SN74HCT573DW

Product Overview

Category

SN74HCT573DW belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in digital electronics for data storage and transfer applications.

Characteristics

• High-speed operation
• Low power consumption
• Compatibility with TTL inputs
• Schmitt-trigger action on all inputs
• 3-state outputs
• Wide operating voltage range

Package

SN74HCT573DW is available in a standard 20-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of SN74HCT573DW lies in its ability to store and transfer digital data efficiently and reliably.

Packaging/Quantity

SN74HCT573DW is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Output Drive Capability: 15mA at 5V
• Propagation Delay Time: 13ns (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. OE (Output Enable)
11. LE (Latch 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 (Supply Voltage)

Functional Features

• Data storage and transfer: The SN74HCT573DW can latch and hold data inputs, allowing for efficient data storage and transfer operations.
• Output enable control: The OE pin enables or disables the outputs, providing flexibility in controlling the flow of data.
• Latch enable control: The LE pin controls the latching operation, allowing for synchronized data transfers.

Advantages and Disadvantages

Advantages

• High-speed operation: The SN74HCT573DW offers fast data storage and transfer capabilities.
• Low power consumption: This IC is designed to minimize power consumption, making it suitable for battery-powered devices.
• Compatibility with TTL inputs: It can interface seamlessly with TTL logic circuits.
• Schmitt-trigger action: The Schmitt-trigger inputs ensure reliable operation even in the presence of noisy signals.
• 3-state outputs: The 3-state outputs allow multiple devices to share a common bus without interference.

Disadvantages

• Limited output drive capability: The SN74HCT573DW has a relatively low output drive capability, which may restrict its use in certain applications requiring higher current sourcing/sinking.

Working Principles

The SN74HCT573DW operates based on the principles of digital logic. It utilizes flip-flops to store and transfer data. When the latch enable (LE) input is high, the data inputs (D0-D7) are latched and held. The output enable (OE) input controls the state of the outputs (Q0-Q7). When OE is low, the outputs are active, allowing data to be read from or written to the device. Conversely, when OE is high, the outputs are in a high-impedance state, effectively disconnecting them from the external circuit.

Detailed Application Field Plans

The SN74HCT573DW finds applications in various fields, including:

1. Microcontrollers: It can be used to interface microcontrollers with external devices, such as memory modules or peripheral chips.
2. Communication systems: The IC facilitates data transfer between different components of communication systems, such as transceivers and protocol converters.
3. Industrial automation: It plays a crucial role in controlling and monitoring devices in industrial automation systems, enabling efficient data exchange.
4. Automotive electronics: The SN74HCT573DW is utilized in automotive electronics for tasks like signal conditioning, data buffering, and control signal generation.

Detailed and Complete Alternative Models

1. 74HC573: This is a similar octal latch with 3-state outputs, but operates at a higher voltage range (2V to 6V).
2. CD74HCT573E: Another octal latch with 3-state outputs, but available in a DIP (Dual Inline Package) format.
3. MC74