SN74AHC245NSR

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AHC245NSR is an octal bus transceiver from the Texas Instruments AHC logic family, housed in a 20-pin SOIC package. It features tri-state outputs and non-inverting polarity. The device operates within a supply voltage range of 2 V to 5.5 V. Key electrical parameters include a propagation delay of 8.5 ns, low-level output current of 8 mA, and high-level output current of -8 mA. Input and output levels are compatible with CMOS standards. The component supports surface mount installation and functions across a temperature range of -40°C to +125°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bidirectional data transfer capability with direction control
• Tri-state outputs for effective bus line isolation
• Wide operating voltage range supporting 2V to 5.5V systems
• CMOS input/output compatibility for versatile interfacing

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus architectures requiring level shifting
• Memory module interfaces and storage controllers
• Industrial control systems operating in wide temperature ranges
• Consumer electronics utilizing 3-state bus lines

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to ensure correct packaging and tape specifications. Confirm that the requested quantity aligns with standard reel sizes or cut-tape availability requirements. Cross-reference the RoHS compliance status with current regulatory standards for your target market. Ensure the procurement channel provides valid traceability for the Texas Instruments manufacturing lot.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems requiring an octal transceiver with a wide 2V to 5.5V supply range. The AHC series offers improved speed compared to standard HC logic while maintaining CMOS compatibility. Consider the 8.5 ns propagation delay for timing constraints in your circuit design. The extended temperature range makes it suitable for industrial applications where standard commercial grade parts may fail.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AHC245 family of octal bus transceivers. It shares the same logical function as other variants but differs in packaging, speed grades, or voltage tolerances. The 'NSR' suffix typically denotes the SOIC-20 package with reel packaging. It serves as a standard interface solution for connecting microprocessors to peripheral devices over parallel buses.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AHC245N: Pin-compatible through-hole alternative with identical logical function. SN74AHCT245NSR: Compatible if system requires TTL-compatible input thresholds instead of CMOS. SN74LVC8T245NSR: Suitable for dual-supply level translation applications between different voltage domains.