SLLSFS0 April   2024 THVD4421

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1  Absolute Maximum Ratings
    2. 5.2  ESD Ratings
    3. 5.3  ESD Ratings [IEC]
    4. 5.4  Recommended Operating Conditions
    5. 5.5  Thermal Information
    6. 5.6  Power Dissipation
    7. 5.7  Electrical Characteristics
    8. 5.8  Switching Characteristics_RS-485_500kbps
    9. 5.9  Switching Characteristics_RS-485_20Mbps
    10. 5.10 Switching Characteristics, Driver_RS232
    11. 5.11 Switching Characteristics, Receiver_RS232
    12. 5.12 Switching Characteristics_MODE switching
    13. 5.13 Switching Characteristics_RS-485_Termination resistor
    14. 5.14 Switching Characteristics_Loopback mode
    15. 5.15 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 Integrated IEC ESD and EFT Protection
      2. 7.3.2 Protection Features
      3. 7.3.3 Receiver Fail-Safe Operation
      4. 7.3.4 Low-Power Shutdown Mode
      5. 7.3.5 On-chip Switchable Termination Resistor
      6. 7.3.6 Operational Data Rate
      7. 7.3.7 Diagnostic Loopback
      8. 7.3.8 Integrated Charge Pump for RS-232
    4. 7.4 Device Functional Modes
      1. 7.4.1 RS-485 Functionality
      2. 7.4.2 RS-232 Functionality
      3. 7.4.3 Mode Control
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
        1. 8.2.1.1 Data Rate and Bus Length
        2. 8.2.1.2 Stub Length
        3. 8.2.1.3 Bus Loading
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

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

5.10 Switching Characteristics, Driver_RS232

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)(1) 
PARAMETER TEST CONDITIONS MIN TYP(2) MAX UNIT
250 kbps 
Maximum data rate RL = 3 kΩ
One DOUT switching		 CL = 2500 pF
See Figure 6-15
 250 500 kbps
tPHL, tPHL Transmitter propagation delay RL = 3 kΩ to 7 kΩ CL = 150 pF to 2500 pF
See Figure 6-15
 0.8 2 µs
tsk(p) Transmitter Pulse skew(3) 220 600 ns
SR(tr) Slew rate, transition region VCC = 3.3 V ± 10%, 5 V ± 10%, RL = 3 kΩ to 7 kΩ, See Figure 6-16  CL = 150 pF to 1000 pF 6 30 V/µs
CL = 150 pF to 2500 pF 4 30
1 Mbps 
Maximum data rate RL = 3 kΩ
One DOUT switching, See Figure 6-15		 CL = 250 pF, VCC = 3 to 3.6 V 1000 kbps
CL = 1000 pF, VCC = 4.5 to 5.5 V 1000 kbps
tPLH, tPHL Transmitter propagation delay RL = 3k to 7 kΩ, See Figure 6-15  CL = 150 pF to 1000 pF
 		 300 800 ns
tsk(p) Pulse skew(3) 25 150 ns
SR(tr) Slew rate, transition region RL = 3k to 7 kΩ, VCC = 4.5 V to 5.5 V  CL = 150 pF to 1000 pF, See Figure 6-16 18 150 V/µs
RL = 3k to 7 kΩ, VCC = 3 V to 3.6 V  15 150 V/µs
(1) Test conditions are C1–C4 = 0.1 μF at VCC = 3.3 V + 0.3 V;  VCC = 5 V ± 0.5 V.
(2) All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C.
(3) Pulse skew is defined as |tPLH – tPHL| of each channel of the same device.