SN74ALS564BDWRE4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate
• Characteristics: Advanced Schottky TTL, Octal D-Type Flip-Flop with 3-State Outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: High-speed, low-power consumption flip-flop with 3-state outputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Technology: Advanced Schottky TTL
• Number of Flip-Flops: 8
• Input Voltage Range: 2V to 5.5V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 6ns (typical)
• Power Dissipation: 22mW (typical)

Detailed Pin Configuration

The SN74ALS564BDWRE4 has a total of 20 pins. The pin configuration is as follows:

1. CLR (Clear) - Active LOW clear input
2. D0 (Data Input) - Data input for flip-flop 0
3. CP (Clock Pulse) - Clock pulse input
4. D1 (Data Input) - Data input for flip-flop 1
5. D2 (Data Input) - Data input for flip-flop 2
6. D3 (Data Input) - Data input for flip-flop 3
7. GND (Ground) - Ground reference voltage
8. Q0 (Flip-Flop Output) - Output for flip-flop 0
9. Q1 (Flip-Flop Output) - Output for flip-flop 1
10. Q2 (Flip-Flop Output) - Output for flip-flop 2
11. Q3 (Flip-Flop Output) - Output for flip-flop 3
12. OE (Output Enable) - Active LOW output enable input
13. D4 (Data Input) - Data input for flip-flop 4
14. D5 (Data Input) - Data input for flip-flop 5
15. D6 (Data Input) - Data input for flip-flop 6
16. D7 (Data Input) - Data input for flip-flop 7
17. VCC (Power Supply) - Positive power supply voltage
18. Q4 (Flip-Flop Output) - Output for flip-flop 4
19. Q5 (Flip-Flop Output) - Output for flip-flop 5
20. Q6 (Flip-Flop Output) - Output for flip-flop 6

Functional Features

• Octal D-Type Flip-Flop: The SN74ALS564BDWRE4 consists of eight individual D-type flip-flops, each capable of storing a single bit of data.
• 3-State Outputs: The flip-flop outputs can be put into a high-impedance state using the output enable (OE) pin, allowing multiple devices to share a common bus without interference.
• Advanced Schottky TTL Technology: This IC utilizes advanced Schottky TTL technology, providing high-speed operation and low-power consumption.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data processing. - Low-power consumption reduces energy usage. - 3-state outputs enable easy integration with other devices on a shared bus.

Disadvantages: - Limited number of flip-flops (8) may not be sufficient for certain applications requiring more storage capacity. - Operating temperature range (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The SN74ALS564BDWRE4 operates based on the principles of D-type flip-flops. Each flip-flop stores a single bit of data, which can be set or cleared based on the clock pulse input (CP) and data inputs (D0-D7). The outputs (Q0-Q6) reflect the stored data and can be enabled or disabled using the output enable (OE) pin.

Detailed Application Field Plans

The SN74ALS564BDWRE4 is commonly used in various digital systems and applications, including: - Microprocessors - Data storage systems - Communication devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the SN74ALS564BDWRE4 include: - SN74LS564: Low-power Schottky TTL version of the same octal D-type flip-flop. - SN74HC564: High-speed CMOS version with 3-state outputs. - SN74F564: Fast TTL version with 3-state outputs.

These alternative models provide options for different technology preferences and specific application requirements.

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