MAAD-011021 Datasheet, PDF (3/8 Pages) M/A-COM Technology Solutions, Inc. – Digital Attenuator

MAAD-011021
Digital Attenuator, 6-Bit, 0.5 dB LSB step
DC - 30 GHz
Truth Table^7,8
V1
0.5 dB
low
V2
1 dB
low
V3
2 dB
low
V4
4 dB
low
V5
8 dB
low
V6
16 dB
low
high
low
low
low
low
low
low
high
low
low
low
low
low
low
high
low
low
low
low
low
low
high
low
low
low
low
low
low
high
low
low
low
low
low
low
high
high
high
high
high
high
high
7. high = +5 V @ 5.7 mA, low = 0 V @ 1.0 mA.
8. Any combination of the above states will provide attenuation approximately equal to the sum of the bits selected.
Evaluation Board
PCB Layout
Rev. V1
State
0 dB
0.5 dB
1 dB
2 dB
4 dB
8 dB
16 dB
31.5 dB
Parts List
Part
J1, J2
Value
0Ω
Case Style
0201
Application Schematic
VCC = -5 V
RFIN
RFOUT
V1 V2 V3 V4 V5 V6 = 0 / +5 V
3
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