MC74HCT374ADW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-Speed, CMOS Logic, Octal D-Type Flip-Flop
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The MC74HCT374ADW is a high-speed CMOS logic octal D-type flip-flop. It is designed to store and transfer data in various applications.
• Packaging/Quantity: The MC74HCT374ADW is available in a 20-pin SOIC package. It is typically sold in reels of 2500 units.

Specifications

• Supply Voltage: 2V to 6V
• Logic Family: HCT
• Number of Flip-Flops: 8
• Clock Trigger Type: Positive Edge
• Propagation Delay: 13 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MC74HCT374ADW has a total of 20 pins. The pin configuration is as follows:

1. Output 0 (Q0)
2. Output 1 (Q1)
3. Output 2 (Q2)
4. Output 3 (Q3)
5. Output 4 (Q4)
6. Output 5 (Q5)
7. Output 6 (Q6)
8. Output 7 (Q7)
9. Clock (CP)
10. Data Input (D)
11. Clear (CLR)
12. Clock Enable (CE)
13. Output Enable (OE)
14. Ground (GND)
15. Output 7 (Q7)
16. Output 6 (Q6)
17. Output 5 (Q5)
18. Output 4 (Q4)
19. Output 3 (Q3)
20. VCC

Functional Features

• The MC74HCT374ADW is a positive-edge triggered flip-flop, meaning that the data input is captured and stored on the rising edge of the clock signal.
• It has a clear input (CLR) which, when activated, sets all outputs to a low state.
• The clock enable (CE) input allows for the control of clock signal propagation to the flip-flops.
• The output enable (OE) input enables or disables the outputs.

Advantages and Disadvantages

Advantages

• High-speed operation
• Wide operating voltage range
• Low power consumption
• Compact SOIC package for space-saving designs

Disadvantages

• Limited number of flip-flops (8 in total)
• Positive-edge triggering may not be suitable for all applications

Working Principles

The MC74HCT374ADW operates based on positive-edge triggering. When the clock signal transitions from low to high, the data input is sampled and stored in the flip-flops. The stored data is then available at the outputs until the next clock transition occurs. The clear input can be used to reset all outputs to a low state, while the clock enable and output enable inputs provide additional control over the functionality of the flip-flops.

Detailed Application Field Plans

The MC74HCT374ADW can be used in various applications, including but not limited to:

1. Data storage and transfer in microcontrollers and microprocessors.
2. Address decoding in memory systems.
3. State machine implementation in digital systems.
4. Parallel-to-serial and serial-to-parallel data conversion.
5. Register-based data processing.

Detailed and Complete Alternative Models

Some alternative models to the MC74HCT374ADW include:

1. SN74HCT374N by Texas Instruments
2. CD74HCT374E by Texas Instruments
3. 74HCT374D by NXP Semiconductors
4. MM74HCT374WM by Fairchild Semiconductor

These alternative models offer similar functionality and can be used as replacements for the MC74HCT374ADW in various applications.

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