L9613B

Drivers, Receivers, Transceivers Overview

The L9613B is an automotive-grade serial link bus interface device designed for bidirectional half-duplex communication. It serves as a bridge between a vehicle onboard microcontroller UART and off-board diagnostic systems via the ISO K line, ensuring compliance with the Diagnostic Systems ISO9141 specification. The component facilitates reliable data transmission in automotive diagnostic applications by converting signals between the MCU and the physical bus wiring.

Drivers, Receivers, Transceivers Feature Summary

• Provides bidirectional half-duplex communication capabilities for automotive diagnostic scenarios
• Interfaces directly between vehicle onboard microcontroller UART and off-board systems
• Ensures protocol compliance with the Diagnostic Systems ISO9141 specification

Drivers, Receivers, Transceivers Applications

• Automotive diagnostic system interfaces
• Vehicle onboard microcontroller to off-board system communication
• ISO K line signal conversion

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'B' against official STMicroelectronics documentation to confirm exact electrical characteristics and package options. Ensure compatibility with the target ISO9141 implementation requirements before procurement.

Drivers, Receivers, Transceivers Selection Notes

Select this component when designing automotive diagnostic interfaces requiring ISO9141 compliance. Confirm that the half-duplex capability and UART-to-ISO K line bridging functions align with the system architecture needs.

Drivers, Receivers, Transceivers Part Context

The L9613B belongs to the L961x family of serial link bus interfaces from STMicroelectronics. This family includes related devices such as the L9637, which share similar functional roles in automotive diagnostic networking but may differ in specific pinouts or secondary features.

Drivers, Receivers, Transceivers Replacement Considerations

The L9637 is a documented member of the same serial link bus interface family. Verify pin compatibility and specific feature sets before substituting.