Q&A ADRF5720 power sequence

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ADRF5720 Recommended for New Designs
The ADRF5720 is a silicon, 6-bit digital attenuator with 31.5 dB attenuation control range in 0.5 dB steps. This device operates from 9 kHz to 40 GHz with...
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ADRF5720 on Analog.com

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ADRF5720 power sequence

Dan-Radiogal

on Nov 9, 2023

Category: Hardware

Product Number: ADRF5720

Is there any risk of damage to the ADRF5720 if applying -3.3V before +3.3V?

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Dan-Radiogal
on Nov 9, 2023 9:53 AM
0
I measured 11mA transient current on VDD with or without -3.3V. please explain why the sequence is needed.
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Dan-Radiogal
on Nov 9, 2023 9:53 AM
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I measured 11mA transient current on VDD with or without -3.3V. please explain why the sequence is needed.
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ADRF5720 power sequence