SLLSF17B August   2019  – October 2021 TCAN1044-Q1 , TCAN1044V-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  ESD Ratings
    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
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Pin Description
        1. 8.3.1.1 TXD
        2. 8.3.1.2 GND
        3. 8.3.1.3 VCC
        4. 8.3.1.4 RXD
        5. 8.3.1.5 VIO
        6. 8.3.1.6 CANH and CANL
        7. 8.3.1.7 STB (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
  9. 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
  10. 10Power Supply Recommendations
  11. 11Device and Documentation Support
    1. 11.1 Receiving Notification of Documentation Updates
    2. 11.2 Support Resources
    3. 11.3 Trademarks
    4. 11.4 Electrostatic Discharge Caution
    5. 11.5 Glossary

Package Options

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

6.8 Electrical Characteristics

Over recommended operating conditions with TA = -40℃ to 125℃ (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
Driver Electrical Characteristics
VO(DOM)Dominant output voltage Normal modeCANHTXD = 0 V, STB = 0 V , 50 Ω ≤ RL ≤ 65 Ω, CL = open, RCM = open
See Figure 7-2 and Figure 8-3,		2.754.5V
CANL0.52.25V
VO(REC)Recessive output voltage Normal modeCANH and CANLTXD = VIO, STB = 0 V , RL = open (no load), RCM = open
See Figure 7-2 and Figure 8-3		20.5 VCC3V
VSYMDriver symmetry
(VO(CANH) + VO(CANL))/VCC		STB = 0 V , RL = 60 Ω, CSPLIT = 4.7 nF, CL = open, RCM = open, TXD = 250 kHz, 1 MHz, 2.5 MHz
See Figure 7-2 and Figure 9-2		0.91.1V/V
VSYM_DCDC output symmetry
(VCC - VO(CANH) - VO(CANL))		STB = 0 V , RL = 60 Ω, CL = open
See Figure 7-2 and Figure 8-3		–400400mV
VOD(DOM)Differential output voltage Normal mode
Dominant		CANH - CANLTXD = 0 V, STB = 0 V , 50 Ω ≤ RL ≤ 65 Ω, CL = open
See Figure 7-2 and Figure 8-3		1.53V
TXD = 0 V, STB = 0 V , 45 Ω ≤ RL ≤ 70 Ω, CL = open
See Figure 7-2 and Figure 8-3		1.43.3V
TXD = 0 V, STB = 0 V , RL = 2240 Ω, CL = open
See Figure 7-2 and Figure 8-3		1.55V
VOD(REC)Differential output voltage Normal mode
Recessive		CANH - CANLTXD = VIO, STB = 0 V , RL = 60 Ω, CL = open
See Figure 7-2 and Figure 8-3		–12012mV
TXD = VIO, STB = 0 V , RL = open, CL = open
See Figure 7-2 and Figure 8-3		–5050mV
VO(STB)Bus output voltage
Standby mode		CANHSTB = VIO , RL = open (no load)
See Figure 7-2 and Figure 8-3		-0.10.1V
CANL-0.10.1V
CANH - CANL-0.20.2V
IOS(SS_DOM)Short-circuit steady-state output current, dominant
Normal mode		STB = 0 V , V(CANH) = -15 V to 40 V, CANL = open, TXD = 0 V
See Figure 7-7 and Figure 8-3		–115mA
STB = 0 V , V(CAN_L) = -15 V to 40 V, CANH = open, TXD = 0 V
See Figure 7-7 and Figure 8-3		115mA
IOS(SS_REC)Short-circuit steady-state output current, recessive
Normal mode		STB = 0 V , –27 V ≤ VBUS ≤ 32 V, where VBUS = CANH = CANL, TXD = VIO
See Figure 7-7 and Figure 8-3		–55mA
Receiver Electrical Characteristics
VITInput threshold voltage
Normal mode 		STB = 0 V , -12 V ≤ VCM ≤ 12 V
See Figure 7-3, Table 7-1, and Table 8-6 		500900mV
VIT(STB)Input threshold
Standby mode		STB = VIO , -12 V ≤ VCM ≤ 12 V
See Figure 7-3, Table 7-1, and Table 8-6 		4001150mV
VDOMDominant state differential input voltage range
Normal mode		STB = 0 V , -12 V ≤ VCM ≤ 12 V
See Figure 7-3, Table 7-1, and Table 8-6 		0.99V
VRECRecessive state differential input voltage range
Normal mode		STB = 0 V , -12 V ≤ VCM ≤ 12 V
See Figure 7-3, Table 7-1, and Table 8-6 		-40.5V
VDOM(STB)Dominant state differential input voltage range
Standby mode		STB = VIO , -12 V ≤ VCM ≤ 12 V
See Figure 7-3, Table 7-1, and Table 8-6 		1.159V
VREC(STB)Recessive state differential input voltage range
Standby mode		STB = VIO , -12 V ≤ VCM ≤ 12 V
See Figure 7-3, Table 7-1, and Table 8-6 		-40.4V
VHYSHysteresis voltage for input threshold
Normal mode		STB = 0 V , -12 V ≤ VCM ≤ 12 V
See Figure 7-3, Table 7-1, and Table 8-6 		100mV
VCMCommon mode range
Normal and standby modes		See Figure 7-3 and Table 8-6Table 8-6 –1212V
ILKG(IOFF)Unpowered bus input leakage currentCANH = CANL = 5 V, VCC = VIO = GND5µA
CIInput capacitance to ground (CANH or CANL)TXD = VIO(1)

20pF
CIDDifferential input capacitance10pF
RIDDifferential input resistanceTXD = VIO(1), STB = 0 V , -12 V ≤ VCM ≤ 12 V4090kΩ
RINSingle ended input resistance
(CANH or CANL)		2045kΩ
RIN(M)Input resistance matching
[1 – (RIN(CANH) / RIN(CANL))] × 100 %		V(CAN_H) = V(CAN_L) = 5 V–11%
TXD Terminal (CAN Transmit Data Input)
VIHHigh-level input voltageDevices without VIO0.7 VCCV
VIHHigh-level input voltageDevices with VIO0.7 VIOV
VILLow-level input voltageDevices without VIO0.3 VCCV
VILLow-level input voltageDevices with VIO0.3 VIOV
IIHHigh-level input leakage currentTXD = VCC = VIO = 5.5 V–2.501µA
IILLow-level input leakage currentTXD = 0 V, VCC= VIO = 5.5 V–200-100–20µA
ILKG(OFF)Unpowered leakage currentTXD = 5.5 V, VCC= VIO = 0 V–101µA
CIInput CapacitanceVIN = 0.4×sin(2×π×2×106×t)+2.5 V5pF
RXD Terminal (CAN Receive Data Output)
VOHHigh-level output voltageIO = –2 mA, Devices without VIO
See Figure 7-3		0.8 VCCV
VOHHigh-level output voltageIO = –2 mA, Devices with VIO
See Figure 7-3		0.8 VIO V
VOLLow-level output voltageIO = 2 mA, Devices without VIO
See Figure 7-3		0.2 VCCV
VOLLow-level output voltageIO = –2 mA, Devices with VIO
See Figure 7-3		 0.2 VIOV
ILKG(OFF)Unpowered leakage currentRXD = 5.5 V, VCC= VIO = 0 V–101µA
STB Terminal (Standby Mode Input)
VIHHigh-level input voltageDevices without VIO0.7 VCCV
VIHHigh-level input voltageDevices with VIO0.7 VIOV
VILLow-level input voltageDevices without VIO0.3 VCCV
VILLow-level input voltageDevices with VIO0.3 VIOV
IIHHigh-level input leakage currentVCC = VIO = STB = 5.5 V–22µA
IILLow-level input leakage currentVCC = VIO = 5.5 V, STB = 0 V–20–2µA
ILKG(OFF)Unpowered leakage currentSTB = 5.5V, VCC = VIO = 0 V–101µA
(1) VIO = VCC in non-V variants of device