CHT4699-99F Datasheet, PDF (1/12 Pages) United Monolithic Semiconductors – 36-44GHz Variable Attenuator

CHT4699-99F
36-44GHz Variable Attenuator
GaAs Monolithic Microwave IC
Description
The CHT4699-99F is a monolithic 36- 44GHz
Variable Voltage Attenuator.
It is designed for a wide range of
applications, from military to commercial
communication systems.
The circuit is manufactured with a MESFET
process, 0.7µm gate length, via holes
through the substrate, air bridges.
It is available in chip form.
RF_IN
V1 V2
RF_OUT
Main Features
■ Broadband performances: 36-44GHz
■ Minimum attenuation: 4dB
■ 30dB dynamic range
■ 27dBm input IP3
■ DC bias: -5 to 0V
■ Chip size 2.41x1.5x0.1mm
0
-2
-4
-6
-8
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
A: V1 from -5V to 0V & V2= -5V
-32
B: V1= 0V & V2 from -5V to 0V
-34
35.0
37.5
40.0
42.5
45.0
Frequency (GHz)
A
B
47.5
50.0
Main Electrical Characteristics
Tamb.= +25°C
Symbol
Parameter
Freq Frequency range
Min Att Minimum attenuation with V1=V2= -5V
Dyn Att Dynamic range of attenuation
IIP3 Input IP3 all attenuation
Min Typ Max Unit
36.0
44.0 GHz
-4
dB
30
dB
27
dBm
Ref. : DSCHT46992090 - 30 Mar 12
1/12
Specifications subject to change without notice
United Monolithic Semiconductors S.A.S.
Bât. Charmille - Parc SILIC - 10, Avenue du Québec - 91140 VILLEBON-SUR-YVETTE - France
Tel.: [phone] - Fax: [phone]