2947/BRA

Overview

The 2947/BRA is an 8-bit bidirectional bus transceiver manufactured by Rochester Electronics, LLC. It features non-inverting outputs with a 3-state capability, allowing for controlled data flow on bus systems. The component is dual-marked as 5962-8672301RA, indicating its classification within military-grade or high-reliability specifications. This device serves as a critical interface element in digital logic circuits requiring isolated and buffered signal transmission between different voltage domains or system buses.

Feature Summary

• Provides 8-bit bidirectional data transfer capability
• Features non-inverting output logic configuration
• Includes 3-state output control for bus isolation

Applications

• Bidirectional bus transceivers in digital systems
• Data buffering between microprocessors and memory
• Logic level translation in communication interfaces

Procurement Notes

Verify the dual marking 5962-8672301RA to confirm authenticity and traceability. Ensure the procurement source is an authorized distributor of Rochester Electronics components. Request documentation confirming the component's origin from original manufacturer sources or approved reproduction facilities. Validate that the part meets the specific reliability standards associated with the 5962 series designation before integration into final assemblies.

Selection Notes

Select this component when an 8-bit wide bidirectional buffer with 3-state control is required. The non-inverting nature makes it suitable for direct data path applications without additional inversion logic. Consider the package type and pinout compatibility with existing PCB layouts. Verify that the electrical characteristics align with the system's voltage levels and switching speed requirements for reliable operation.

Part Context

Rochester Electronics specializes in providing lifecycle solutions for obsolete and hard-to-find semiconductors. The 2947/BRA represents their capability to supply critical logic components through authorized channels. As a dual-marked part, it adheres to strict quality controls often associated with aerospace and defense applications. This product line supports industries needing long-term availability for established electronic designs.

Replacement Considerations

The 5962-8672301RA is the primary equivalent designation. Verify pin compatibility and electrical parameters against the original design specifications. Ensure that any substitute maintains the 3-state functionality and 8-bit width required for the application.