SN74LVC574ADW

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: Low-voltage, high-speed, octal D-type flip-flop
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: This IC is designed to store and transfer data in electronic circuits.
• Packaging/Quantity: Available in reels of 2500 pieces

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: 2.4V (min) at IOH = -12mA
• Low-Level Output Voltage: 0.4V (max) at IOL = 24mA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74LVC574ADW has a total of 20 pins. The pin configuration is as follows:

1. GND (Ground)
2. D0 (Data Input 0)
3. D1 (Data Input 1)
4. D2 (Data Input 2)
5. D3 (Data Input 3)
6. D4 (Data Input 4)
7. D5 (Data Input 5)
8. D6 (Data Input 6)
9. D7 (Data Input 7)
10. OE (Output Enable)
11. CP (Clock Pulse)
12. MR (Master Reset)
13. Q0 (Flip-Flop Output 0)
14. Q1 (Flip-Flop Output 1)
15. Q2 (Flip-Flop Output 2)
16. Q3 (Flip-Flop Output 3)
17. Q4 (Flip-Flop Output 4)
18. Q5 (Flip-Flop Output 5)
19. Q6 (Flip-Flop Output 6)
20. VCC (Power Supply)

Functional Features

• Octal D-type flip-flop with 3-state outputs
• High-speed operation, suitable for high-frequency applications
• Low-voltage operation, ideal for battery-powered devices
• 3-state outputs allow multiple ICs to be connected together without interference
• Master reset function for clearing the flip-flop outputs
• Output enable function for controlling the output state

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transfer - Low-voltage operation reduces power consumption - 3-state outputs provide flexibility in circuit design - Master reset and output enable functions enhance control over the flip-flop

Disadvantages: - Limited temperature range (-40°C to 85°C) - Requires external clock pulse for proper operation - May not be suitable for applications requiring higher voltage levels

Working Principles

The SN74LVC574ADW operates based on the principles of digital logic. It uses positive-edge triggered flip-flops to store and transfer data. The clock pulse input (CP) controls the timing of data transfer. When the CP signal transitions from low to high, the data present at the D0-D7 inputs is latched into the flip-flops. The stored data appears at the Q0-Q7 outputs.

The output enable (OE) pin allows the outputs to be enabled or disabled. When OE is high, the outputs are active and reflect the stored data. When OE is low, the outputs are in a high-impedance state, effectively disconnecting them from the circuit.

The master reset (MR) pin clears the flip-flop outputs to a known state when activated. This ensures a controlled start or reset condition.

Detailed Application Field Plans

The SN74LVC574ADW is widely used in various digital systems and applications, including:

1. Microcontrollers and microprocessors
2. Data storage devices
3. Communication systems
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

Its ability to store and transfer data makes it suitable for applications that require sequential logic and memory elements. The low-voltage operation and high-speed characteristics make it particularly useful in battery-powered devices and high-frequency circuits.

Detailed and Complete Alternative Models

• 74HC574: High-speed CMOS version with similar functionality
• CD74HCT574: High-speed TTL-compatible version
• MC74LVX574: Low-voltage CMOS version with extended temperature range

These alternative models offer similar functionality but may have different voltage ranges, speed specifications, or package options. It is important to select the appropriate alternative based on specific application requirements.

In conclusion, the SN74LVC574ADW is a versatile octal D-type flip-flop IC with high-speed operation and low-voltage characteristics. Its functional features,