TCAN1044ADDFRQ1

Part: TCAN1044A-Q1 (TCAN1044ADDFRQ1, SOT-23 DDF package) — Texas Instruments

Type: Automotive Fault-Protected CAN FD Transceiver with Standby Mode

Description: AEC-Q100 Grade 1, ISO 11898-2:2016 compliant CAN FD transceiver with 4.5–5.5 V supply, ±58 V bus fault protection, ±12 V receiver common-mode range, and support for data rates up to 8 Mbps (5 Mbps certified for EMC).

Operating Conditions:

• Supply voltage (VCC): 4.5–5.5 V
• VIO (TCAN1044AV variant only): 1.7–5.5 V
• Operating junction temperature: -40 to 150 °C
• RXD output current: ±1.5 mA (devices with VIO), ±2 mA (devices without VIO)

Absolute Maximum Ratings:

• VCC supply voltage: -0.3 to 6 V
• VIO supply voltage: -0.3 to 6 V
• CAN bus I/O voltage (VBUS): ±58 V
• Max differential voltage between CANH and CANL: ±45 V
• RXD output current: ±8 mA
• Junction temperature: -40 to 165 °C
• Storage temperature: -65 to 150 °C

Key Specs:

• ICC normal mode, dominant (STB = 0 V, TXD = 0 V, RL = 60 Ω): 45 mA typ, 70 mA max
• ICC normal mode, recessive: 4.5 mA typ, 7.5 mA max
• ICC standby mode, devices without VIO: 15 μA max
• ICC standby mode, devices with VIO: 1.5 μA max
• IIO normal mode: 25 μA typ recessive, 125 μA typ dominant
• VCC undervoltage detection: 4.2 V typ rising (4.4 V max), 4 V typ falling (3.5–4.25 V)
• VIO undervoltage detection: 1.56 V typ rising, 1.51 V typ falling
• Thermal shutdown: 195 °C typ (175–210 °C), 12 °C hysteresis
• Thermal resistance RθJA: 127.5 °C/W (SOIC), 122 °C/W (SOT-23), 55.2 °C/W (VSON)
• ESD HBM: ±4000 V all pins, ±10000 V on CANH/CANL

Features:

• AEC-Q100 (Grade 1) qualified
• Meets ISO 11898-2:2016 physical layer requirements
• Functional Safety-Capable
• Classical CAN and optimized CAN FD at 2, 5, and 8 Mbps
• Short, symmetrical propagation delays for timing margin
• Supports 12 V and 24 V battery applications
• Bus fault protection ±58 V, undervoltage protection, TXD dominant time-out, thermal shutdown
• Normal mode and low-power standby mode with remote wake-up (ISO 11898-2:2016 WUP)
• Bus and logic pins high impedance when unpowered; hot-plug capable
• TCAN1044AV variant adds VIO level shifting for 1.8, 2.5, 3.3 or 5 V logic

Applications:

• Automotive and transportation
• Body control modules
• Automotive gateway
• Advanced driver assistance systems (ADAS)
• Infotainment

Package:

• SOT-23 (DDF), 8-pin, 2.9 mm x 2.8 mm
• SOIC (D), 8-pin, 4.9 mm x 6 mm
• VSON (DRB), 8-pin, 3 mm x 3 mm

• AEC-Q100 (Grade 1) Qualified for automotive applications
• Meets the requirements of ISO 11898-2:2016 physical layer standard
• Functional Safety-Capable
• -Documentation available to aid in functional safety system design
• Support of classical CAN and optimized CAN FD performance at 2, 5, and 8Mbps
• -Short and symmetrical propagation delays for enhanced timing margin
• TCAN1044AV I/O voltage range supports 1.7V to 5.5V
• Support for 12V and 24V battery applications
• Receiver common mode input voltage: ±12V
• Protection features:
• -Bus fault protection: ±58V
• -Undervoltage protection
• -TXD-dominant time-out (DTO)
• Data rates down to 9.2kbps
• -Thermal-shutdown protection (TSD)
• Operating modes:
• -Normal mode
• -Low power standby mode supporting remote wake-up request
• Optimized behavior when unpowered
• -Bus and logic pins are high impedance (no load to operating bus or application)
• -Hot-plug capable: power up/down glitch-free operation on bus and RXD output
• 8-Pin SOIC, small footprint SOT-23 and leadless VSON-8 package with improved automated optical inspection (AOI) capability

• Automotive and transportation
• -Body control modules
• -Automotive gateway
• -Advanced driver assistance system (ADAS)
• -Infotainment

Figure 5-1. DDF Package, 8-Pin SOT (Top View)

Figure 5-2. D Package, 8-Pin SOIC (Top View)

Figure 5-3. DRB Package, 8-Pin VSON (Top View)

Table 5-1. Pin Functions

Over recommended operating conditions with TJ = -40 °C to 150 °C (unless otherwise noted)

(1) (2)

• (2) All voltage values, except differential I/O bus voltages, are with respect to ground terminal.

The TCAN1044A(V)-Q1 transceiver can be used in applications with a host controller or FPGA that includes the link layer portion of the CAN protocol. Figure 9-1 shows a typical configuration for 5V controller applications. The bus termination is shown for illustrative purposes.

Figure 9-1. Transceiver Application Using 5V IO Connections

• (1) For more information, see Section 12.
• (2) The package size (length × width) is a nominal value and includes pins, where applicable.

Simplified Schematic