General Features
• External CAN FD Controller with Integrated CAN
FD Transceiver and Serial Peripheral Interface
(SPI)
• Arbitration Bit Rate Up to 1 Mbps
• Data Bit Rate up to 5 Mbps
• CAN FD Controller Modes
- Mixed CAN 2.0B and CAN FD Mode
- CAN 2.0B Mode
• Fully ISO 11898-1:2015, ISO 11898-2: 2016 and
SAE J2962-2 Compliant
• Temperature Ranges:
- Extended (E): -40°C to +125°C
- High (H): -40°C to +150°C
• ISO 26262 Functional Safety Ready
• Low Electromagnetic Emission (EME) and High
Electromagnetic Immunity (EMI)
• AEC-Q100 and AEC-Q006 Qualified
• Package: SSOP28 (Moisture Sensitivity Level 2)

CAN FD Controller Features
Message FIFOs
• 31 FIFOs, Configurable as Transmit or Receive
FIFOs
• One Transmit Queue (TXQ)
• Transmit Event FIFO (TEF) with 32-bit Time
Stamp
Message Transmission
• Message Transmission Prioritization:
- Based on Priority Bit Field
- Message with Lowest ID gets Transmitted
First Using the Transmit Queue (TXQ)
• Programmable Automatic Retransmission
Attempts: Unlimited, 3 Attempts or Disabled
Message Reception
• 32 Flexible Filter and Mask Objects
• Each Object Can Be Configured to Filter Either:
- Standard ID + first 18 data bits, or
- Extended ID
• 32-bit Time Stamp
Special Features
• VDD: 2.7V to 5.5V
• Active Current: Maximum 20 mA at 5.5 V
40 MHz CAN clock
• Sleep Current: 15 A, Typical
• Low Power Mode Current: Maximum 10 A from
-40°C to +150°C
• Message Objects are Located in RAM: 2 KB
• Up to 3 Configurable Interrupt Pins
• Bus Health Diagnostics and Error Counters
• Transceiver Standby Control
• Start of Frame Pin for Indicating the Beginning of
Messages on the Bus
Oscillator Options
• 40, 20 or 4 MHz Crystal or Ceramic Resonator;
External Clock Input
• Clock Output with Prescaler
SPI Interface
• Up to 20 MHz SPI Clock Speed
• Supports SPI Modes 0,0 and 1,1
• Registers and Bit Fields are Arranged in a Way to
Enable Efficient Access through SPI
Safety Critical Systems
• SPI Commands with CRC to Detect Noise on SPI
Interface
• Error Correction Code (ECC) Protected RAM
Additional Features
• GPIO Pins: INT0 and INT1 Can Be Configured as
General Purpose I/O
• Open Drain Outputs: TXCAN, INT, INT0, and INT1
Pins Can Be Configured as Push/Pull or Open
Drain Outputs

CAN FD Transceiver Features
• Differential Receiver with Wide Common Mode
Range
• Remote Wake-Up Capability via CAN Bus -
Wake-Up on Pattern (WUP), as Specified in
ISO 11898-2: 2016, 3.8 μs Activity Filter Time
• Functional Behavior Predictable under All Supply
Conditions
• Transceiver Disengages from the Bus When Not
Powered Up
• RXD Recessive Clamping Detection
• High Electrostatic Discharge (ESD) Handling
Capability on the Bus Pins
• Bus Pins Protected Against Transients in
Automotive Environments
• Transmit Data (TXD) Dominant Time-Out
Function
• Undervoltage Detection on VCC and VIO Pins
• CANH/CANL Short-Circuit and Overtemperature
Protected
• Low Max Standby Current of 12 A
• Fulfills the OEM “Hardware Requirements for LIN,
CAN and FlexRay Interfaces in Automotive
Applications, Rev. 1.3”