SLLA651
April 2025
TCAN2845-Q1
,
TCAN2847-Q1
,
TCAN2855-Q1
,
TCAN2857-Q1
1
Abstract
Trademarks
1
Introduction
2
Device States
2.1
Init Mode
2.2
Restart Mode
2.3
Standby Mode
2.4
Normal Mode
2.5
Sleep Mode
2.6
Fail-Safe Mode
3
Power Electronics
3.1
VSUP
3.2
VHSS
3.3
VCAN
3.4
VCC1
3.5
VCC2
3.6
VEXMON, VEXCTRL, and VEXCC
3.7
HSSx
4
Communication Capabilities
4.1
CAN-FD and Classical CAN
4.2
CAN-SIC
4.3
LIN
5
Protection Features
5.1
Undervoltage (UV) Monitors
5.1.1
VSUP
5.1.2
VHSS
5.1.3
VCAN
5.1.4
VEXCC
5.1.5
VCC1
5.1.6
VCC2
5.2
Overvoltage (OV) Monitors
5.2.1
HSSx
5.2.2
VCC1
5.2.3
VCC2
5.2.4
VEXCC
5.3
Short Circuit (SC) Monitors
5.3.1
VCC1
5.3.2
VCC2
5.3.3
VEXCC
5.4
Electrical Faults and Impact on SBC Mode
5.5
Temperature Sensors
5.6
Watchdog
5.6.1
Watchdog Error Counter
5.6.2
Timeout
5.6.3
Window
5.6.4
Initial Long Window
5.6.5
Q&A
5.7
Communication Fault Monitoring
5.7.1
CAN
5.7.2
LIN
5.8
LIMP
6
Programming, Memory, and Control
6.1
SPI
6.2
EEPROM
6.3
Interrupts
6.4
Control
7
Miscellaneous Features
7.1
Local Wake Ups
7.2
CAN Bus Wake Up (BWRR)
7.3
Partial Networking
7.4
GFO, nRST, and SW
8
Summary
9
References
Application Note
TCAN284xx and TCAN285xx High Level Overview