Encyclopedia Entry: 74ABT573CMTC

Product Overview

Category

The 74ABT573CMTC belongs to the category of integrated circuits (ICs) and specifically falls under the group of octal transparent latch with 3-state outputs.

Use

This product is commonly used in digital electronics for storing and transferring data. It provides a convenient way to control the flow of information within a circuit.

Characteristics

• Octal transparent latch with 3-state outputs
• High-speed operation
• Low power consumption
• Wide operating voltage range
• Schmitt-trigger action on all inputs
• Balanced propagation delays
• Symmetrical output impedance

Package

The 74ABT573CMTC is available in a small outline package (SO) with 20 pins. This package offers compactness and ease of integration into various electronic systems.

Essence

The essence of the 74ABT573CMTC lies in its ability to store and transfer data efficiently, enabling seamless communication between different components of a digital circuit.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 125 MHz
• Output Drive Capability: ±24 mA

Detailed Pin Configuration

The 74ABT573CMTC has a total of 20 pins, each serving a specific function. Here is the detailed pin configuration:

1. D0: Data input 0
2. D1: Data input 1
3. D2: Data input 2
4. D3: Data input 3
5. D4: Data input 4
6. D5: Data input 5
7. D6: Data input 6
8. D7: Data input 7
9. GND: Ground
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

• Transparent latch operation: Allows data to pass through when the latch enable (LE) signal is high.
• 3-state outputs: Provides the ability to disconnect the outputs from the bus, allowing multiple devices to share the same bus without interference.
• Schmitt-trigger action: Ensures reliable and noise-immune operation by providing hysteresis on all inputs.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer.
• Low power consumption helps in reducing overall energy usage.
• Wide operating voltage range allows compatibility with various systems.
• Schmitt-trigger action ensures reliable operation even in the presence of noise.
• Balanced propagation delays ensure accurate timing.

Disadvantages

• Limited output drive capability may restrict its use in certain applications requiring higher current sourcing/sinking capabilities.
• The small outline package (SO) may limit heat dissipation in high-power applications.

Working Principles

The 74ABT573CMTC operates based on the principles of digital logic. When the latch enable (LE) signal is high, the data inputs (D0-D7) are transparently transferred to the outputs (Q0-Q7). The output enable (OE) signal controls whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The 74ABT573CMTC finds applications in various digital systems, including but not limited to: - Microprocessors and microcontrollers - Data storage systems - Communication equipment - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the 74ABT573CMTC. Some notable alternatives include: - 74HC573: A CMOS-based octal latch with 3-state outputs. - SN74LS373: A TTL-based octal latch with 3-state outputs. - CD40107B: A CMOS-based dual 4-bit static shift register.

These alternative models can be considered based on specific requirements such as voltage levels, power consumption, speed, and package options.

---

Word Count: 552 words