CHR3764-QEG

21-27GHz Down-Converter

Ref. : DSCHR3764-QEG1263 - 20 Sep 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

Electrical Characteristics

Tamb = +25°C, VD = VDL = 4V

Symbol

Parameter

Min

Typ

Max

Unit

RF frequency range

21

26.5

GHz

LO frequency range

8.5

15

GHz

IF frequency range

DC

3.5

GHz

Conversion Gain @ min. attenuation

9

13

dB

G

Gain control range

14

dB

NF

Noise Figure @ min. att. from 21 to 24GHz,

for IF>0.1GHz

3.1

3.6

dB

Noise Figure @ min. att. from 24 to 26.5GHz,

for IF>0.1GHz

3.6

4.1

dB

Im_rej

Image rejection

(1)

15

dBc

LO Input power

0

5

dBm

IIP3

Input IP3 @ min. attenuation

0

2

dBm

Input IP3 @ all gain range (

G)

-4

-2

dBm

2LO/RF

2LO leakage at RF port @ max. gain

30

dBc

RF Return loss

-10

dB

LO Return loss

-8

dB

VD, VDL

DC drain voltage

4

V

Id

Drain current (ID + IDL)

320

mA

VGL

LNA DC gate voltage

(2)

-0.6

V

GC2,3

Gain control DC voltage

-2

-1.5

0

V

VGM

Mixer DC gate voltage

-0.7

V

These values are representative of onboard measurements as defined on the drawing in

paragraph "Evaluation mother board".

See in paragraph “ biasing option” other possibility to optimise differently the performances

Note: Id is not affected by gain control (GC2, GC3).