SLLA685
July 2026
TCAN4550-Q1
,
TCAN4551-Q1
1
Abstract
1
Basic Introduction to TCAN455x-Q1
1.1
What is an SBC?
1.2
What is CAN FD?
1.3
What are the advantages of the TCAN455x-Q1?
1.4
Difference between TCAN4550-Q1 and TCAN4551-Q1
2
TCAN455x-Q1 Peripheral Circuit Design
2.1
Power Supply Pins
2.2
SPI and IO Pins
2.3
CAN Pins
2.4
Clock Pins
2.5
Other Pins
3
Clock Circuit Design for the TCAN455x-Q1
3.1
Internal Clock Circuit and Operating Principles
3.2
Quartz Crystal Clock Mode Principle
3.3
Quartz Crystal Parameters
3.4
Quartz Crystal Selection
3.4.1
Issue of Erroneous Entry into Single-Ended Clock Mode
3.4.2
Solutions for Erroneous Entry into Single-Ended Clock Mode
4
Conclusion
5
References
Application Note
TCAN455x-Q1 Peripheral Circuit and Clock Design Application Note