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TPS3123 - ULTRA-LOW VOLTAGE PROCESSOR SUPERVISORY CIRCUITS

Description

The TPS312x family of ultralow voltage processor supervisory circuits provides circuit initialization and timing supervision, primarily for DSP and processor-based systems.

During power-on, RESET is asserted when the supply voltage (VDD) becomes higher than 0.75 V.

Features

  • 1.
  • 2 Minimum Supply Voltage of 0.75 V.
  • Supply Voltage Supervision Range:.
  • 1.2 V, 1.5 V, 1.8 V (TPS312x).
  • 3 V (TPS3125 Devices Only).
  • Other Versions on Request.
  • Power-On Reset Generator With Fixed Delay Time of 180 ms.
  • Manual Reset Input (TPS3123/5/6/8).
  • Watchdog Timer Retriggers the RESET Output at VDD ≥ VIT.
  • Supply Current of 14 μA (Typ).
  • Small SOT23-5 Package.
  • Temperature Range of.
  • 40°C to.

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Full PDF Text Transcription

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www.ti.com TPS3123-xx TPS3124-xx, TPS3125-xx TPS3126-xx, TPS3128-xx SLVS227E – AUGUST 1999 – REVISED AUGUST 2011 ULTRA-LOW VOLTAGE PROCESSOR SUPERVISORY CIRCUITS Check for Samples: TPS3123-xx, TPS3124-xx, TPS3125-xx, TPS3126-xx, TPS3128-xx FEATURES 1 •2 Minimum Supply Voltage of 0.75 V • Supply Voltage Supervision Range: – 1.2 V, 1.5 V, 1.
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