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HomeProductsIsolatorsDigital IsolatorsMAX14945EWE+
MAX14945EWE+ Image
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See specifications for product details.

MAX14945EWE+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
MAX14945EWE+
Manufacturer
Maxim Integrated
Allelco Part Number
32D-MAX14945EWE+
ECAD Model
Parts Description
DGTL ISO 2.75KV RS422/485 16SOIC
Detailed Description
Package
16-SOIC (0.295", 7.50mm Width)
Data sheet
MAX14945.pdf
RoHs Status
ROHS3 Compliant
In stock: 7730

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Quantity

Specifications

MAX14945EWE+ Tech Specifications
Analog Devices Inc./Maxim Integrated - MAX14945EWE+ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - MAX14945EWE+

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Supply 1.71V ~ 5.5V, 4.5V ~ 5.5V  
Voltage - Isolation 2750Vrms  
Type RS422, RS485  
Technology Capacitive Coupling  
Supplier Device Package 16-SOIC  
Series -  
Rise / Fall Time (Typ) -  
Pulse Width Distortion (Max) -  
Propagation Delay tpLH / tpHL (Max) -  
Package / Case 16-SOIC (0.295", 7.50mm Width)  
Product Attribute Attribute Value  
Package Tube  
Operating Temperature -40°C ~ 85°C  
Number of Channels 3  
Mounting Type Surface Mount  
Isolated Power No  
Inputs - Side 1/Side 2 2/1  
Data Rate 500kbps  
Common Mode Transient Immunity (Min) 35kV/µs (Typ)  
Channel Type Unidirectional  
Base Product Number MAX14945  

Parts Introduction

Manufacturer Part Number

MAX14945EWE+

Manufacturer

Maxim Integrated

Introduction

The MAX14945EWE+ is a high-speed, 3-channel digital isolator that uses a proprietary capacitive-coupling technology to provide isolation between a digital input and output.

Product Features and Performance

3-channel digital isolator

Capacitive-coupling technology for isolation

High common-mode transient immunity (35kV/μs typical)

Data rates up to 500kbps

Supports RS422 and RS485 signaling

Wide supply voltage range: 1.71V to 5.5V

Operating temperature range: -40°C to +85°C

Product Advantages

Compact 16-SOIC package

High isolation voltage (2750Vrms)

Reliable and robust operation

Low power consumption

Key Technical Parameters

Number of Channels: 3

Isolation Voltage: 2750Vrms

Data Rate: Up to 500kbps

Supply Voltage: 1.71V to 5.5V

Operating Temperature: -40°C to +85°C

Quality and Safety Features

RoHS3 compliant

Compact and reliable 16-SOIC package

Meets safety and quality standards

Compatibility

Supports RS422 and RS485 signaling

Suitable for a wide range of digital interface applications

Application Areas

Industrial automation

Instrumentation and measurement

Motor control

Power supplies

Medical equipment

Transportation systems

Product Lifecycle

The MAX14945EWE+ is an active product and is not nearing discontinuation. Replacement or upgrade options may be available from Maxim Integrated.

Several Key Reasons to Choose This Product

High isolation voltage and common-mode transient immunity for reliable operation

Compact and efficient 16-SOIC package

Wide supply voltage and temperature range for versatile applications

Support for popular digital communication protocols (RS422, RS485)

Robust and reliable performance backed by Maxim Integrated's quality standards

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated MAX14945EWE+

Product Attribute MAX14945EWE+ MAX14931DASE+T MAX14932FASE+ MAX14932DAWE+T
Part Number MAX14945EWE+ MAX14931DASE+T MAX14932FASE+ MAX14932DAWE+T
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Rise / Fall Time (Typ) - 2ns, 2ns 2ns, 2ns 2ns, 2ns
Type RS422, RS485 General Purpose General Purpose General Purpose
Propagation Delay tpLH / tpHL (Max) - 54.1ns, 55.3ns 7.5ns, 7.4ns 54.1ns, 55.3ns
Pulse Width Distortion (Max) - 4.5ns 1ns 4.5ns
Voltage - Isolation 2750Vrms 2750Vrms 2750Vrms 2750Vrms
Common Mode Transient Immunity (Min) 35kV/µs (Typ) 25kV/µs (Typ) 25kV/µs (Typ) 25kV/µs (Typ)
Series - - - -
Isolated Power No No No No
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package 16-SOIC 16-SOIC 16-SOIC 16-SOIC
Technology Capacitive Coupling Capacitive Coupling Capacitive Coupling Capacitive Coupling
Package Tube Tape & Reel (TR) Tube Tape & Reel (TR)
Base Product Number MAX14945 MAX14931 MAX14932 MAX14932
Inputs - Side 1/Side 2 2/1 3/1 2/2 2/2
Data Rate 500kbps 1Mbps 150Mbps 1Mbps
Voltage - Supply 1.71V ~ 5.5V, 4.5V ~ 5.5V 1.71V ~ 5.5V 1.71V ~ 5.5V 1.71V ~ 5.5V
Number of Channels 3 4 4 4
Operating Temperature -40°C ~ 85°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Channel Type Unidirectional Unidirectional Unidirectional Unidirectional
Package / Case 16-SOIC (0.295", 7.50mm Width) 16-SOIC (0.154", 3.90mm Width) 16-SOIC (0.154", 3.90mm Width) 16-SOIC (0.295", 7.50mm Width)

MAX14945EWE+ Datasheet PDF

Download MAX14945EWE+ pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for MAX14945EWE+ - Analog Devices Inc./Maxim Integrated.

Datasheets
MAX14945.pdf
Environmental Information
Maxim Integrated REACH.pdf Maxim Integrated RoHS Cert.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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MAX14945EWE+ Image

MAX14945EWE+

Analog Devices Inc./Maxim Integrated
32D-MAX14945EWE+

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