CHA4693-QGG
17-27GHz Variable Gain Amplifier
Typical Measured Performance
Tamb. = +25°C, Vd 1,2 = +4.5V, Vg12,3 tuned for Id = 250mA
Measurements in the plan of the connectors (losses not deembeded), using the proposed
land pattern & board 97365, as defined page 16.
Linear Gain versus Frequency and Temperature
24
20
16
GcX=-2.0V
12
-40°C
+25°C
8
4
GcX=-0.9V
0
+75°C
-4
-8
-12
GcX=+0.6V
-16
14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
Frequency (GHz)
Gain Control Range per stage versus Frequency (with GcX=+0.6V)
16
14
Stage 3
12
10
8
Stage 1
6
4
2
0
Stage 2
14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
Frequency (GHz)
Ref. : DSCHA4693-QGG8144 - 23 May 08
8/16
Specifications subject to change without notice
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Tel.: +33 (0)1 69 33 03 08 - Fax: +33 (0)1 69 33 03 09
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
