SLLSFL8A July   2021  – December 2021 TCAN1046AV-Q1 , TCAN1048AV-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Description Continued
  6. 6 Device Comparison
  7. 7 Pin Configuration and Functions
  8. 8 Specifications
    1. 8.1  Absolute Maximum Ratings
    2. 8.2  ESD Ratings
    3. 8.3  ESD Ratings — IEC Specifications
    4. 8.4  Recommended Operating Conditions
    5. 8.5  Thermal Characteristics
    6. 8.6  Supply Characteristics
    7. 8.7  Dissipation Ratings
    8. 8.8  Electrical Characteristics
    9. 8.9  Switching Characteristics
    10. 8.10 Typical Characteristics
  9. 9 Parameter Measurement Information
  10. 10Detailed Description
    1. 10.1 Overview
    2. 10.2 Functional Block Diagram
    3. 10.3 Feature Description
      1. 10.3.1 Pin Description
        1. 10.3.1.1 TXD1 and TXD2
        2. 10.3.1.2 GND1 and GND2
        3. 10.3.1.3 VCC
        4. 10.3.1.4 RXD1 and RXD2
        5. 10.3.1.5 VIO
        6. 10.3.1.6 CANH and CANL
        7. 10.3.1.7 STB1, STB2, nSTB1, and nSTB2 (Standby)
      2. 10.3.2 CAN Bus States
      3. 10.3.3 TXD Dominant Timeout (DTO)
      4. 10.3.4 CAN Bus Short Circuit Current Limiting
      5. 10.3.5 Thermal Shutdown (TSD)
      6. 10.3.6 Undervoltage Lockout
      7. 10.3.7 Unpowered Device
      8. 10.3.8 Floating pins
    4. 10.4 Device Functional Modes
      1. 10.4.1 Operating Modes
      2. 10.4.2 Normal Mode
      3. 10.4.3 Standby Mode
        1. 10.4.3.1 Remote Wake Request via Wake-Up Pattern (WUP) in Standby Mode
      4. 10.4.4 Driver and Receiver Function
  11. 11Application and Implementation
    1. 11.1 Application Information
    2. 11.2 Typical Application
      1. 11.2.1 Design Requirements
        1. 11.2.1.1 CAN Termination
      2. 11.2.2 Detailed Design Procedures
        1. 11.2.2.1 Bus Loading, Length and Number of Nodes
      3. 11.2.3 Application Curves
    3. 11.3 System Examples
  12. 12Power Supply Recommendations
  13. 13Layout
    1. 13.1 Layout Guidelines
    2. 13.2 Layout Example
  14. 14Device and Documentation Support
    1. 14.1 Receiving Notification of Documentation Updates
    2. 14.2 Support Resources
    3. 14.3 Trademarks
    4. 14.4 Electrostatic Discharge Caution
    5. 14.5 Glossary
  15. 15Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

8.8 Electrical Characteristics

Over recommended operating conditions with TJ = -40℃ to 150℃ (unless otherwise noted), CAN electrical parameters apply to both channels
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Driver Electrical Characteristics
VO(DOM) Dominant output voltage
Normal mode		 CANH STB = 0 V / nSTB = VIO
TXD = 0 V
50 Ω ≤ RL ≤ 65 Ω, CL = open;
See Figure 9-2 and Figure 10-3 		2.75 4.5 V
CANL 0.5 2.25 V
VO(REC) Recessive output voltage
Normal mode		 CANH and CANL STB = 0 V / nSTB = VIO
TXD = VIO
RL = open (no load);
See Figure 9-2 and Figure 10-3 		2 0.5 VCC 3 V
VSYM Driver symmetry
(VO(CANH) + VO(CANL))/VCC 		STB = 0 V / nSTB = VIO
TXD = 250 kHz, 1 MHz, 2.5 MHz
RL = 60 Ω, CSPLIT = 4.7 nF, CL = open;
See Figure 9-2 and Figure 10-3 		0.9 1.1 V/V
VSYM_DC DC output symmetry
(VCC - VO(CANH) - VO(CANL))		 STB = 0 V / nSTB = VIO
RL = 60 Ω, CL = open;
See Figure 9-2 and Figure 10-3 		–400 400 mV
VOD(DOM) Differential output voltage Normal mode
Dominant		 CANH - CANL STB = 0 V / nSTB = VIO
TXD = 0 V
50 Ω ≤ RL ≤ 65 Ω, CL = open;
See Figure 9-2 and Figure 10-3 		1.5 3 V
STB = 0 V / nSTB = VIO
TXD = 0 V
45 Ω ≤ RL ≤ 70 Ω, CL = open;
See Figure 9-2 and Figure 10-3 		1.4 3.3 V
STB = 0 V / nSTB = VIO
TXD = 0 V
RL = 2240 Ω, CL = open;
See Figure 9-2 and Figure 10-3 		1.5 5 V
VOD(REC) Differential output voltage Normal mode
Recessive		 CANH - CANL STB = 0 V / nSTB = VIO
TXD = VIO
RL = 60 Ω, CL = open;
See Figure 9-2 and Figure 10-3 		–120 12 mV
STB = 0 V / nSTB = VIO
TXD = VIO
RL = open, CL = open;
See Figure 9-2 and Figure 10-3 		–50 50 mV
VO(STB) Bus output voltage
Standby mode		 CANH STB = VIO / nSTB = 0 V
RL = open;
See Figure 9-2 and Figure 10-3 		-0.1 0.1 V
CANL -0.1 0.1 V
CANH - CANL -0.2 0.2 V
IOS(SS_DOM) Short-circuit steady-state output current, dominant
Normal mode		 STB = 0 V / nSTB = VIO
TXD = 0 V
V(CANH) = -15 V to 40 V, CANL = open;
See Figure 9-8 and Figure 10-3
 		 –115 mA
STB = 0 V / nSTB = VIO
TXD = 0 V
V(CAN_L) = -15 V to 40 V, CANH = open;
See Figure 9-8 and Figure 10-3
 		 115 mA
IOS(SS_REC) Short-circuit steady-state output current, recessive
Normal mode		 STB = 0 V / nSTB = VIO
TXD = VIO
–27 V ≤ VBUS ≤ 32 V, where VBUS = CANH = CANL; 
See Figure 9-8 and Figure 10-3
 		 –5 5 mA
Receiver Electrical Characteristics
VIT Input threshold voltage
Normal mode		 STB = 0 V / nSTB = VIO
-12 V ≤ VCM ≤ 12 V;
See Figure 9-3  and Table 10-5 		500 900 mV
VIT(STB) Input threshold
Standby mode		 STB = VIO / nSTB = 0 V
-12 V ≤ VCM ≤ 12 V;
See Figure 9-3  and Table 10-5 		400 1150 mV
VDOM Dominant state differential input voltage range
Normal mode		 STB = 0 V / nSTB = VIO
-12 V ≤ VCM ≤ 12 V;
See Figure 9-3  and Table 10-5 		0.9 9 V
VREC Recessive state differential input voltage range
Normal mode		 STB = 0 V / nSTB = VIO
-12 V ≤ VCM ≤ 12 V;
See Figure 9-3  and Table 10-5 		-4 0.5 V
VDOM(STB) Dominant state differential input voltage range
Standby mode		 STB = VIO / nSTB = 0 V
-12 V ≤ VCM ≤ 12 V;
See Figure 9-3  and Table 10-5 		1.15 9 V
VREC(STB) Recessive state differential input voltage range
Standby mode		 STB = VIO / nSTB = 0 V
-12 V ≤ VCM ≤ 12 V;
See Figure 9-3  and Table 10-5 		-4 0.4 V
VHYS Hysteresis voltage for input threshold
Normal mode		 STB = 0 V / nSTB = VIO
-12 V ≤ VCM ≤ 12 V;
See Figure 9-3  and Table 10-5 		115 mV
VCM Common mode range
Normal and standby modes		 See Figure 9-3  and Table 10-5 –12 12 V
ILKG(IOFF) Unpowered bus input leakage current (measured individually for each channel) CANH = CANL = 5 V, VCC = VIO = GND 5 µA
CI Input capacitance to ground (CANH or CANL) TXD = VIO 20 pF
CID Differential input capacitance 10 pF
RID Differential input resistance STB = 0 V / nSTB = VIO
TXD = VIO
-12 V ≤ VCM ≤ 12 V		 40 90 kΩ
RIN Single ended input resistance
(CANH or CANL)		 20 45 kΩ
RIN(M) Input resistance matching
[1 – (RIN(CANH) / RIN(CANL))] × 100 %		 V(CAN_H) = V(CAN_L) = 5 V –1 1 %
TXD Terminal (CAN Transmit Data Input)
VIH High-level input voltage 0.7 VIO V
VIL Low-level input voltage 0.3 VIO V
IIH High-level input leakage current TXD = VCC = VIO = 5.5 V –2.5 0 1 µA
IIL Low-level input leakage current TXD = 0 V
VCC= VIO = 5.5 V		 –200 -100 –20 µA
ILKG(OFF) Unpowered leakage current TXD = 5.5 V
VCC= VIO = 0 V		 –1 0 1 µA
CI Input capacitance VIN = 0.4×sin(2×π×2×106×t)+2.5 V 5 pF
RXD Terminal (CAN Receive Data Output)
VOH High-level output voltage IO = –1.5 mA

See Figure 9-3 		0.8 VIO   V
VOL Low-level output voltage IO = 1.5mA 

See Figure 9-3 		  0.2 VIO V
ILKG(OFF) Unpowered leakage current RXD = 5.5 V
VCC = VIO = 0 V		 –1 0 1 µA
STB / nSTB Terminal (Standby Mode Input)
VIH High-level input voltage 0.7 VIO V
VIL Low-level input voltage 0.3 VIO V
IIH TCAN1046AV high-level input leakage current STB STB = VCC = VIO = 5.5 V –2 2 µA
IIL TCAN1046AV low-level input leakage current STB STB = 0 V
VCC = VIO = 5.5 V,		 –20 –2 µA
IIH TCAN1048AV high-level input leakage current nSTB nSTB = VCC = VIO = 5.5 V 2 25 µA
IIL TCAN1048AV low-level input leakage current nSTB nSTB = 0 V
VCC = VIO = 5.5 V,		 -2 2 µA
ILKG(OFF) TCAN1046AV unpowered leakage current STB = 5.5V
VCC = VIO = 0 V		 –1 1 µA
TCAN1048AV unpowered leakage current nSTB = 0 V
VCC = VIO = 0 V		 –1 1 µA