36-44GHz Variable Attenuator
Typical Board Measurements
Tamb.= +25°C
Measurements in the package access planes
CHT4699-QDG
Gain versus control voltage
0
-5
-10
-15
-20
-25
A
dBS21 (dB)
B
-30
A : V1 = -5V to 0V & V2= -5V
-35
B : V1= 0V & V2 = -5V to 0V
-40
35
37.5
40
42.5
Frequency (GHz)
45
47.5
50
S11 versus control voltage
0
-5
-10
0
-5
S22 versus control voltage
-10
dBS22 (dB)
-15
-20
dBS11 (dB)
-15
-20
-25
V1= -5V, V2= -5V
V1= 0V, V2= 0V
-25
V1= -5V, V2= -5V
V1= 0V, V2= 0V
-30
30
32.5
35
37.5
40
42.5
Frequency (GHz)
45
47.5
50
-30
30
32.5
35
37.5
40
42.5
Frequency (GHz)
45
47.5
50
1-
Ref. : DSCHT4699-QDG2118 - 27 Apr 12
5/12
Specifications subject to change without notice
Bât. Charmille - Parc SILIC - 10, Avenue du Québec - 91140 VILLEBON-SUR-YVETTE - France
Tel.: +33 (0) 1 69 86 32 00 - Fax: +33 (0) 1 69 86 34 34
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
