SLLSEB6E July   2012  – April 2019 ISO1540 , ISO1541

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Device Images
      1.      Simplified Schematic
  4. Revision History
  5. Pin Configuration and Functions
    1.     Pin Functions—ISO1540
    2.     Pin Functions—ISO1541
  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 Switching Characteristics
    13. 6.13 Insulation Characteristics Curves
    14. 6.14 Typical Characteristics
  7. Parameter Measurement Information
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
    4. 8.4 Isolator Functional Principle
      1. 8.4.1 Receive Direction (Left Diagram of )
      2. 8.4.2 Transmit Direction (Right Diagram of )
    5. 8.5 Device Functional Modes
  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
  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 Related Links
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 Community Resources
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

Switching Characteristics

over recommended operating conditions, unless otherwise noted
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
3 V ≤ VCC1, VCC2 ≤ 3.6 V
tf1 Output Signal Fall Time (SDA1, SCL1) See Figure 19
R1 = 953 Ω,
C1 = 40 pF
0.7 × VCC1 to 0.3 × VCC1 8 17 29 ns
0.9 × VCC1 to 900 mV 16 29 48
tf2 Output Signal Fall Time (SDA2, SCL2) See Figure 19
R2 = 95.3 Ω,
C2 = 400 pF
0.7 × VCC2 to 0.3 × VCC2 14 23 47 ns
0.9 × VCC2 to 400 mV 35 50 100
tpLH1-2 Low-to-High Propagation Delay, Side 1 to Side 2 See Figure 19
R1 = 953 Ω,
R2 = 95.3 Ω,
C1, C2 = 10 pF
0.55 V to 0.7 × VCC2 33 65 ns
tPHL1-2 High-to-Low Propagation Delay, Side 1 to Side 2 0.7 V to 0.4 V 90 181 ns
PWD1-2 Pulse Width Distortion
|tpHL1-2 – tpLH1-2|
55 123 ns
tPLH2-1(1) Low-to-High Propagation Delay, Side 2 to Side 1 0.4 × VCC2 to 0.7 × VCC1 47 68 ns
tPHL2-1(1) High-to-Low Propagation Delay, Side 2 to Side 1 0.4 × VCC2 to 0.9 V 67 109 ns
PWD2-1(1) Pulse Width Distortion
|tpHL2-1 – tpLH2-1|
20 49 ns
tLOOP1(1) Round-trip propagation delay on Side 1 See Figure 20;
R1 = 953 Ω, C1 = 40 pF
R2 = 95.3 Ω, C2 = 400 pF
0.4 V to 0.3 × VCC1 100 165 ns
4.5 V ≤ VCC1, VCC2 ≤ 5.5 V
tf1 Output Signal Fall Time (SDA1, SCL1) See Figure 19
R1 = 1430 Ω,
C1 = 40 pF
0.7 × VCC1 to 0.3 × VCC1 6 11 20 ns
0.9 × VCC1 to 900 mV 13 21 39
tf2 Output Signal Fall Time (SDA2, SCL2) See Figure 19
R2 = 143 Ω,
C2 = 400 pF
0.7 × VCC2 to 0.3 × VCC2 10 18 35 ns
0.9 × VCC2 to 400 mV 28 41 76
tpLH1-2 Low-to-High Propagation Delay, Side 1 to Side 2 See Figure 19
R1 = 1430 Ω,
R2 = 143 Ω,
C1,2 = 10 pF
0.55 V to 0.7 × VCC2 31 62 ns
tPHL1-2 High-to-Low Propagation Delay, Side 1 to Side 2 0.7 V to 0.4 V 70 139 ns
PWD1-2 Pulse Width Distortion
|tpHL1-2 – tpLH1-2|
38 80 ns
tPLH2-1(1) Low-to-high propagation delay, side 2 to side 1 0.4 × VCC2 to 0.7 × VCC1 55 80 ns
tPHL2-1(1) High-to-low propagation delay, Side 2 to side 1 0.4 × VCC2 to 0.9 V 47 85 ns
PWD2-1(1) Pulse Width Distortion
|tpHL2-1 – tpLH2-1|
8 21 ns
tLOOP1(1) Round-trip propagation delay on side 1 See Figure 20;
R1 = 1430 Ω, C1 = 40 pF
R2 = 143 Ω, C2 = 400 pF
0.4 V to 0.3 × VCC1 110 180 ns
This parameter does not apply to the ISO1541 SCL1 line as it is unidirectional.