20-40GHz Variable Gain Amplifier

CHA2097a

Ref. : DSCHA20978021

5/8

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

Typical On wafer measurements:

Tamb = +25°C

Gain and phase versus voltage control on CL pad :

Sij parameter measurements versus frequency for 2 voltage control on CL pad:

CHA2097 Vd=3,5v Vg=0v

Id=140mA

0

2

4

6

8

10

12

14

16

18

20

-1

-0,9

-0,8

-0,7

-0,6

-0,5

-0,4

-0,3

-0,2

-0,1

0

Vctrl (V)

Gain at 20GHz

Gain at 30GHz

Gain at 40GHz

CHA2097 Vd=3,5v Vg=0v

Id=140mA

-70

-50

-30

-10

10

30

50

70

90

110

130

150

170

190

210

230

250

270

290

310

-1

-0,9

-0,8

-0,7

-0,6

-0,5

-0,4

-0,3

-0,2

-0,1

0

Vctrl (V)

Phi at 40GHz

Phi at 30GHz

Phi at 20GHz

CHA2097 Vd=3,5v Vg=0v Vctrl=-0,3V Id=140mA

-32

-30

-28

-26

-24

-22

-20

-18

-16

-14

-12

-10

-8

-6

-4

-2

0

2

4

6

8

10

12

0

10203040

5060

Frequency (GHz)

S22

S11

Gain

CHA2097

Vd=3,5v

Vg=0v Vctrl=-1V

Id=140mA

-22

-20

-18

-16

-14

-12

-10

-8

-6

-4

-2

0

2

4

6

8

10

12

14

16

18

20

22

0

10

203040

50

60

Frequency (GHz)

S22

S11

Gain