37-40GHz Down Converter
CHR3694-QDG
Tamb= +25°C, VDL= VDX= 4V, Typical VGX = -0.9V & VG M= -0.7V
Symbol
Parameter
RF frequency range
Min
Typ
Max
Unit
FRF
37
40
GHz
FLO
FIF
G
LO frequency range
17.5
DC
8
21
GHz
GHz
dB
IF frequency range
3.5
Conversion gain @ VGC = -2V
Conversion gain @ VGC = 0V
LO Input power
10
14
1
11
dB
PLO
IFR
NF
dBm
dBc
dB
Image Frequency Rejection (1)
Noise Figure @ VGC = -2V
Noise Figure @ VGC = 0V
Input IP3
13
15
5
6.5
6
4.5
-5
-10
-4
4
dB
IIP3
LO RL
RF RL
Gc
dBm
dB
Input LO Return Loss
Input RF Return Loss
Gain control range
-8
-3
dB
dB
VDL,VDX Drain bias voltage
VGC Gain control voltage (2)
4
V
-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. : DSCHA3694-QDG9077 - 18 Mar 09
2/18
Specifications subject to change without notice
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UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
