SN74HCT377N

Flip Flops Overview

The SN74HCT377N is an octal D-type flip-flop manufactured by Texas Instruments, belonging to the HCT logic series. It features eight non-inverting outputs and includes a clock enable input for data control. The device operates within a supply voltage range of 2 V to 6 V, with a maximum propagation delay of 160 ns at 2 V. It utilizes a 20-pin PDIP package designed for through-hole mounting. The component supports a wide operating temperature range from -40 °C to +85 °C.

Flip Flops Feature Summary

• Contains eight independent D-type flip-flops with non-inverting outputs
• Integrates a clock enable input to control data storage timing
• Compatible with standard TTL logic levels via HCT technology

Flip Flops Applications

• Octal register circuits for temporary data storage
• Shift register configurations for serial-to-parallel conversion
• State holding elements in digital control systems

Flip Flops Procurement Notes

Verify that the specific part number matches the required through-hole PDIP-20 package configuration. Confirm compatibility with the target circuit's voltage levels and signal integrity requirements before integration. Ensure the selected variant meets the necessary environmental specifications for the intended operational temperature range.

Flip Flops Selection Notes

Select this component when an octal storage solution with clock enable functionality is required in a through-hole design. The HCT series ensures compatibility with standard TTL inputs while offering CMOS output drive capabilities. Consider the 160 ns propagation delay when evaluating high-speed performance constraints relative to system timing requirements.

Flip Flops Part Context

This device is part of the SN74HCT377 family of octal D-type flip-flops. It shares functional characteristics with other variants such as the SN74HCT377DWR, differing primarily in packaging style. The HCT series bridges the gap between TTL and CMOS technologies, providing robust performance in mixed-logic environments.

Flip Flops Replacement Considerations

SN74HCT377DWR (SOIC-20 surface mount equivalent)

Flip Flops FAQ

What is the function of the clock enable input?

The clock enable input controls whether the flip-flops respond to the clock signal, allowing precise timing of data storage operations.

Does the SN74HCT377N provide inverted outputs?

No, the device provides non-inverting outputs corresponding directly to the D-input states upon clock activation.