DM74ALS564AWM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Device
• Characteristics: High-speed, Advanced Low Power Schottky (ALS) technology
• Package: 20-pin Ceramic Dual Inline Package (CDIP)
• Essence: This IC is a 8-bit D-type flip-flop with tri-state outputs.
• Packaging/Quantity: Available in tubes or trays, quantity varies based on supplier.

Specifications

• Technology: Advanced Low Power Schottky (ALS)
• Logic Family: ALS
• Number of Bits: 8
• Output Type: Tri-state
• Operating Voltage: 4.5V to 5.5V
• Propagation Delay: 7ns (typical)
• Operating Temperature: -55°C to +125°C
• Package Type: Ceramic Dual Inline Package (CDIP)
• Pin Count: 20

Detailed Pin Configuration

The DM74ALS564AWM 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. CLK (Clock Input)
11. CLR (Clear Input)
12. PR (Preset 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)

Functional Features

• The DM74ALS564AWM is an 8-bit D-type flip-flop with tri-state outputs.
• It has a clock input (CLK) for synchronizing the data inputs and outputs.
• The clear input (CLR) resets all flip-flops to a low state.
• The preset input (PR) sets all flip-flops to a high state.
• The tri-state outputs allow multiple devices to be connected to a common bus.

Advantages and Disadvantages

Advantages: - High-speed operation due to Advanced Low Power Schottky (ALS) technology. - Tri-state outputs enable efficient bus sharing. - Wide operating temperature range (-55°C to +125°C). - Reliable performance in various applications.

Disadvantages: - Limited number of flip-flops (8 bits). - Requires external clock signal for proper operation. - Not suitable for low-power applications.

Working Principles

The DM74ALS564AWM operates based on the principles of D-type flip-flops. When the clock input (CLK) transitions from low to high, the data inputs (D0-D7) are latched and stored in the flip-flops. The stored data can then be accessed through the tri-state outputs (Q0-Q7). The clear input (CLR) and preset input (PR) allow for resetting or setting the flip-flops to specific states.

Detailed Application Field Plans

The DM74ALS564AWM can be used in various applications that require high-speed data storage and retrieval. Some potential application fields include:

1. Data communication systems
2. Microprocessor-based systems
3. Memory address decoding
4. Data multiplexing and demultiplexing
5. Bus interface circuits

Detailed and Complete Alternative Models

1. SN74ALS564AWM - Similar 8-bit D-type flip-flop with tri-state outputs, offered by Texas Instruments.
2. MC74ALS564AWM - Another alternative from Motorola, providing similar functionality.

These alternative models offer similar features and can be used as replacements for the DM74ALS564AWM in various applications.

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