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Maxim > Designer's Library > App Notes

Application Notes by Category

Over 2000 application notes and technical articles written by engineers, for engineers.
You can comment on any application note and contribute to the engineering community.
These articles offer experienced analysis, design ideas, reference designs, and tutorials—to make you an expert.

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Newest Appnotes

RS485
Smart Card Interface
USB

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App Note 4354 Abstract
Achieving Standardized HS-CAN Communication from a 3.3V_CC Supply

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PDF (622K)

App Note 4228 Abstract
A Five-Channel (Three +V and Two -V) Hot-Swap Reference Design

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PDF (98K)

App Note 4180 Abstract
Optimizing the Load-Switch Function of the DS2715 Battery-Charger IC

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PDF (116K)

App Note 4024 Abstract
SPI/I²C Bus Lines Control Multiple Peripherals

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PDF (37K)

App Note 3580 Abstract
Redundant-Transceiver RS-232 Link Has ±40V Overvoltage Protection

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PDF (164K)

App Note 3317 Abstract
Adding Windows NT/2000/XP Support to the AN3315 Parallel-Port 2-Wire Software

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PDF (61K)

App Note 3180 Abstract
Standby Current for RS-422 Repeater Is Less Than 3µA

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App Note 3168 Abstract
Defusing Battery Fuel Gauge Misconceptions -- How Wireless Handsets and Other Products Can Benefit From Accurate Battery Monitoring

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App Note 3161 Abstract
Designing Robust and Fault-Tolerant Motion-Control Feedback Systems

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App Note 2045 Abstract
Understanding Common-Mode Signals

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PDF (163K)

App Note 2023 Abstract
LVDS Serializer-Deserializer Performance over Twisted Pair Cable

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App Note 1923 Abstract
Draw 150mW Of Isolated Power From Off-Hook Phone Line

LLT

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PDF (37K)

App Note 3831 Abstract
Memory Card Interface Translates and Protects Signals

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PDF (60K)

App Note 1159 Abstract
Level Translators For SPI™ and I²C Bus Signals

Other Interface Circuits

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PDF (82K)

App Note 3306 Abstract
The Advantages of the DS2120 Low Voltage Differential (LVD) Device in a SCSI Environment

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App Note 3024 Abstract
IrDA and RS-232: A Match Made in Silicon

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PDF (37K)

App Note 3195 Abstract
Add Fault Protection to 4-20mA Loop Supply

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PDF (74K)

App Note 3025 Abstract
PIC'ing the MAX3100: Adding USB to a PIC Microcontroller Using the MAX3100 UART

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PDF (209K)

App Note 2852 Abstract
Using a PC to Experiment with the MAX7300/MAX7301 Port Expanders

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App Note 2007 Abstract
The Advantages of Using Low-Voltage Differential (LVD) Devices in the SCSI Environment

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App Note 514 Abstract
Connecting the DS2119M SCSI Terminator in Typical Applications

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App Note 1863 Abstract
Transmit Digital Signals and Power Over Same Wires

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PDF (252K)

App Note 510 Abstract
SCSI Bus Configuration For MSTR/SLV Connections

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App Note 1157 Abstract
Parallel-Port Interface Powers Low Voltage Systems

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PDF (31K)

App Note 588 Abstract
Multiplexer Enables Pseudomultidrop RS-232 Transmission

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App Note 1158 Abstract
Power Supply From 4-20mA Transmission Line

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PDF (103K)

App Note 206 Abstract
Using a PC's RS-232 Serial Port To Communicate with 2-Wire Devices

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App Note 1058 Abstract
LVDS Enables High-Speed Signal Distribution in 3G Basestations

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App Note 955 Abstract
Analog Switch Expands I²C Interface

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PDF (135K)

App Note 169 Abstract
Interfacing a DS1868 3-Wire Device to a SPI Bus

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App Note 872 Abstract
LVDS Splitter Simplifies High-Speed Signal Distribution

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App Note 873 Abstract
High-Speed Signal Distribution Using Low-Voltage Differential Signaling (LVDS)

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App Note 823 Abstract
Two ICs Convert 4-20mA Signal to 0-5V Output

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App Note 807 Abstract
Force/Sense DAC Applications

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PDF (44K)

App Note 802 Abstract
Interfacing SPI Peripherals to the MAX7651 Processor

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PDF (99K)

App Note 631 Abstract
Circuit Enables PCs to Communicate via IrDA

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PDF (85K)

App Note 691 Abstract
New IC Caps Two Decades of UART Development

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PDF (31K)

App Note 1073 Abstract
Tiny Analog Switch Alleviates I2C Address Conflicts

RS232

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PDF (140K)

App Note 3024 Abstract
IrDA and RS-232: A Match Made in Silicon

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PDF (83K)

App Note 2394 Abstract
Interfacing the MAX1169 ADC to a PIC Microcontroller

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PDF (171K)

App Note 2141 Abstract
Determining Clock Accuracy Requirements for UART Communications

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PDF (61K)

App Note 2020 Abstract
Choosing the Right RS-232 Transceiver

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PDF (92K)

App Note 1846 Abstract
Using the MAX3250 ±50V-Isolated RS-232 Transceivers

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PDF (118K)

App Note 1834 Abstract
Lower the Supply Current in Your RS-232 System

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PDF (116K)

App Note 654 Abstract
New RS-232 ICs Feature 1µA Supply Current, ±15kV ESD Protection, and 3V Operation

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App Note 761 Abstract
Automatic Test Equipment on a Budget

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App Note 739 Abstract
Design Considerations for Data-Lump Cables

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App Note 564 Abstract
Tech Brief 10: ESD Considerations for RS-232 Drivers

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App Note 83 Abstract
Fundamentals of RS-232 Serial Communications

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PDF (91K)

App Note 836 Abstract
Selecting and using RS-232 Interface Parts for Your Power Supply Voltages

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App Note 882 Abstract
RS-232 Features Explained

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PDF (202K)

App Note 860 Abstract
Serial-Data Interface Chip Supplies Bipolar Voltages

RS485

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PDF (138K)

App Note 3884 Abstract
How Far and How Fast Can You Go with RS-485?

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PDF (171K)

App Note 2141 Abstract
Determining Clock Accuracy Requirements for UART Communications

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PDF (44K)

App Note 1833 Abstract
Using RS-485/RS-422 Transceivers in Fieldbus Networks

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PDF (145K)

App Note 1137 Abstract
Using the MAX3157 High-CMR RS-485 Transceivers

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App Note 1076 Abstract
Fail-Safe, Low-Speed, Variable-Reluctance Sensors

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PDF (38K)

App Note 1063 Abstract
Microcontroller Recognizes Addresses in RS-485 Systems

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PDF (154K)

App Note 763 Abstract
Guidelines for Proper Wiring of an RS-485 (TIA/EIA-485-A) Network

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App Note 736 Abstract
RS-485 (EIA/TIA-485) Differential Data Transmission System Basics

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PDF (96K)

App Note 578 Abstract
New RS-485 IC Increases System Reliability and Fault Detection in Motor-Control Circuits

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PDF (95K)

App Note 1090 Abstract
Methods for Trimming the Power Required in RS-485 Systems

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PDF (111K)

App Note 643 Abstract
Pre-Emphasis Improves RS-485 Communications

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PDF (102K)

App Note 723 Abstract
Selecting and Using RS-232, RS-422, and RS-485 Serial Data Standards

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App Note 367 Abstract
Explanation of Maxim RS-485 Features

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PDF (119K)

App Note 639 Abstract
Maxim Leads the Way in ESD Protection

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PDF (153K)

App Note 651 Abstract
ESD Protection for I/O Ports

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PDF (45K)

App Note 2116 Abstract
RS-485 Data Interface Gives Isolated, Full-Duplex Operation

Smart Card Interface

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PDF (175K)

App Note 4200 Abstract
Getting Started with the DS8113 Smart-Card Analog Interface Evaluation Kit

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PDF (77K)

App Note 4029 Abstract
The DS8007 and Smart Card Interface Fundamentals

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App Note 4120 Abstract
Using the DS8007 In Smart-Card Transactions

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App Note 4036 Abstract
Getting Started with the DS8007 Evaluation Kit

USB

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App Note 4000 Abstract
MAX3421E-Revisions 1 and 2 Host OUT Transfers

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App Note 3937 Abstract
Setting Up the Maxim USB Laboratory

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App Note 3936 Abstract
The Maxim USB Laboratory

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PDF (180K)

App Note 3891 Abstract
Isolating USB

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App Note 3803 Abstract
Practical USB Terminology

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PDF (4135K)

App Note 3785 Abstract
MAX3421E Programming Guide

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PDF (30K)

App Note 3782 Abstract
Frequently Asked Questions about the MAX3421E

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PDF (527K)

App Note 3690 Abstract
USB Enumeration Code (and More) for the MAX3420E

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App Note 3637 Abstract
Add USB to Anything

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PDF (175K)

App Note 3663 Abstract
Bringing Up a MAX3420E System

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App Note 3661 Abstract
The MAX3420E Interrupt System

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PDF (128K)

App Note 3607 Abstract
Charging Batteries from USB

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App Note 3597 Abstract
Frequently Asked Questions About the MAX3420E

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App Note 3598 Abstract
MAX3420E Programming Guide

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PDF (74K)

App Note 3025 Abstract
PIC'ing the MAX3100: Adding USB to a PIC Microcontroller Using the MAX3100 UART

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PDF (58K)

App Note 1822 Abstract
USB On-The-Go Basics

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