ZHCSMV7B February   2020  – May 2021 ISO1640 , ISO1641

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  Power Ratings
    6. 6.6  Insulation Specifications
    7. 6.7  Safety-Related Certifications
    8. 6.8  Safety Limiting Values
    9. 6.9  Electrical Characteristics
    10. 6.10 Supply Current Characteristics
    11. 6.11 Timing Requirements
    12. 6.12 I2C Switching Characteristics
    13. 6.13 GPIO Switching Characteristics
    14. 6.14 Insulation Characteristics Curves
    15. 6.15 Typical Characteristics
  7. 7 Parameter Measurement Information
    1. 7.1 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 Hot Swap
      2. 8.3.2 Protection Features
      3. 8.3.3 GPIO Channels
    4. 8.4 Isolator Functional Principle
      1. 8.4.1 Receive Direction (Left Diagram of Figure 1-1 )
      2. 8.4.2 Transmit Direction (Right Diagram of Figure 1-1 )
    5. 8.5 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 I2C Bus Overview
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curve
    3. 9.3 Insulation Lifetime
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 PCB Material
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 接收文档更新通知
    3. 12.3 支持资源
    4. 12.4 Trademarks
    5. 12.5 静电放电警告
    6. 12.6 术语表
  13. 13Mechanical, Packaging, and Orderable Information

6.3 Recommended Operating Conditions

MIN NOM MAX UNIT
VCC1(UVLO+) UVLO threshold when supply voltage is rising on Side 1 2.7 2.9 V
VCC1(UVLO-) UVLO threshold when supply voltage is falling on Side 1 2.3 2.6 V
VCC2(UVLO+) UVLO threshold when supply voltage is rising on Side 2 2 2.25 V
VCC2(UVLO-) UVLO threshold when supply voltage is falling on Side 2 1.7 1.8 V
VHYS1(UVLO)
Supply voltage UVLO hysteresis, Side 1
 		 100 150 mV
VHYS2(UVLO)
Supply voltage UVLO hysteresis, Side 2
 		 100 150 mV
VCC1 Supply voltage, Side 1 3.0 5.5 V
VCC2 Supply voltage, Side 2 2.25 5.5 V
VSDA1,
VSCL1 		I2C Input and output signal voltages, Side 1 0 VCC1 V
VSDA2,
VSCL2 		I2C Input and output signal voltages, Side 2 0 VCC2 V
VIL1 I2C Low-level input voltage, Side 1  0 480 mV
VIH1 I2C High-level input voltage, Side 1 0.7 × VCC1 VCC1 V
VIL2 I2C Low-level input voltage, Side 2 0 0.3 × VCC2 V
VIH2 I2C High-level input voltage, Side 2 0.5 × VCC2 VCC2 V
IOL1 I2C Output current, Side 1 0.5 3.5 mA
IOL2 I2C Output current, Side 2 0.5 50 mA
C1 Capacitive load, Side 1 80 pF
C2 Capacitive load, Side 2 400 pF
fMAX I2C Operating frequency(1) 1.7 MHz
VILIO Low-level input voltage, GPIO pins (ISO1644 only) 0.7 × VCC1 VCC1 V
VIHIO High-level input voltage, GPIO pins (ISO1644 only) 0 0.3 × VCC2 V
IOHIO GPIO High-level output current (ISO1644 only), VCCO = 5 V -4 mA
GPIO High-level output current (ISO1644 only), VCCO = 3.3 V -2 mA
GPIO High-level output current (ISO1644 only), VCCO = 2.5 V -1 mA
IOLIO GPIO Low-level output current (ISO1644 only), VCCO = 5 V 4 mA
GPIO Low-level output current (ISO1644 only), VCCO = 3.3 V 2 mA
GPIO Low-level output current (ISO1644 only), VCCO = 2.5 V 1 mA
fDR GPIO maximum data rate frequency (ISO1644 only) 50 Mbps
TA Ambient temperature –40 25 125 °C
(1) Maximum frequency is a function of the RC time constant on the bus. If the system has less bus capacitance, then higher frequencies can be achieved.
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