SN74ALS573CDWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, octal transparent latch with 3-state outputs
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Latch for storing and transferring data in digital systems
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Logic Family: ALS
• Number of Bits: 8
• Output Type: 3-state
• Input Voltage: 2V to 6V
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to 85°C
• Propagation Delay Time: 7.5ns (typical)
• Supply Current: 20mA (max)

Detailed Pin Configuration

The SN74ALS573CDWR 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. LE (Latch enable)
11. OE (Output enable)
12. Q0 (Output 0)
13. Q1 (Output 1)
14. Q2 (Output 2)
15. Q3 (Output 3)
16. Q4 (Output 4)
17. Q5 (Output 5)
18. Q6 (Output 6)
19. Q7 (Output 7)
20. VCC (Power supply)

Functional Features

The SN74ALS573CDWR is an octal transparent latch with 3-state outputs. It allows data to be stored and transferred in digital systems. The latch is transparent when the latch enable (LE) input is high, allowing the data inputs (D0-D7) to pass through to the outputs (Q0-Q7). When the LE input is low, the latch holds the last data value. The output enable (OE) input controls the 3-state outputs, enabling or disabling them.

Advantages and Disadvantages

Advantages: - High-speed operation - Octal configuration for efficient data storage and transfer - 3-state outputs for bus sharing

Disadvantages: - Limited voltage range (2V to 6V) - Relatively high supply current (20mA max)

Working Principles

The SN74ALS573CDWR operates based on the principles of digital logic. When the latch enable (LE) input is high, the latch is transparent, allowing the data inputs to propagate to the outputs. This enables data storage and transfer within a digital system. When the LE input is low, the latch holds the last data value, maintaining its state. The output enable (OE) input controls the 3-state outputs, enabling or disabling them as needed.

Detailed Application Field Plans

The SN74ALS573CDWR can be used in various applications that require data storage and transfer, such as:

1. Microprocessors and microcontrollers
2. Communication systems
3. Data acquisition systems
4. Industrial automation
5. Automotive electronics
6. Consumer electronics

Detailed and Complete Alternative Models

1. SN74ALS574CDWR: Octal D-type flip-flop with 3-state outputs
2. SN74ALS373CDWR: Octal transparent latch with 3-state outputs
3. SN74ALS541CDWR: Octal buffer/line driver with 3-state outputs
4. SN74ALS573CDWRE4: Enhanced version of SN74ALS573CDWR with extended temperature range

These alternative models provide similar functionality and can be used as substitutes for the SN74ALS573CDWR in various applications.

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