HMC544A Datasheet, PDF (5/8 Pages) Hittite Microwave Corporation – GaAs MMIC T/R SWITCH, DC - 4 GHz

v00.1212
Input P1dB vs. Temperature, Vctl = 0/+3V
45
40
35
30
25
20
0
0.5 1 1.5 2 2.5 3
FREQUENCY (GHz)
+25C
+85C
3.5 4
-40C
HMC544A / 544AE
GaAs MMIC T/R SWITCH,
DC - 4 GHz
Compression vs. Vctl
45
40
35
30
25
20
0
0.5 1 1.5 2 2.5 3
FREQUENCY (GHz)
P0.1dB +3V
P0.1dB +5V
3.5 4
P1dB +3V
P1dB +5V
Truth Table
Control Input
A
B
Low
High
High
Low
Signal Path
RFC to RF1
RFC to RF2
On
Off
Off
On
Control Voltages
State
Low
High
Bias Condition
0 to 0.2 Vdc @ 1 µA Typical
+3 Vdc @ 0.5 µA Typical to
+5 Vdc @ 1 µA Typical (±0.2 Vdc)
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3
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