SN74BCT245NSR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74BCT245NSR is an octal bus transceiver manufactured by Texas Instruments, belonging to the BCT logic series. It features a 20-SOIC surface-mount package and provides non-inverting data transmission with tri-state outputs. The device supports a supply voltage range of 4.5 V to 5.5 V and operates within a temperature range of -40°C to +85°C. Key electrical characteristics include a propagation delay of 13 ns, low-level output current of 24 mA, and high-level output current of -24 mA. It is designed for asynchronous memory and bus-oriented communications.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal configuration providing eight independent bidirectional data channels
• Tri-state outputs enable connection to multiple buses without interference
• Non-inverting logic maintains signal polarity during transmission
• Designed for high-speed asynchronous memory and bus applications

Buffers, Drivers, Receivers, Transceivers Applications

• Asynchronous memory interfacing
• Bus-oriented communications systems
• High-density data routing
• Parallel data transfer between microprocessors and peripherals

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'NSR' corresponds to the SOIC-20 package and tape-and-reel quantity when ordering. Confirm RoHS compliance status through official manufacturer documentation or authorized distributor datasheets prior to final procurement decisions. Ensure the component matches the required operating temperature and voltage specifications for the target application environment.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring octal bidirectional data transfer with moderate speed requirements. The BCT series offers improved drive strength compared to standard CMOS logic while maintaining compatibility with TTL inputs. Consider the SOIC-20 package for surface-mount assembly constraints. Evaluate power consumption and thermal dissipation capabilities relative to the system's overall design limits.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74BCT family of bus transceivers from Texas Instruments. It serves as a standard interface solution for digital systems requiring reliable data movement between different logic domains. The device complements other members of the 74xx series, offering a balance of performance and cost-effectiveness for general-purpose digital electronics.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Compatible substitutes include SN74BCT245N (PDIP package) and SN74BCT245PW (TSSOP package). Cross-reference with SN74ACT245 variants for higher speed requirements, noting differences in drive strength and input thresholds.