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HomeProductsIntegrated Circuits (ICs)PMIC - SupervisorsMAX6421US29+T
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MAX6421US29+T - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
MAX6421US29+T
Manufacturer
Maxim Integrated
Allelco Part Number
32D-MAX6421US29+T
ECAD Model
Parts Description
IC MPU/RESET CIRC 2.925V SOT143
Package
TO-253-4, TO-253AA
Data sheet
MAX6340, MAX6421-26.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 22182

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Specifications

MAX6421US29+T Tech Specifications
Analog Devices Inc./Maxim Integrated - MAX6421US29+T technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - MAX6421US29+T

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Threshold 2.925V  
Type Simple Reset/Power-On Reset  
Supplier Device Package SOT-143-4  
Series -  
Reset Timeout Adjustable/Selectable  
Reset Active Low  
Product Attribute Attribute Value  
Package / Case TO-253-4, TO-253AA  
Package Tape & Reel (TR)  
Output Push-Pull, Totem Pole  
Operating Temperature -40°C ~ 125°C (TA)  
Number of Voltages Monitored 1  
Mounting Type Surface Mount  
Base Product Number MAX6421  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

MAX6421US29+T

Manufacturer

Analog Devices

Introduction

The MAX6421 is a simple reset/power-on reset (POR) supervisor IC that monitors a single supply voltage and generates an active-low reset signal when the voltage falls below a user-selectable threshold. The device is designed to provide a clean, glitch-free reset signal to microprocessors, microcontrollers, and other digital logic during power-up and power-down sequences.

Product Features and Performance

Monitors a single supply voltage

Adjustable/selectable reset voltage threshold

Active-low reset output

Adjustable/selectable reset timeout period

Wide operating temperature range of -40°C to +125°C

Small surface-mount packages available

Product Advantages

Simple and easy to use

Reliable power-on reset signal generation

Flexible configuration options

Wide temperature range support

Space-saving surface-mount packages

Key Reasons to Choose This Product

Ensure reliable system operation by providing a clean reset signal during power transitions

Customizable reset voltage threshold and timeout period to suit your application requirements

Robust performance across a wide temperature range

Compact surface-mount packages for efficient board layout

Quality and Safety Features

Designed and manufactured to high quality standards

Robust electrical and thermal performance

Compliant with relevant safety regulations

Compatibility

The MAX6421 is compatible with a wide range of microprocessors, microcontrollers, and other digital logic devices that require a reliable power-on reset signal.

Application Areas

Microprocessor-based systems

Embedded controllers

Industrial automation equipment

Telecommunications equipment

Consumer electronics

Product Lifecycle

The MAX6421 is an active product and there are no plans for discontinuation at this time. There are several equivalent or alternative models available from Analog Devices, such as the MAX6420, MAX6422, and MAX6423 series, which offer similar functionality and features. If you have any specific questions or need assistance in selecting the right product, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated MAX6421US29+T

Product Attribute MAX6421US29+T MAX6421US26-T MAX6422XS26+T MAX6420UK26+T
Part Number MAX6421US29+T MAX6421US26-T MAX6422XS26+T MAX6420UK26+T
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Base Product Number MAX6421 MAX6421 MAX6422 MAX6420
Package Tape & Reel (TR) Bulk Tape & Reel (TR) Tape & Reel (TR)
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Reset Active Low Active Low Active High Active Low
Type Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Multi-Voltage Supervisor
Output Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Open Drain or Open Collector
Supplier Device Package SOT-143-4 SOT-23-4 SC-70-4 SOT-23-5
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Number of Voltages Monitored 1 1 1 2
Reset Timeout Adjustable/Selectable Adjustable/Selectable Adjustable/Selectable Adjustable/Selectable
Series - - - -
Voltage - Threshold 2.925V 2.625V 2.625V 2.625V, Adj
Package / Case TO-253-4, TO-253AA TO-253-4, TO-253AA SC-82A, SOT-343 SC-74A, SOT-753

MAX6421US29+T Datasheet PDF

Download MAX6421US29+T pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for MAX6421US29+T - Analog Devices Inc./Maxim Integrated.

Datasheets
MAX6340, MAX6421-26.pdf
Environmental Information
Maxim Integrated REACH.pdf Maxim Integrated RoHS Cert.pdf
Part Numbering Guide
Part Numbering System.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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MAX6421US29+T Image

MAX6421US29+T

Analog Devices Inc./Maxim Integrated
32D-MAX6421US29+T

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