SN74LVCH8T245DBR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74LVCH8T245DBR is an octal bus transceiver from the Texas Instruments SN74LVCH8T245 series, housed in a 24-pin SSOP package. It supports dual power supplies ranging from 1.65 V to 5.5 V, enabling configurable voltage translation between different logic domains. The device features three-state outputs and bidirectional data flow control via a single direction pin. It operates within a temperature range of -40°C to +85°C and provides LVTTL-compatible input and output levels for reliable signal integrity.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Configurable voltage translation allows seamless interfacing between diverse logic families operating at different supply voltages.
• Bidirectional data transfer capability controlled by a single direction pin simplifies system architecture.
• Three-state outputs isolate the bus when disabled, preventing signal contention on shared lines.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory mapping applications requiring level shifting between microprocessors and memory modules
• High-speed data buses connecting components with mismatched voltage requirements
• Portable equipment utilizing low-voltage batteries interfacing with standard logic circuits

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'DBR' corresponds to the SSOP-24 package variant during sourcing. Confirm RoHS compliance status as indicated in official manufacturer documentation. Ensure the procurement channel provides traceability to Texas Instruments original manufacturing sources to guarantee component authenticity and quality standards.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when bidirectional translation between 1.65 V and 5.5 V domains is required. The LVCH series offers improved performance over standard LVC variants. Verify that the SSOP-24 footprint matches the PCB layout constraints. Ensure the application does not exceed the specified maximum operating temperature or voltage limits defined in the datasheet.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74LVCH8T245 family of translating transceivers. It serves as a bridge for digital systems needing interoperability between varying voltage standards. The device integrates eight independent channels, making it suitable for wide data buses. Its design focuses on reducing system complexity by eliminating external level-shifting components.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include SN74LVC8T245DBR and SN74LVCH8T245PWR. Verify package compatibility and electrical specifications before substitution. Cross-referencing with Texas Instruments selection guides ensures functional equivalence in voltage translation and drive strength capabilities.