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ISO1540 Datasheet(PDF) 2 Page - Texas Instruments

Part # ISO1540
Description  ISO154x Low-Power Bidirectional I2C Isolators
PDF  37 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

ISO1540 Datasheet(HTML) 2 Page - Texas Instruments

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Table of Contents
1 Features............................................................................1
2 Applications..................................................................... 1
3 Description.......................................................................1
4 Revision History.............................................................. 2
5 Pin Configuration and Functions...................................4
6 Specifications.................................................................. 6
6.1 Absolute Maximum Ratings........................................ 6
6.2 ESD Ratings............................................................... 6
6.3 Recommended Operating Conditions.........................6
6.4 Thermal Information....................................................7
6.5 Power Ratings.............................................................7
6.6 Insulation Specifications............................................. 8
6.7 Safety-Related Certifications...................................... 9
6.8 Safety Limiting Values.................................................9
6.9 Electrical Characteristics...........................................10
6.10 Supply Current Characteristics............................... 11
6.11 Timing Requirements.............................................. 11
6.12 Switching Characteristics........................................12
6.13 Insulation Characteristics Curves........................... 13
6.14 Typical Characteristics............................................ 14
7 Detailed Description......................................................19
7.1 Overview................................................................... 19
7.2 Functional Block Diagrams....................................... 19
7.3 Feature Description...................................................20
7.4 Isolator Functional Principle......................................20
7.5 Device Functional Modes..........................................21
8 Application and Implementation.................................. 22
8.1 Application Information............................................. 22
8.2 Typical Application.................................................... 23
9 Power Supply Recommendations................................25
10 Layout...........................................................................27
10.1 Layout Guidelines................................................... 27
10.2 Layout Example...................................................... 27
11 Device and Documentation Support..........................28
11.1 Documentation Support.......................................... 28
11.2 Related Links.......................................................... 28
11.3 Receiving Notification of Documentation Updates.. 28
11.4 Community Resources............................................28
11.5 Trademarks............................................................. 28
12 Mechanical, Packaging, and Orderable
Information.................................................................... 28
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision E (March 2019) to Revision F (December 2022)
Page
• Changed all instances of legacy terminology to controller and target where I2C is mentioned.......................... 1
• Editorial and cosmetic changes throughout the document................................................................................. 1
• Updated electrical and switching parameters..................................................................................................... 6
• Updated 'DIN VDE V 0884-11:2017-01' to 'DIN EN IEC 60747-17 (VDE 0884-17)' and removed references to
'CSA/IEC 60950-1'..............................................................................................................................................9
Changes from Revision D (December 2016) to Revision E (March 2019)
Page
• Changed VDE Standard name From: DIN V VDE V 0884-10 (VDE V 0884-10): 2006-12 To: DIN VDE V
0884-11:2017-01 in Section 1 ............................................................................................................................1
• Changed Section 1 bullet From: CSA Component Acceptance Notice 5A, IEC 60950-1 and IEC 61010-1 End
Equipment Standards To: CSA approval per IEC 60950-1 and IEC 62368-1 end equipment standards........... 1
• Updated certifications approval status, numbers, standard names, and details according to the latest agency
certificates in Section 6.7 table........................................................................................................................... 9
• Changed both bypass capacitors From: 10 µF To: 0.1 µF in . Even though larger capacitors can be used, 0.1
µF is the minimum recommended bypass capacitor size................................................................................. 24
• Changed both bypass capacitors From: 10 µF To: 0.1 µF in . Even though larger capacitors can be used, 0.1
µF is the minimum recommended bypass capacitor size................................................................................. 24
Changes from Revision C (June 2015) to Revision D (December 2016)
Page
• Deleted the Device Comparison Table; see the Features List table for device comparison ..............................4
• Changed the status of CQC certification from planned to certified ....................................................................9
• Changed the Regulatory Information table to Safety-Related Certifications and updated content.....................9
• Changed formatting of supply current parameters to combine device and sides. Moved parameters to
separate table .................................................................................................................................................. 11
• Added the Receiving Notification of Documentation Updates section .............................................................28
ISO1540, ISO1541
SLLSEB6F – JULY 2012 – REVISED DECEMBER 2022
www.ti.com
2
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