37-40GHz Integrated Down Converter
Typical Board Measurements
Tamb = +25°C, Tcold = -40°C, Thot = +85°C
VD = VD1 = +4V, VGL = -0.1V, VGX = -0.9V, P_LO = 0dBm
CHR3894-QEG
Conversion Gain versus temperature at IF 2GHz (USB mode)
without attenuation: GC= -2V
24
22
20
Conversion gain (dB)
18
16
14
12
10
8
6
4
35
36
37
38
39
40
41
85°C
25°C
-40°C
RF Frequency (GHz)
Noise figure versus temperature at IF 2GHz (USB mode)
without attenuation: GC= -2V
10
9
8
7
Noise Figure (dB)
6
5
4
3
2
1
0
35
36
37
38
39
40
41
42
RF Frequency (GHz)
85°C
25°C
-40°C
Ref. : DSCHR3894-QEG2201 -19 jul 12
9/14
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 ]
