SLLSFR0A August   2025  – September 2025 TCAN1476-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  ESD Ratings, IEC Transients
    4. 6.4  Recommended Operating Conditions
    5. 6.5  Thermal Characteristics
    6. 6.6  Supply Characteristics
    7. 6.7  Dissipation Ratings
    8. 6.8  Electrical Characteristics
    9. 6.9  Switching Characteristics
    10. 6.10 Typical Characteristics
  8. 7 Parameter Measurement Information
  9. 8 Detailed Description
    1. 8.1 Overview
      1. 8.1.1 Signal Improvement
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Pin Description
        1. 8.3.1.1 TXD1 and TXD2
        2. 8.3.1.2 GND1 and GND2
        3. 8.3.1.3 VCC
        4. 8.3.1.4 RXD1 and RXD2
        5. 8.3.1.5 VIO (TCAN1476V-Q1 only)
        6. 8.3.1.6 CANH1, CANL1, CANH2, and CANL2
        7. 8.3.1.7 STB1 and STB2 (Standby)
      2. 8.3.2 CAN Bus States
      3. 8.3.3 TXD Dominant Timeout (DTO)
      4. 8.3.4 CAN Bus Short Circuit Current Limiting
      5. 8.3.5 Thermal Shutdown (TSD)
      6. 8.3.6 Undervoltage Lockout
      7. 8.3.7 Unpowered Device
      8. 8.3.8 Floating pins
    4. 8.4 Device Functional Modes
      1. 8.4.1 Operating Modes
      2. 8.4.2 Normal Mode
      3. 8.4.3 Standby Mode
        1. 8.4.3.1 Remote Wake Request via Wake-Up Pattern (WUP) in Standby Mode
      4. 8.4.4 Driver and Receiver Function
  10. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 CAN Termination
      2. 9.2.2 Detailed Design Procedures
        1. 9.2.2.1 Bus Loading, Length and Number of Nodes
      3. 9.2.3 Application Curves
    3. 9.3 System Examples
    4. 9.4 Power Supply Recommendations
    5. 9.5 Layout
      1. 9.5.1 Layout Guidelines
      2. 9.5.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 Support Resources
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

6.8 Electrical Characteristics

parameters valid over recommended operating conditions with -40℃ ≤ TJ ≤ 150℃ (Typical values are at VCC = 5V, VIO = 3.3V, Device ambient maintained at 27℃ ) unless otherwise noted
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Driver Electrical Characteristics
VCANH(D) Dominant output voltage normal mode  CANH VCC = 4.5V to 5.5V, TXD = 0V, STB = 0V
50Ω ≤ RL ≤ 65Ω, CL = open,
See Figure 7-2 and Figure 8-6		 2.75 3.5 4.5 V
VCANL(D) CANL 0.5 1.5 2.25 V
VCANH(D) Dominant output voltage normal mode CANH VCC = 4.75V to 5.25V, TXD = 0V, STB = 0V
45Ω ≤ RL ≤ 65Ω, CL = open		 3 3.5 4.26 V
VCANL(D) CANL 0.75 1.5 2.01 V
VCANH(R), VCANL(R) Recessive output voltage normal mode CANH and CANL VCC = 4.5V to 5.5V, TXD = VIO, STB = 0V
RL = open (no load), CL = open,
See Figure 7-2 and Figure 8-6 		 2 2.5 3 V
VCANH(R), VCANL(R) Recessive output voltage normal mode CANH and CANL VCC = 4.75V to 5.25V, TXD = VIO, STB = 0V
45Ω ≤ RL ≤ 65Ω , CL = 4.7nF		 2.256 2.756 V
VSYM Driver symmetry
(VO(CANH) + VO(CANL))/(VCANH(R) + VCANL(R))		 VCC = 4.75 V to 5.25 V, TXD = 250 kHz, 1 MHz, 2.5 MHz, STB = 0 V
45 Ω ≤ RL ≤ 65 Ω, CSPLIT = 4.7 nF, CL = open,
See Figure 7-2 and Figure 9-3		 0.95 1.05 V/V
VCC = 4.5V to 5.5V, TXD = 250kHz, 1MHz, 2.5MHz, STB = 0V
45Ω ≤ RL ≤ 65Ω, CSPLIT = 4.7nF, CL = open,
See Figure 7-2 and Figure 9-3		 0.9 1.1 V/V
VDIFF(D) Differential output voltage normal mode
Dominant		 CANH - CANL VCC = 4.75V to 5.25V, TXD = 0V, STB = 0 V
45Ω ≤ RL ≤ 65Ω, CL  = open,
See Figure 7-2 and Figure 8-6  		 1.5 3 V
VCC = 4.75V to 5.25V, TXD = 0V, STB = 0V
45Ω ≤ RL ≤ 70Ω, CL  = open,
See Figure 7-2 and Figure 8-6 		 1.5 3.3 V
VCC = 4.5V to 5.5V, TXD = 0V, STB = 0V
50Ω ≤ RL ≤ 65Ω, CL  = open,
See Figure 7-2 and Figure 8-6  		 1.5 3 V
VCC = 4.5V to 5.5V, TXD = 0V, STB = 0V
45Ω ≤ RL ≤ 70Ω, CL  = open,
See Figure 7-2 and Figure 8-6  		 1.4 3.3 V
VCC = 4.5V to 5.5V, TXD = 0V, STB = 0 V
RL = 2240Ω, CL  = open,
See Figure 7-2 and Figure 8-6 		 1.5 5 V
VDIFF(R) Differential output voltage normal mode
Recessive		 CANH - CANL TXD = VIO, STB = 0V
45Ω ≤ RL ≤ 65Ω, CSPLIT = 4.7nF, CL = open,
See Figure 7-2 and Figure 8-6 		 –50 50 mV
TXD = VIO, STB = 0V
RL = open, CL = open,
See Figure 7-2 and Figure 8-6 		 –50 50 mV
VCANH(INACT) Bus output voltage standby mode CANH TXD = STB = VIO
RL = open , CL = open,
See Figure 7-2 and Figure 8-6  		 -0.1 0.1 V
VCANL(INACT) CANL -0.1 0.1 V
VDIFF(INACT) CANH - CANL -0.2 0.2 V
RDIFF(DOM) Differential input resistance in dominant phase TXD = 0V, STB = 0V, See Figure 8-2  40 Ω
RSE_SIC_ACT_REC Single ended resistance CANH/CANL in active recessive phase VCC = 4.75V to 5.25V, 2V ≤ VCANH/L ≤ VCC - 2V 37.5 50 66.5 Ω
RDIFF_SIC_ACT_REC Differential input resistance in active recessive drive phase VCC = 4.75V to 5.25V, 2V ≤ VCANH/L ≤ VCC - 2V 75 100 133 Ω
ICANH(OS) Short-circuit bus output current, TXD is dominant or recessive or toggling, normal mode V(CANH) = -15V to 40V, CANL = open, TXD = 0V or VIO or 250kHz, 2.5MHz square wave, 
See Figure 7-7 and Figure 8-6  		 –115 115 mA
 ICANL(OS) V(CAN_L) = -15V to 40V, CANH = open, TXD = 0V or VIO or 250kHz, 2.5MHz square wave,
See Figure 7-7 and Figure 8-6  		 –115 115 mA
Receiver Electrical Characteristics
VIT Input threshold voltage normal mode  -12V ≤ VCM ≤ 12V, STB = 0V,
See Figure 7-3 and Table 8-6		 500 900 mV
VIT(STB) Input threshold standby mode  -12V ≤ VCM ≤ 12V, STB = VIO ,
See Figure 7-3 and Table 8-6		 400 1150 mV
VDIFF_RX(D) Normal mode dominant state differential input voltage range  -12V ≤ VCM ≤ 12V, STB= 0V,
See Figure 7-3 and Table 8-6		 0.9 9 V
VDIFF_RX(R) Normal mode recessive state differential input voltage range -12V ≤ VCM ≤ 12V , STB = 0V,
See Figure 7-3 and Table 8-6		 -4 0.5 V
VDIFF_RX(D_INACT) Standby mode dominant state differential input voltage range STB = VIO, -12V ≤ VCM ≤ 12V,
See Figure 7-3 and Table 8-6		 1.15 9 V
VDIFF_RX(R_INACT) Standby mode recessive state differential input voltage range STB = VIO, -12V ≤ VCM ≤ 12V,
See Figure 7-3 and Table 8-6		 -4 0.4 V
VHYS Hysteresis voltage for input threshold normal mode  -12V ≤ VCM ≤ 12V, STB = 0V,
See Figure 7-3 and Table 8-6		 100 mV
VCM Common mode range normal and standby modes See Figure 7-3 and Table 8-6 –12 12 V
ILKG(OFF) Unpowered bus input leakage current CANH = CANL = 5V,  VCC = VIO = GND 5 µA
CI Input capacitance to ground (CANH or CANL) TXD = VIO   20 pF
CID Differential input capacitance across bus terminals 10 pF
RDIFF_PAS_REC Differential input resistance in passive recessive phase TXD = VIO, STB = 0V -12V ≤ VCM ≤ 12V, Delta V/Delta I 40 90 kΩ
RSE_PAS_REC Single ended input resistance in passive recessive phase
(CANH or CANL)		 20 45 kΩ
mR Input resistance matching
[1 – (RIN(CANH) / RIN(CANL))] × 100 %		 V(CAN_H) = V(CAN_L) = 5V –1 1 %
TXD Terminal (CAN Transmit Data Input)
VIH High-level input voltage Devices without VIO 0.7 VCC V
VIH High-level input voltage Devices with VIO 0.7 VIO V
VIL Low-level input voltage Devices without VIO 0.3 VCC V
VIL Low-level input voltage Devices with VIO 0.3 VIO V
IIH High-level input leakage current TXD = VCC = VIO = 5.5V –2.5 0 1 µA
IIL Low-level input leakage current TXD = 0V, VCC = VIO = 5.5V –200 -100 –20 µA
ILKG_TXD(OFF) Unpowered leakage current TXD = 5.5V, VCC = VIO = 0V –1 0 1 µA
CI_TXD Input capacitance VIN = 0.4×sin(2×π×2×106×t)+2.5V 6 pF
RXD Terminal (CAN Receive Data Output)
VOH High-level output voltage Devices without VIO
IO = –1.5mA,
See Figure 7-3		 0.8 VCC V
VOH High-level output voltage IO = –1.5mA, Devices with VIO
See Figure 7-3		 0.8 VIO   V
VOL Low-level output voltage Devices without VIO
IO = 1.5mA,
See Figure 7-3		 0.2 VCC V
VOL Low-level output voltage Devices with VIO
IO = 1.5mA, Devices with VIO
See Figure 7-3		   0.2 VIO V
ILKG_RXD(OFF) Unpowered leakage current RXD = 5.5V, VCC = VIO = 0V –1 0 1 µA
STB Terminal (Standby Mode Input)
VIH High-level input voltage Devices without VIO 0.7 VCC V
VIH High-level input voltage Devices with VIO 0.7 VIO V
VIL Low-level input voltage Devices without VIO 0.3 VCC V
VIL Low-level input voltage Devices with VIO 0.3 VIO V
IIH High-level input leakage current  VCC = VIO = STB = 5.5V –2 2 µA
IIL Low-level input leakage current  VCC = VIO = 5.5V, STB = 0V –20 –2 µA
ILKG_STB(OFF) Unpowered leakage current STB = 5.5V, VCC= VIO = 0V –1 0 1 µA