MC74HC174AFELG

Flip Flops Overview

The MC74HC174AFELG is a hex D-type flip-flop manufactured by onsemi, belonging to the HC logic series. It features six independent positive-edge-triggered D flip-flops with non-inverting outputs in a single package. The device operates within a supply voltage range of 2 V to 6 V and supports surface-mount installation in a 20-SOIC (J) package. Key electrical parameters include a propagation delay of 96 ns at 2 V, 50 ns at 3 V, 18 ns at 4.5 V, and 15 ns at 6 V. Output drive capability provides high-level output current of -7.8 mA and low-level output current of 7.8 mA. Static current consumption is specified at 4 µA. The component functions across an extended temperature range from -55°C to +125°C.

Flip Flops Feature Summary

• Hex configuration containing six independent D-type flip-flops for parallel data storage applications
• Positive-edge triggering mechanism ensures data transfer occurs on the rising clock edge
• Silicon gate CMOS technology enables low static power consumption and high noise immunity
• Wide operating voltage range supports compatibility with various digital system power rails

Flip Flops Applications

• Parallel-to-serial data conversion circuits
• Shift register implementations in communication interfaces
• General-purpose digital storage elements in microprocessor systems
• Timing control logic requiring multiple synchronized data latches

Flip Flops Procurement Notes

Verify the specific suffix 'AFELG' against the manufacturer's official datasheet to confirm package dimensions and pinout compatibility. Ensure the procurement source provides valid RoHS compliance documentation matching the component's environmental specifications. Cross-reference the ordering number with the manufacturer's current production status to avoid obsolete stock. Confirm that the supplier offers appropriate handling procedures for moisture-sensitive devices as indicated by the MSL rating.

Flip Flops Selection Notes

Select this component when designing systems requiring six isolated D-type storage elements within a single integrated circuit footprint. The HC series characteristics provide suitable speed and power efficiency for general-purpose digital logic applications. Consider the 20-SOIC package constraints during PCB layout planning to ensure adequate thermal dissipation and mechanical stability. Evaluate the propagation delay specifications against the system clock frequency requirements to maintain signal integrity across all six channels.

Flip Flops Part Context

This part belongs to the 74HC174 family of hex D-type flip-flops produced by onsemi. It represents a standard solution for multi-bit data storage in CMOS-based digital designs. The device complements other logic families by offering high-density functionality in a compact surface-mount package. It serves as a fundamental building block for sequential logic circuits requiring reliable data retention and synchronous operation.

Flip Flops Replacement Considerations

Public confirmed substitute part numbers include MC74HC174ADTR2G and MC74HC174ADR2G. These alternatives share identical logical functionality but may differ in packaging format or reel specifications. Verify pin compatibility and electrical parameter equivalence before substituting in existing designs.