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LP5553 - AVS Energy Management

General Description

The LP5553 is a System Power Management Interface (SPMI) compliant Energy Management Unit for reducing power consumption of low power hand held applications such as dual-core processors and DSPs.

Key Features

  • 1.
  • 2 SPMI Bus for System-Level Power Management.
  • High-Efficiency PowerWise® Technology Adaptive Voltage Scaling for Intelligent Energy Management in AVS and DVS Environments.
  • Two Digitally Programmable 3.6 MHz Buck Regulators to Power Dual Voltage Domains.
  • Five Programmable LDOs for System Functions Such as:.
  • PLL/Clock Generation.
  • I/O.
  • Memory Retention.
  • Internal Soft Start.
  • Variable Regulator Power Up Sequencing. KEY.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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LP5553 www.ti.com SNVS544E – FEBRUARY 2009 – REVISED MARCH 2013 LP5553 PowerWise® AVS Energy Management Unit with SPMI Check for Samples: LP5553 FEATURES 1 •2 SPMI Bus for System-Level Power Management • High-Efficiency PowerWise® Technology Adaptive Voltage Scaling for Intelligent Energy Management in AVS and DVS Environments • Two Digitally Programmable 3.6 MHz Buck Regulators to Power Dual Voltage Domains • Five Programmable LDOs for System Functions Such as: – PLL/Clock Generation – I/O – Memory Retention • Internal Soft Start • Variable Regulator Power Up Sequencing. KEY SPECIFICATIONS • Input Voltage Range: 2.7 to 4.