SN74LS174D

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: TTL Logic, Hex D-Type Flip-Flop with Clear
• Package: 16-pin SOIC (Small Outline Integrated Circuit)
• Essence: The SN74LS174D is a high-speed hex D-type flip-flop with clear. It operates on TTL logic and is commonly used in digital electronics for storing and transferring data.

Packaging/Quantity

The SN74LS174D is typically packaged in a 16-pin SOIC package. It is available in reels or tubes, with quantities varying depending on the supplier.

Specifications

• Supply Voltage Range: 4.75V to 5.25V
• High-Level Input Voltage: 2V (min), 0.8V (max)
• Low-Level Input Voltage: 0.8V (min), 0.4V (max)
• High-Level Output Voltage: 2.7V (min), 3.4V (max)
• Low-Level Output Voltage: 0.35V (min), 0.5V (max)
• Maximum Operating Frequency: 33 MHz

Detailed Pin Configuration

The SN74LS174D has a total of 16 pins, each serving a specific function:

1. CLR - Clear Input
2. D - Data Input
3. CP - Clock Pulse Input
4. Q0 - Output 0
5. Q1 - Output 1
6. Q2 - Output 2
7. GND - Ground
8. Q3 - Output 3
9. Q4 - Output 4
10. Q5 - Output 5
11. VCC - Positive Power Supply
12. Q6 - Output 6
13. Q7 - Output 7
14. Q8 - Output 8
15. Q9 - Output 9
16. Q10 - Output 10

Functional Features

The SN74LS174D is a hex D-type flip-flop with clear functionality. It can store and transfer data using its six flip-flops, each capable of storing one bit of information. The clear input allows for resetting the flip-flops to a known state.

Advantages and Disadvantages

Advantages: - High-speed operation - TTL logic compatibility - Clear functionality for easy reset

Disadvantages: - Limited number of flip-flops (6 in total) - Requires external clock pulse for operation

Working Principles

The SN74LS174D operates based on the principles of digital logic. It uses positive-edge triggered flip-flops to store and transfer data. The clock pulse input triggers the flip-flops to capture the data present at the D input. The clear input allows for resetting the flip-flops to a low state.

Detailed Application Field Plans

The SN74LS174D finds applications in various digital systems where data storage and transfer are required. Some common application fields include:

1. Digital Counters: The flip-flops in the SN74LS174D can be used to build digital counters for applications such as frequency dividers, timers, and event counters.
2. Shift Registers: By cascading multiple SN74LS174D flip-flops, shift registers can be constructed for serial data transfer and storage.
3. Data Storage: The flip-flops can be used to store temporary data in microcontrollers, processors, and other digital systems.

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the SN74LS174D. Some popular alternatives include:

1. CD4013B: Dual D-Type Flip-Flop with Set and Reset
2. MC74HC74A: Dual D-Type Flip-Flop with Clear
3. 74HCT74: Dual D-Type Flip-Flop with Preset and Clear

These alternative models may have different characteristics, package types, or operating voltages, but they serve the same purpose of storing and transferring data in digital systems.

In conclusion, the SN74LS174D is a high-speed hex D-type flip-flop with clear functionality. It is widely used in digital electronics for data storage and transfer applications. Its TTL logic compatibility, clear functionality, and compact package make it a popular choice among designers.