SN74ALS564BDWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Device
• Characteristics: Advanced Low-Power Schottky (ALS) Technology
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Octal D-Type Flip-Flop with 3-State Outputs
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2.0V (min), 7.0V (max)
• Low-Level Input Voltage: 0.8V (min), 0.8V (max)
• High-Level Output Voltage: 2.7V (min), VCC (max)
• Low-Level Output Voltage: 0.5V (min), 0.5V (max)
• Maximum Operating Frequency: 100MHz
• Propagation Delay Time: 10ns (typical)

Detailed Pin Configuration

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. CP (Clock Pulse Input)
11. MR (Master Reset Input)
12. OE (Output Enable Input)
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. Q7 (Flip-Flop Output 7)
21. VCC (Positive Power Supply)

Functional Features

• Octal D-Type Flip-Flop with 3-State Outputs
• Non-Inverting Outputs
• High-Speed Operation
• Common Clock and Master Reset Inputs
• Output Enable for Bus-Oriented Applications
• 3-State Outputs Drive Bus Lines Directly
• Outputs Can Be Paralleled for Wider Data Paths
• Advanced Low-Power Schottky (ALS) Technology

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing. - 3-state outputs enable easy integration into bus-oriented applications. - Non-inverting outputs simplify circuit design. - Advanced Low-Power Schottky (ALS) technology provides low power consumption.

Disadvantages: - Limited operating frequency of up to 100MHz may not meet the requirements of some high-speed applications. - The package size (SOIC) may not be suitable for all circuit board designs.

Working Principles

The SN74ALS564BDWR is an octal D-type flip-flop with 3-state outputs. It operates based on a common clock input (CP) and a master reset input (MR). The data inputs (D0-D7) are latched into the flip-flops on the rising edge of the clock pulse. The outputs (Q0-Q7) reflect the state of the inputs when the clock pulse occurs.

The output enable input (OE) controls the 3-state outputs, allowing them to drive bus lines directly or enter a high-impedance state. This feature enables multiple devices to share a common bus without interference.

Detailed Application Field Plans

The SN74ALS564BDWR is commonly used in various digital systems and applications, including:

1. Microprocessors and microcontrollers
2. Data storage systems
3. Communication equipment
4. Industrial control systems
5. Automotive electronics

Its ability to handle parallel data paths and provide 3-state outputs makes it suitable for bus-oriented applications where multiple devices need to share data lines.

Detailed and Complete Alternative Models

1. SN74ALS563BDWR: Octal D-Type Flip-Flop with 3-State Outputs (similar functionality)
2. SN74ALS565BDWR: Octal D-Type Flip-Flop with Clear (similar functionality, includes clear input)

These alternative models offer similar functionality to the SN74ALS564BDWR and can be considered as replacements depending on specific application requirements.

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