6-9GHz Down Converter

CHR3861-QEG

RefDSCHR3861-QEG1192 - 11 Jul 11

3/18

Specifications subject to change without notice

Route Départementale 128, B.P.46 - 91401 ORSAY Cedex - FRANCE

Tel.: +33 (0)1 69 33 03 08 - Fax : +33 (0)1 69 33 03 09

Configuration 2: High Gain & low Noise with GC3 = GC4

Symbol

Parameter

Min

Typ

Max

Unit

FRF

RF frequency range

5.9

9.0

GHz

FLO

LO frequency range

3.0

12.5

GHz

FIF

IF frequency range

DC

3.5

GHz

Gc

Conversion gain@ min. attenuation

(1)

22

dB

∆G

Gain control range with Gc3=GC4

18

dB

NF

Noise Figure@ min. attenuation

2

dB

Im_rej

Image rejection

(1)

15

dBc

PLO

LO Input power

0

dBm

IIP3

Input IP3@ at Gc max.

-6

dBm

VD, VD1

DC drain voltage

4

V

Id

Total drain current at Gc max.

380

mA

VG

LNA DC gate voltage

-0.3

V

B

LO buffer & Mixer DC voltage

-4

V

GC3, GC4 Gain control DC voltage

-1.5

0

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!