SLLSFF7A
may 2021 – december 2021
ISOW1044
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Revision History
5
Description Continued
6
Device Comparison Table
7
Pin Configuration and Functions
8
Specifications
8.1
Absolute Maximum Ratings
8.2
ESD Ratings
8.3
Recommended Operating Conditions
8.4
ThermalInformation
8.5
Power Ratings
8.6
Insulation Specifications
8.7
Safety-Related Certifications
8.8
Safety Limiting Values
8.9
Electrical Characteristics
8.10
Supply Current Characteristics
8.11
Switching Characteristics
8.12
Insulation Characteristics Curves
8.13
Typical Characteristics
9
Parameter Measurement Information
10
Detailed Description
10.1
Overview
10.2
Power Isolation
10.3
Signal Isolation
10.4
CAN Transceiver
10.4.1
Remote Wake Request via Wake-Up Pattern (WUP) in Standby Mode
10.5
Functional Block Diagram
10.6
Feature Description
10.6.1
CAN Bus States
10.6.2
Digital Inputs and Outputs: TXD (Input) and RXD (Output)
10.6.3
TXD Dominant Timeout (DTO)
10.6.4
Power-Up and Power-Down Behavior
10.6.5
Protection Features
10.6.6
Floating Pins, Unpowered Device
10.6.7
Glitch-Free Power Up and Power Down
10.7
Device Functional Modes
10.8
Device I/O Schematics
11
Application and Implementation
11.1
Application Information
11.2
Typical Application
11.2.1
Design Requirements
11.2.2
Detailed Design Procedure
11.2.2.1
Bus Loading, Length and Number of Nodes
11.2.2.2
CAN Termination
11.2.3
Application Curve
11.2.4
Insulation Lifetime
12
Power Supply Recommendations
13
Layout
13.1
Layout Guidelines
13.2
Layout Example
14
Device and Documentation Support
14.1
Documentation Support
14.1.1
Related Documentation
14.2
Receiving Notification of Documentation Updates
14.3
Support Resources
14.4
Trademarks
14.5
Electrostatic Discharge Caution
14.6
Glossary
15
Mechanical, Packaging, and Orderable Information
1
Features
Meets the requirements of ISO 11898-2:2016 physical layer standards
Support of Classical CAN: 1 Mbps
Optimized for CAN FD: 2 and 5 Mbps
Integrated DC-DC converter with low-emissions, low-noise
Meets CISPR 32 and EN 55032 Class B with greater than 6 dB margin on a two-layer PCB
Low frequency power converter at 25 MHz enabling low noise performance
Additional 10 Mbps GPIO channel
High efficiency output power
Typical efficiency: 47%
Isolated output voltage accuracy: ± 5%
Additional output current: 20 mA
Independent power supply for CAN & DC-DC
Logic supply (V
IO
): 1.71 V to 5.5 V
Power converter supply ( V
DD
): 4.5 V to 5.5 V
Fault-Protected CAN FD Transceiver
DC Bus fault protection voltage: ± 58V
Receiver common mode input voltage: ±12 V
Remote wakeup via BUS wake-up pattern
Typical loop delay: 167 ns
Reinforced and Basic isolation options
High CMTI: 100-kV/µs (typical)
High ESD bus protection w.r.t GND2
HBM ESD: ±12 kV
IEC 61000-4-2 contact discharge: ±8 kV
Operating temperature range: -40°C to 125°C
Current limit and thermal shutdown
20-pin wide SOIC package
Safety-Related Certifications
planned:
VDE Reinforced and Basic insulation per DIN VDE V 0884-11:2017-01
UL 1577 component recognition program
IEC 62368-1, IEC 61010-1, IEC 60601-1 and GB 4943.1-2011 certifications