Texas Instruments TPS31xx Supervisory Circuits

Texas Instruments TPS31xx Supervisory Circuit provides circuit initialization and timing supervision, primarily for DSP and processor-based systems. The TI TPS31xx supervisory circuit features a precision supply voltage supervision range of 0.9V, 1.2V, 1.5V, 1.6V, 2V, and 3.3V, as well as high trip-point accuracy of 0.75%. The Texas Instruments TPS31xx supervisory circuit is ideal for use in a variety of applications, including those using low-power DSPs, microcontrollers, or microprocessors.

Features

  • 0.9V, 1.2V, 1.5V, 1.6V, 2V, and 3.3V Precision Supply Voltage Supervision Range
  • 0.75% High Trip-Point Accuracy
  • Supply Current of 1.2µA (Typical)
  • RESET Defined With Input Voltages as Low as 0.4V
  • Power-On Reset Generator With a Delay Time of 130ms
  • Push/Pull or Open-Drain RESET Outputs
  • –40°C to 125°C Package Temperature Range

Applications

  • Applications Using Low-Power DSPs, Microcontrollers, or Microprocessors
  • Portable and Battery-Powered Equipment
  • Intelligent Instruments
  • Wireless Communication Systems
  • Industrial Equipment
  • Notebook and Desktop Computers

Functional Block Diagrams

發佈日期: 2010-03-15 | 更新日期: 2025-01-20