Encyclopedia Entry: 74AC175SJX

Product Overview

Category

The 74AC175SJX belongs to the category of integrated circuits (ICs), specifically a quad D-type flip-flop with reset.

Use

This IC is commonly used in digital electronics for storing and manipulating binary data. It can be employed in various applications such as counters, registers, and memory units.

Characteristics

• Quad D-type flip-flop with reset functionality
• High-speed operation
• Low power consumption
• Wide operating voltage range
• Compatibility with TTL logic levels
• Compact package size

Package and Quantity

The 74AC175SJX is typically available in a small outline integrated circuit (SOIC) package. It is supplied in reels or tubes, with a standard quantity of 250 units per reel/tube.

Specifications

• Supply Voltage Range: 2V to 6V
• High-Level Input Voltage: 2V to VCC
• Low-Level Input Voltage: GND to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 125 MHz
• Propagation Delay Time: 4.5 ns
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The 74AC175SJX has a total of 16 pins, which are assigned specific functions as follows:

1. CLR (Clear)
2. D0 (Data Input 0)
3. Q0 (Flip-Flop Output 0)
4. Q̅0 (Complementary Output 0)
5. D1 (Data Input 1)
6. Q1 (Flip-Flop Output 1)
7. Q̅1 (Complementary Output 1)
8. GND (Ground)
9. D2 (Data Input 2)
10. Q2 (Flip-Flop Output 2)
11. Q̅2 (Complementary Output 2)
12. VCC (Positive Power Supply)
13. D3 (Data Input 3)
14. Q3 (Flip-Flop Output 3)
15. Q̅3 (Complementary Output 3)
16. OE (Output Enable)

Functional Features

The 74AC175SJX offers the following functional features:

• Quad D-type flip-flops with individual clear inputs
• Synchronous operation for simultaneous data storage
• Reset functionality to clear all flip-flops
• Complementary outputs for each flip-flop
• Output enable control for multiplexing applications

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data processing
• Low power consumption contributes to energy efficiency
• Wide operating voltage range enhances versatility
• Compatibility with TTL logic levels simplifies integration into existing systems
• Compact package size saves board space

Disadvantages

• Limited number of flip-flops (4 in this case), which may restrict certain applications requiring more storage capacity
• Propagation delay time may introduce timing issues in high-frequency applications

Working Principles

The 74AC175SJX operates based on the principles of sequential logic. It utilizes flip-flops to store and manipulate binary data. The synchronous operation ensures that data is stored simultaneously, while the reset functionality allows for clearing all flip-flops when required. The complementary outputs provide both the true and inverted versions of the stored data.

Application Field Plans

The 74AC175SJX finds application in various digital electronic systems, including but not limited to: - Counters and frequency dividers - Shift registers - Memory units - Data storage and retrieval systems - Control circuits

Alternative Models

For those seeking alternative options, the following ICs can be considered: - 74HC175: Similar functionality but operates at a lower voltage range - 74LS175: Compatible with TTL logic levels but has slower operation speed - 74ACT175: Faster operation speed and compatible with both TTL and CMOS logic levels

These alternatives provide similar functionalities to the 74AC175SJX while offering specific advantages based on individual requirements.

In conclusion, the 74AC175SJX is a quad D-type flip-flop with reset, widely used in digital electronics for data storage and manipulation. Its high-speed operation, low power consumption, and compact package make it suitable for various applications. However, its limited number of flip-flops and propagation delay time should be considered when selecting this IC for specific projects.