CHR3861-QEG Datasheet, PDF (3/18 Pages) United Monolithic Semiconductors – 6-9GHz Integrated Down Converter

6-9GHz Down Converter
CHR3861-QEG
Configuration 2: High Gain & low Noise with GC3 = GC4
Symbol Parameter
FRF RF frequency range
FLO LO frequency range
FIF IF frequency range
Gc
Conversion gain@ min. attenuation ⁽¹⁾
∆G Gain control range with Gc3=GC4
NF
Noise Figure@ min. attenuation
Im_rej Image rejection ⁽¹⁾
PLO LO Input power
IIP3 Input IP3@ at Gc max.
VD, VD1 DC drain voltage
Id
Total drain current at Gc max.
VG LNA DC gate voltage
B
LO buffer & Mixer DC voltage
GC3, GC4 Gain control DC voltage
Min
5.9
3.0
DC
-1.5
Typ
22
18
2
15
0
-6
4
380
-0.3
-4
Max
9.0
12.5
3.5
0
Unit
GHz
GHz
GHz
dB
dB
dB
dBc
dBm
dBm
V
mA
V
V
V
(1) An external combiner 90° is required on I / Q.
These values are representative of on board measurements as defined on the drawing at
paragraph “Evaluation mother board”.
Note: Id not affected by GC3, GC4.
Note: Electrostatic discharge sensitive device observe handling precautions!
RefDSCHR3861-QEG1192 - 11 Jul 11
3/18
Specifications subject to change without notice
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