SLLSFR9A
April 2024 – April 2024
THVD4411
PRODUCTION DATA
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
ESD Ratings [IEC]
5.4
Recommended Operating Conditions
5.5
Thermal Information
5.6
Power Dissipation
5.7
Electrical Characteristics
5.8
Switching Characteristics_RS-485_500kbps
5.9
Switching Characteristics_RS-485_20Mbps
5.10
Switching Characteristics, Driver_RS232
5.11
Switching Characteristics, Receiver_RS232
5.12
Switching Characteristics_MODE switching
5.13
Switching Characteristics_RS-485_Termination resistor
5.14
Typical Characteristics
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Integrated IEC ESD and EFT Protection
7.3.2
Protection Features
7.3.3
Receiver Fail-Safe Operation
7.3.4
Low-Power Shutdown Mode
7.3.5
On-chip Switchable Termination resistor
7.3.6
Operational Data Rate
7.3.7
Integrated Charge Pump for RS-232
7.4
Device Functional Modes
7.4.1
RS-485 Functionality
7.4.2
RS-232 Functionality
7.4.3
Mode Control
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.1.1
Data Rate and Bus Length
8.2.1.2
Stub Length
8.2.1.3
Bus Loading
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGE|24
MPQF124G
Thermal pad, mechanical data (Package|Pins)
RGE|24
QFND136Y
Orderable Information
sllsfr9a_oa
sllsfr9a_pm
7.4
Device Functional Modes
Figure 7-2
RS-232 Mode
Figure 7-3
RS-485 Half Duplex Mode
Figure 7-4
RS-485 Full Duplex Mode