CHT3029-QEG Datasheet, PDF (11/12 Pages) United Monolithic Semiconductors – DC-31GHz 4Bit Digital Attenuator

DC-31GHz 4Bit Digital Attenuator
CHT3029-QEG
Evaluation mother board
■ Compatible with the proposed footprint.
■ Based on typically Ro4003 / 8mils or equivalent.
■ Using a micro-strip to coplanar transition to access the package.
■ See application note AN0017 for details.
Recommended assembly table
Label
RF IN
RF OUT
A1
A2
A3
A4
V+
V-
Pad
number
6
14
3
2
1
24
16
17
Decoupling
Comment
External DC block must be used Input and Output RF
to ensure DC decoupling
accesses
Not required
Bit control pads
10nF
10nF
Positive Supply
Negative Supply
Ref. : DSCHT3029-QEG5357 - 23 Dec 15
11/12
Specifications subject to change without notice
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