6-18GHz Digital Variable Amplifier
Chip Assembly and Mechanical Data
CHA3512
To Vd DC Drain Supply
RF IN1
RF OUT
RF IN2
Note: RF wire bondings should be as short as possible, lower than 0.35mm.
25µm diameter gold wire is to be prefered.
Recommended circuit bonding table
Label
20A, 20B
B
D
A
C
E, F
Type
Vc
Vd
Vd
Vg
Vg
Vc
Decoupling
Not required
120pF / 10nF
120pF / 10nF
Not required
Not required
Not required
Comment
20dB attenuator control
Drain Supply
Drain Supply
Gate Supply
Gate Supply
Switch control
Ref. : DSCHA3512-8144 - 23 May 08
9/10
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
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
