MC33064LP
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Microsemi Corporation MC33064LP

Manufacturer No:
MC33064LP
Manufacturer:
Microsemi Corporation
Package:
Tape & Box (TB)
Description:
IC SUPERVISOR 1 CHANNEL TO92-3
Delivery:
Payment:
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iso45001
iso9001
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Product Introduction

Overview

The MC33064LP is an undervoltage sensing circuit designed and manufactured by Microsemi Corporation. This component is specifically intended for use as a reset controller in microprocessor-based systems. Although the MC33064LP is currently listed as obsolete, it remains a significant component in legacy systems and designs requiring low supply voltage detection.

Key Specifications

ParameterDescription
ManufacturerMicrosemi Corporation
Part NumberMC33064LP
Package / CaseTO-226-3, TO-92-3 (TO-226AA)
PackagingTape & Box (TB)
Part StatusObsolete
FunctionUndervoltage Sensing Circuit
RESET OutputOpen collector output, capable of sinking up to 60mA
VIN RangeRESET output fully functional at VIN=1V
Comparator HysteresisTemperature stable reference comparator with hysteresis
Delay TimeProgrammable delay time with the addition of a capacitor

Key Features

  • Undervoltage Detection: Designed for low supply voltage detection in microprocessor-based systems.
  • Glitch-Free Supply Current: Maintains stable supply current during undervoltage detection, unlike competing products.
  • Programmable Delay Time: Allows for adjustable delay time after power returns with the addition of a capacitor.
  • High-Current Clamping Diode: Includes a high-current clamping diode for protection.
  • Comparator Hysteresis: Features a temperature stable reference comparator with adjustable hysteresis using an external resistor.

Applications

The MC33064LP is suitable for various microprocessor-based systems that require reliable undervoltage sensing and reset control. These applications include:

  • Embedded systems requiring power monitoring and reset functionality.
  • Industrial control systems where stable voltage detection is crucial.
  • Automotive electronics that need robust undervoltage sensing.
  • Medical devices requiring precise voltage monitoring and reset capabilities.

Q & A

  1. What is the primary function of the MC33064LP?
    The MC33064LP is an undervoltage sensing circuit designed for use as a reset controller in microprocessor-based systems.
  2. Why is the MC33064LP listed as obsolete?
    The MC33064LP is no longer manufactured by Microsemi Corporation, although it may still be used in legacy systems.
  3. What package types are available for the MC33064LP?
    The MC33064LP is available in TO-226-3 and TO-92-3 (TO-226AA) packages.
  4. How does the MC33064LP handle supply current during undervoltage detection?
    The MC33064LP maintains a stable, glitch-free supply current during undervoltage detection.
  5. Can the delay time after power returns be adjusted?
    Yes, the delay time can be adjusted by adding a capacitor.
  6. What is the maximum current the RESET output can sink?
    The RESET output can sink up to 60mA.
  7. At what input voltage is the RESET output fully functional?
    The RESET output is fully functional at VIN=1V.
  8. How can the comparator hysteresis be adjusted?
    The comparator hysteresis can be adjusted by adding an external resistor (R_H).
  9. What types of systems can benefit from using the MC33064LP?
    Embedded systems, industrial control systems, automotive electronics, and medical devices can benefit from using the MC33064LP.
  10. Where can I find detailed specifications for the MC33064LP?
    Detailed specifications can be found in the datasheet available from sources like Digi-Key, AllDataSheet, or the official Microsemi documentation.

Product Attributes

Type:Simple Reset/Power-On Reset
Number of Voltages Monitored:1
Voltage - Threshold:4.6V
Output:Open Drain or Open Collector
Reset:Active Low
Reset Timeout:- 
Operating Temperature:-40°C ~ 85°C (TA)
Mounting Type:Through Hole
Package / Case:TO-226-3, TO-92-3 (TO-226AA) Formed Leads
Supplier Device Package:TO-92-3
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Same Series
MC33064LP
MC33064LP
IC SUPERVISOR 1 CHANNEL TO92-3
MC34064LP
MC34064LP
IC SUPERVISOR 1 CHANNEL TO92-3

Similar Products

Part Number MC33064LP MC33164LP MC34064LP
Manufacturer Microsemi Corporation Microsemi Corporation Microsemi Corporation
Product Status Obsolete Obsolete Obsolete
Type Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset
Number of Voltages Monitored 1 1 1
Voltage - Threshold 4.6V 4.33V 4.6V
Output Open Drain or Open Collector Open Drain or Open Collector Open Drain or Open Collector
Reset Active Low Active Low Active Low
Reset Timeout - - -
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) 0°C ~ 70°C (TA)
Mounting Type Through Hole Through Hole Through Hole
Package / Case TO-226-3, TO-92-3 (TO-226AA) Formed Leads TO-226-3, TO-92-3 (TO-226AA) Formed Leads TO-226-3, TO-92-3 (TO-226AA) Formed Leads
Supplier Device Package TO-92-3 TO-92-3 TO-92-3

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