37-40GHz Down Converter
CHR3694-QDG
Electrical Characteristics
Tamb= +25°C, VDL= VDX= 4V, Typical VGX = -0.9V & VGM= -0.7V
Symbol
Parameter
RF frequency range
Min
Typ
Max
Unit
FRF
37
40
GHz
FLO
FIF
G
LO frequency range
IF frequency range
17.5
DC
21
GHz
GHz
3.5
Conversion gain @ VGC = -2V
Conversion gain @ VGC = 0V
8
10
14
dB
dB
11
PLO
IFR
NF
LO Input power
1
dBm
dBc
Image Frequency Rejection (1)
13
15
Noise Figure @ VGC = -2V, for IF>0.1GHz
Noise Figure @ VGC = 0V, for IF>0.1GHz
5
6.5
6
dB
dB
4.5
IIP3
LO RL
RF RL
Gc
Input IP3
-5
-10
-4
4
dBm
dB
dB
dB
V
Input LO Return Loss
Input RF Return Loss
Gain control range
-8
-3
VDL,VDX Drain bias voltage
VGC Gain control voltage (2)
4
-2
0
V
Idl + Idx Bias current @ VGC = -2V (3)
Bias current @ VGC = 0V (3)
100
110
140
150
180
190
mA
mA
(1) With external I/Q 90° hybrid coupler
(2) Idl=50mA@VGC=-2V, Idl= 60mA@VGC=0V
(3) Typically, Idl=60mA@VGC=0V, Idx=90mA
These values are representative of onboard measurements as defined on the drawing at
page 16 for CHR3694-QDG and page 17 for CHR3794-QDG.
Ref. : DSCHR3694-QDG1192 - 11 Jul 11
2/18
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 ]
