HMC424ALH5 Datasheet, PDF (3/6 Pages) Analog Devices – 0.5dB LSB GaAs MMIC 6-BIT DIGITAL ATTENUATOR, DC - 13 GHz

HMC424ALH5
v00.0416
0.5dB LSB GaAs MMIC 6-BIT DIGITAL
ATTENUATOR, DC - 13 GHz
Step Error vs. Frequency (Major States)
2
1.5
1
0.5
0
-0.5
-1
-1.5
-2
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
FREQUENCY (GHz)
IL
0.5 dB
1 dB
2 dB
4 dB
8 dB
16 dB
31.5 dB
Truth Table
V1
16 dB
Control Voltage Input
V2
V3
V4
V5
8 dB 4 dB 2 dB 1 dB
V6
0.5 dB
Low Low Low Low Low Low
Low Low Low Low Low High
Low Low Low Low High Low
Low Low Low High Low Low
Low Low High Low Low Low
Low High Low Low Low Low
High Low Low Low Low Low
High High High High High High
Any Combination of the above states will provide
an attenuation approximately equal to the sum of
the bits selected.
Attenuation
State
RF1 - RF2
Reference
I.L.
0.5 dB
1 dB
2 dB
4 dB
8 dB
16 dB
31.5 dB
Bias Voltage & Current
Vee
(VDC)
-3.0
-5.0
Vee Range= -5 Vdc ± 10%
Iee (Typ.)
(mA)
2.2
2.3
Iee (Max.)
(mA)
5
5
Control Voltage
State
Low
High
Bias Condition
0 to -3V @ 35 µA Typ.
Vee to Vee +0.8V @ <1 µA Typ.
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3
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