SN74AHC574NSR

Flip Flops Overview

The SN74AHC574NSR is an octal edge-triggered D-type flip-flop from the AHC logic series, manufactured by Texas Instruments. It features eight independent D-type flip-flops with three-state outputs in a 20-pin SOIC package. The device operates within a supply voltage range of 2 V to 5.5 V and supports a maximum clock frequency of 133 MHz. Propagation delay is specified at 16.7 ns, with output drive capabilities of -8 mA for high level and 8 mA for low level. It functions reliably across an extended temperature range from -40°C to +125°C.

Flip Flops Feature Summary

• Integrates eight independent edge-triggered D-type flip-flops for parallel data storage applications.
• Provides three-state outputs to facilitate direct bus line connections without external buffers.
• Utilizes advanced CMOS technology to achieve high-speed operation with low power consumption.

Flip Flops Applications

• Parallel data storage in digital signal processing systems
• Buffering and latching of address/data buses in microprocessor interfaces
• High-speed shift register configurations

Flip Flops Procurement Notes

Verify that the ordering suffix 'SR' corresponds to the tape-and-reel packaging format required for automated surface-mount assembly processes. Confirm that the specific variant matches the intended voltage and speed requirements for the target application design.

Flip Flops Selection Notes

Select this component when designing circuits requiring high-speed data latching with low power dissipation. Ensure the system voltage falls within the 2 V to 5.5 V operating range and that the thermal environment remains within the specified -40°C to +125°C operational limits for reliable performance.

Flip Flops Part Context

This part belongs to the SN74AHC574 family of octal D-type flip-flops. It represents the high-speed CMOS variant within the broader 74-series logic lineup, offering improved switching speeds compared to standard HC devices while maintaining compatibility with standard CMOS input levels.

Flip Flops Replacement Considerations

SN74AHC574N

Flip Flops FAQ

What is the maximum operating frequency for the SN74AHC574NSR?

The device supports a maximum clock frequency of 133 MHz under specified load conditions.

Does the SN74AHC574NSR include an asynchronous reset function?

No, the datasheet specifications do not list an asynchronous reset pin; it functions as a basic edge-triggered latch.