CHA3694-QDG Datasheet, PDF (1/10 Pages) United Monolithic Semiconductors – 31-40GHz Variable Gain Amplifier

CHA3694-QDG
RoHS COMPLIANT
31-40GHz Variable Gain Amplifier
GaAs Monolithic Microwave IC in SMD package
Description
Vd
The CHA3694-QDG is a variable gain broadband
three-stage monolithic amplifier.
It is designed for a wide range of applications, RFin
typically commercial communication systems.
…
The circuit is manufactured with a Power
pHEMT process, 0.15µm gate length, via holes
through the substrate and air bridges.
Vctrl
Vg
It is available in lead-free SMD package.
RFout
Main Features
■ Broadband performance 31-40GHz
■ 18dB gain
■ 25dBm output IP3
■ 19dB gain control range
■ 24LQFN4x4
■ ESD protected (see page 9)
On board measurements
22
18
14
10
6
2
-2
-6
-10
-14
-18
30 31 32 33 34 35 36 37 38 39 40 41 42 43
Frequency (GHz)
Main Characteristics
Tamb. = +25°C, Vd = +3.5V
Symbol
Parameter
Min Typ Max
Fop Operating frequency range
31
40
G Small signal gain
18
Gc Gain control range
19
OIP3 3^rd order output intercept point @ max. gain
25
ESD Protection: Electrostatic discharge sensitive device. Observe handling precautions!
Unit
GHz
dB
dB
dBm
Ref. : DSCHA3694-QDG7234 - 22 Aug 07
1/10
Specifications subject to change without notice
United Monolithic Semiconductors S.A.S.
Route Départementale 128 - BP46 - 91401 Orsay Cedex France
Tel.: [phone] - Fax: [phone]