± 5%, 50 mA |
Power Supply Rejection ................................... |
Less than 0.1 dB/Volt
change in either supply |
NOTES
(1) For attenuation steps of 10 dB or more.
(2) Not applicable for units without drivers.
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