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CHT4699-QDG_15 Datasheet, PDF (2/12 Pages) United Monolithic Semiconductors – 36-44GHz Variable Attenuator
CHT4699-QDG
36-44GHz Variable Attenuator
Electrical Characteristics
Tamb.= +25°C,
Symbol
Parameter
Min Typ Max Unit
Freq Frequency range
36
44 GHz
Min Att. |S21| (V1=-5V;V2=-5V)
-4
dB
Dyn Attenuation dynamic
30
dB
RLin Input Return loss (any attenuation)
-10
dB
RLout Output Return loss (any attenuation)
-10
dB
Pin1dB Input 1dB compression point (any
attenuation)
20
dBm
IIP3 Input 3rd order Intercept Point (any
attenuation)
27
dBm
These values are representative of onboard measurements as defined on the drawing in
paragraph "Evaluation mother board".
Absolute Maximum Ratings (1)
Tamb.= +25°C
Symbol
Parameter
Values
Unit
V1
V1 control voltage
-6 to +0.6
V
V2
V2 control voltage
Pin
RF input power overdrive (2)
-6 to +0.6
+33
V
dBm
Ta
Operating temperature range
-40 to +85
°C
Tstg Storage temperature range
-55 to +150
°C
(1) Operation of this device above anyone of these parameters may cause permanent damage.
(2) Duration < 1s.
Typical Bias Conditions
Tamb.= +25°C
Symbol Pad No
Parameter
V1
9 V1 control voltage
V2
10 V2 control voltage
For optimum linearity V1& V2 should be tuned in sequence.
Values Unit
-5 to 0
V
-5 to 0
V
Ref. : DSCHT4699-QDG2118 - 27 Apr 12
2/12
Specifications subject to change without notice
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