Mean Attenuation Range..........................
|
60 dB |
Accuracy of Attenuation |
0 to 30dB.............................................. |
± 0.5 dB |
> 30 to 50 dB......................................... |
± 1.0 dB |
> 50 to 60 dB......................................... |
± 1.5 dB |
Monotonicity............................................
|
Guaranteed |
Phase Shift...............................................
|
See Application Notes |
Temperature Coefficient............................
|
± 0.02 dB/°C |
Power Handling Capability |
Without Performance Degradation.......... |
(348) 100 mW cw or peak
(348H) 10 mW cw or peak
|
Survival Power |
(from -55°C to +25°C; see Figure 3 for
Higher Temperatures)............................. |
1W average, 25W peak |
Switching Time......................................... |
(348) 500 nsec max
(348H) 200 nsec max |
Programming: 8 Bit TTL............................
|
Positive True binary |
Minimum Attenuation Step....................... |
0.25 dB |
Logic Input |
Logic "0"................................................. |
-0.3 to +0.8V |
Logic "1"................................................. |
+2.0 to +5.0V |
Logic Input Current................................ |
10 µA max |
Analog Input Characteristics
|
Range..................................................... |
0 to 6V |
Transfer Function.................................... |
10 dB/V |
Input Resistance...................................... |
6 kohms |
Power Supply Requirements.......................
|
+12 to +15V, 120mA |
|
-12 to -15V, 50 mA |