SN74LS75DR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Quad D-Type Flip-Flop with Clear
• Package: SOIC-16
• Essence: The SN74LS75DR is a quad D-type flip-flop with clear, designed for general-purpose storage applications in digital systems.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.75V to 5.25V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 2.7V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 33 MHz
• Propagation Delay Time: 15 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LS75DR has a total of 16 pins, which are assigned as follows:

1. D1 (Data Input 1)
2. CP1 (Clock Pulse Input 1)
3. CLR1 (Clear Input 1)
4. Q1 (Flip-Flop Output 1)
5. D2 (Data Input 2)
6. CP2 (Clock Pulse Input 2)
7. CLR2 (Clear Input 2)
8. Q2 (Flip-Flop Output 2)
9. GND (Ground)
10. Q3 (Flip-Flop Output 3)
11. CLR3 (Clear Input 3)
12. CP3 (Clock Pulse Input 3)
13. D3 (Data Input 3)
14. Q4 (Flip-Flop Output 4)
15. CLR4 (Clear Input 4)
16. CP4 (Clock Pulse Input 4)

Functional Features

• Quad D-Type Flip-Flop: The SN74LS75DR consists of four independent D-type flip-flops, each with a clear input.
• Clear Function: The clear input allows the user to reset the flip-flop to its initial state.
• Synchronous Operation: The flip-flops operate synchronously with the clock pulse input.
• Edge-Triggered Design: The flip-flops are triggered on the rising edge of the clock pulse.

Advantages and Disadvantages

Advantages: - Versatile: Suitable for various storage applications in digital systems. - Compact: Integration of four flip-flops in a single package saves board space. - Clear Input: The clear function provides flexibility in resetting the flip-flops.

Disadvantages: - Limited Operating Frequency: Maximum operating frequency is 33 MHz, which may not be sufficient for high-speed applications. - Temperature Range: The operating temperature range is limited to -40°C to +85°C, which may not be suitable for extreme environments.

Working Principles

The SN74LS75DR operates based on the principles of D-type flip-flops. Each flip-flop stores a single bit of data and can be set or cleared based on the inputs provided. The clock pulse input triggers the flip-flops to capture the data present at the data input. The clear input allows the user to reset the flip-flops to their initial state.

Detailed Application Field Plans

The SN74LS75DR can be used in various digital systems where storage and synchronization of data are required. Some potential application fields include:

1. Microcontrollers: Used for storing and manipulating data in microcontroller-based systems.
2. Communication Systems: Used for buffering and synchronization of data in communication systems.
3. Data Processing Units: Used for temporary storage and manipulation of data in data processing units.
4. Control Systems: Used for storing control signals and synchronization in control systems.

Detailed and Complete Alternative Models

1. SN74LS75N: DIP-16 package, similar functionality to SN74LS75DR.
2. MC74HC75AN: DIP-16 package, quad D-type flip-flop with clear.
3. CD4013BE: DIP-14 package, dual D-type flip-flop with clear.

These alternative models provide similar functionality to the SN74LS75DR and can be considered as alternatives based on specific requirements and availability.

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