ZHCSJ75C December   2018  – June 2022 TLIN2441-Q1

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 说明（续）
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 ESD Ratings, IEC Specification
    4. 7.4 Recommended Operating Conditions
    5. 7.5 Thermal Information
    6. 7.6 Power Supply Characteristics
    7. 7.7 Electrical Characteristics
    8. 7.8 AC Switching Characteristics
    9. 7.9 Typical Characteristics
  8. 8 Parameter Measurement Information
    1. 8.1 Test Circuit: Diagrams and Waveforms
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  LIN Pin
        1. 9.3.1.1 LIN Transmitter Characteristics
        2. 9.3.1.2 LIN Receiver Characteristics
          1. 9.3.1.2.1 Termination
      2. 9.3.2  TXD (Transmit Input)
      3. 9.3.3  RXD (Receive Output)
      4. 9.3.4  WAKE (High Voltage Local Wake Up Input)
      5. 9.3.5  WDT/CLK (Pin Programmable Watchdog Delay Input/SPI Clock)
      6. 9.3.6  WDI/SDI (Watchdog Timer Input/SPI Serial Data In)
      7. 9.3.7  PIN/nCS (Pin Watchdog Select/SPI Chip Select)
      8. 9.3.8  LIMP (LIMP Home output – High Voltage Open Drain Output)
      9. 9.3.9  nWDR/SDO (Watchdog Timeout Reset Output/SPI Serial Data Out)
      10. 9.3.10 VSUP (Supply Voltage)
      11. 9.3.11 GND (Ground)
      12. 9.3.12 EN/nINT (Enable Input/Interrupt Output in SPI Mode)
      13. 9.3.13 nRST/nWDR (Reset Output/Watchdog Timeout Reset Output)
      14. 9.3.14 VCC (Supply Output)
      15. 9.3.15 Protection Features
        1. 9.3.15.1 TXD Dominant Time Out (DTO)
        2. 9.3.15.2 Bus Stuck Dominant System Fault: False Wake Up Lockout
        3. 9.3.15.3 Thermal Shutdown
        4. 9.3.15.4 Under Voltage on VSUP
        5. 9.3.15.5 Unpowered Device and LIN Bus
    4. 9.4 Device Functional Modes
      1. 9.4.1 Normal Mode
      2. 9.4.2 Sleep Mode
      3. 9.4.3 Standby Mode
      4. 9.4.4 Failsafe Mode
      5. 9.4.5 Wake-Up Events
        1. 9.4.5.1 Wake-Up Request (RXD)
        2. 9.4.5.2 Local Wake Up (LWU) via WAKE Terminal
      6. 9.4.6 Mode Transitions
      7. 9.4.7 Voltage Regulator
        1. 9.4.7.1 VCC
        2. 9.4.7.2 Output Capacitance Selection
        3. 9.4.7.3 Low-Voltage Tracking
        4. 9.4.7.4 Power Supply Recommendation
      8. 9.4.8 Watchdog
        1. 9.4.8.1 Watchdog Error Counter
        2. 9.4.8.2 Pin Control Mode
        3. 9.4.8.3 SPI Control Programming
        4. 9.4.8.4 Watchdog Timing
    5. 9.5 Programming
      1. 9.5.1 SPI Communication
        1. 9.5.1.1 Chip Select Not (nCS)
        2. 9.5.1.2 Serial Clock Input (CLK)
        3. 9.5.1.3 Serial Data Input (SDI)
        4. 9.5.1.4 Serial Data Output (SDO)
    6. 9.6 Registers
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
        1. 10.2.1.1 Normal Mode Application Note
        2. 10.2.1.2 Standby Mode Application Note
        3. 10.2.1.3 TXD Dominant State Timeout Application Note
      2. 10.2.2 Detailed Design Procedures
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 接收文档更新通知
    3. 13.3 支持资源
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 术语表
  14. 14Mechanical, Packaging, and Orderable Information

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7.6 Power Supply Characteristics

Over operating TA temperature range (unless otherwise noted)
PARAMETERTEST CONDITIONSMINTYPMAXUNIT
SUPPLY VOLTAGE AND CURRENT
VSUPOperational supply voltage (ISO/DIS 17987 Param 10,53)Device is operational beyond the LIN defined nominal supply voltage range See Figure 8-1 and Figure 8-25.545V
VSUPNominal supply voltage (ISO/DIS 17987 Param 10, 53):Normal and Standby Modes Normal Mode: Ramp VSUP while LIN signal is a 10 kHz square wave with 50 % duty cycle and 18 V swing. See Figure 8-1 and Figure 8-25.536V
Sleep Mode5.5 36V
UVSUPRUnder voltage VSUP thresholdRamp Up3.54.2V
UVSUPFUnder voltage VSUP threshold Ramp Down1.82.12.5V
UVHYSDelta hysteresis voltage for VSUP under voltage threshold1.5V
ISUPTransceiver and LDO supply currentTransceiver normal mode dominant plus LDO output; where LDO load current is 70 mA80mA
ISUPTRXDOMSupply current transceiver onlyNormal Mode: EN = VCC, bus dominant: total bus load where RLIN ≥ 500 Ω and CLIN ≤ 10 nF 1.25.0mA
Standby Mode: EN = 0 V, bus dominant: total bus load where RLIN ≥ 500 Ω and CLIN ≤ 10 nF 11.9mA
ISUPTRXRECSupply current transceiver onlyNormal Mode: EN = VCC,
Bus recessive: LIN = VSUP,		450750µA
Standby Mode: EN = 0 V, LIN = recessive = VSUP4570µA
Added Standby Mode current through the RXD pull-up resistor with a value of 100 kΩ: EN = 0 V, LIN = recessive = VSUP, RXD = GND(1)55
ISUPTRXSLPSleep mode supply current transceiver only5.5 V < VSUP ≤ 24 V, LIN = VSUP, WAKE = VSUP, EN = 0 V, TXD and RXD floating1522µA
24 V < VSUP ≤ 36 V, LIN = VSUP, WAKE = VSUP, EN = 0 V, TXD and RXD floating2535µA
REGULATED OUTPUT VCC
VCCRegulated outputVSUP = 5.5 to 36 V, ICC = 1 to 70 mA–22%
∆VCC(∆VSUP)Line regulationVSUP = 5.5 to 36 V, ΔVCC, ICC = 10 mA50mV
∆VCC(∆VSUPL)Load regulationICC = 1 to 70 mA, VSUP = 28 V, ΔVCC50mV
VDROPDropout voltage (5 V LDO output)VSUP – VCC, ICC = 70 mA300600mV
VDROPDropout voltage (3.3 V LDO output)VSUP – VCC, ICC = 70 mA350700mV
UVCC5RUnder voltage 5 V VCC thresholdRamp Up 4.74.9V
UVCC5FUnder voltage 5 V VCC thresholdRamp Down4.14.45V
UVCC33RUnder voltage 3.3 V VCC thresholdRamp Up2.93.1V
UVCC33FUnder voltage 3.3 V VCC thresholdRamp Down2.52.75 V
OVCC5ROver voltage 5 V VCC threshold (2)Ramp Up 5.66.0V
OVCC5FOver voltage 5 V VCC threshold (2)Ramp Down5.285.5V
OVCC33ROver voltage 3.3 V VCC threshold (2)Ramp Up3.793.98V
OVCC33FOver voltage 3.3 V VCC threshold (2)Ramp Down3.583.73 V
ICCOUTOutput currentVCC in regulation with 24 V VSUP; TA = 85°C070mA
ICCOUTLOutput current limitVCC short to ground275mA
PSRRPower supply rejection ripple rejection (2)VRIP = 0.5 VPP, Load = 10 mA, ƒ = 100 Hz, CO = 10 μF, VSUP = 12 V and temperature = 27 ℃60dB
TSDRThermal shutdown temperature (2)Internal junction temperature; rising165°C
TSDFThermal shutdown temperature (2)Internal junction temperature; falling150°C
TSDHYSThermal shutdown hysteresis (2)VSUP = 12 V and temperature = 27 ℃10°C
(1) RXD pin is an open drain output.  In standby mode RXD is pulled low which has the device pulling current through VSUP through the pull-up resisitor to VCC.  The value of the pull-up resistor impacts the standby mode current.  A 10 kΩ resistor value can add as much at 500 µA of current.
(2) Specified by design