CHR3861-QEG
Typical Measured Performances
6-9GHz Down Converter
Tamb = +25°C, VD = VD1 = 4V, VG = -0.3V, B = -4V, P_LO = 0dBm
If no specific mention, the following values are representative of onboard measurements (on
connector access planes) as defined on the drawing at paragrah “Evaluation mother board”.
The board losses are estimated from 0.5 to 0.7dB in the frequency range.
Configuration 1: High linearity
Gain versus GC3 with GC4 = 0V
20
16
12
Gain (dB)
8
4
0
GC3= -1.5V
-4
6
6.5
7
7.5
8
8.5
9
9.5
RF Frequency (GHz)
-0.7V
-0.6V
-0.5V
-0.4V
0V
Input IP3 versus GC3 at RF = 6.2GHz & GC4 = 0V
20
16
12
Input IP3 (dBm)
8
4
0
-4
-8
-12
-23
-21
-19
-17
-15
-13
-11
-9
Input power DCL (dBm)
GC3= -1.5V
-0.7V
-0.6V
-0.5V
-0.4V
0V
Ref. : DSCHR3861-QEG1192 - 11 Jul 11
6/18
Specifications subject to change without notice
Route Départementale 128, BP46 - 91401 ORSAY Cedex - FRANCE
Tel.: +33 (0) 1 69 33 03 08 - Fax: +33 (0) 1 69 33 03 09
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
