Power-On Reset and Power Sequencing for the Am79C02/03/031 DSLAC™ Devices Application Note The purpose of this application note is to consider the behavior of the Dual Subscriber Line AudioProcessing Circuit (DSLAC™) device on a linecard during power-up.
It is necessary to understand the behavior of the DSLAC device during power-up to ensure a successful linecard design.
This application note discusses the following topics: s Power-on reset circuit operation s Warm start s Sequence for the application of signals and power rails The DSLAC Power-On Reset Circuit All DSLAC devices have an internal circuit for generating a power-on reset when power is first applied to the VCC rail.
The Am79C02 d...

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