Text preview for : GRDA1.pdf part of Rficsolutions Inc. GRDA1 The GRDA1 is 10 GHz to 20 GHz differential
amplifier designed on 2 um InGaP HBT process.
The gain of GRDA1 is 5 dB typically with flatness of
±3dB over the entire bandwidth. Typical current
requirement for GRDA1 is 24 mA.
The one dB compression point of GRDA1 lies at -5
dBm input power. It can be used as single to
differential converter, differential to single converter.
Back to : GRDA1.pdf | Home
RFIC Solutions Inc.
Differential Amplifier
Description .
Preliminary Datasheet GRDA1
Functional Diagram
.
The GRDA1 is 10 GHz to 20 GHz differential amplifier designed on 2 um InGaP HBT process. The gain of GRDA1 is 5 dB typically with flatness of ±3dB over the entire bandwidth. Typical current requirement for GRDA1 is 24 mA. The one dB compression point of GRDA1 lies at -5 dBm input power. It can be used as single to differential converter, differential to single converter.
Applications. · Single to Differential Converter · Differential to single converter · Active Balun
.
Key Features. . · Wide band operation · High Isolation · Operating Temperature 0 to 85 0C Range · Small Die Size, Low Cost
Electrical Specifications.
.
Conditions: Vcc = 4.2 V, Ic = 24 mA @ 25 0C
Parameter
Frequency Range Gain Pout Input Return Loss Output Return Loss P1dB Operating Current Supply voltage
Min
10 8
Typical
Max
20 2
Units
GHz dB dBm dB dB dBm mA V
-1 7 7 -5 24 4.2
March 12, 2007
www.rficsolutions.com
Page 1 of 2
RFIC Solutions Inc. Proprietary Information
Data subject to change without Notice
RFIC Solutions Inc.
Differential Amplifier
Simulated Results. Input Return Loss
-5.0
-6
Preliminary Datasheet GRDA1
. Output Return Loss
-5.5
-7
dB(S(1,1))
-6.0
dB(S(2,2))
10 12 14 16 18 20
-8
-6.5
-9
-7.0
-10 10 12 14 16 18 20
freq, GHz
freq, GHz
Gain
8
-18 -20
Isolation
6
dB(S(3,1)) dB(S(2,1))
dB(S(2,3))
-22 -24 -26 -28
4
2
0 10 12 14 16 18 20
10
12
14
16
18
20
freq, GHz
freq, GHz
Output Waveform at 10 GHz @Pin -5 dBm
600 400
Output Waveform at 20 GHz @Pin -5 dBm
300 200
ts(Vload2), mV ts(Vload1), mV
0 20 40 60 80 100 120 140 160 180 200
ts(Vload2), mV ts(Vload1), mV
200 0 -200 -400 -600
100 0 -100 -200 -300 0 20 40 60 80 100
time, psec
time, psec
March 12, 2007
www.rficsolutions.com
Page 2 of 2
RFIC Solutions Inc. Proprietary Information
Data subject to change without Notice