MC74ACT245DTG

Product Overview

Category

MC74ACT245DTG belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for signal level shifting and voltage translation in various electronic devices.

Characteristics

• High-speed operation
• Wide operating voltage range
• Low power consumption
• Compatibility with TTL inputs
• Schmitt trigger inputs for noise immunity

Package

MC74ACT245DTG is available in a 20-pin TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of MC74ACT245DTG lies in its ability to efficiently shift signal levels between different voltage domains, ensuring seamless communication between different components within an electronic system.

Packaging/Quantity

This product is typically packaged in reels containing a quantity of 2500 units.

Specifications

• Supply Voltage: 2.0V to 6.0V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 5.5ns (typical)
• Output Current: ±24mA

Detailed Pin Configuration

1. OE (Output Enable)
2. A1 (Input/Output)
3. B1 (Input/Output)
4. GND (Ground)
5. B2 (Input/Output)
6. A2 (Input/Output)
7. B3 (Input/Output)
8. A3 (Input/Output)
9. B4 (Input/Output)
10. A4 (Input/Output)
11. B5 (Input/Output)
12. A5 (Input/Output)
13. B6 (Input/Output)
14. A6 (Input/Output)
15. B7 (Input/Output)
16. A7 (Input/Output)
17. VCC (Supply Voltage)
18. DIR (Direction Control)
19. GND (Ground)
20. OE (Output Enable)

Functional Features

• Bidirectional voltage translation
• Non-inverting outputs
• High-speed operation
• TTL compatibility
• Schmitt trigger inputs for noise immunity
• Output enable control for easy interfacing

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient signal transmission.
• Wide operating voltage range enables compatibility with various systems.
• Low power consumption contributes to energy efficiency.
• Schmitt trigger inputs provide noise immunity, ensuring reliable performance.

Disadvantages

• Limited number of input/output channels (8-bit bidirectional).

Working Principles

MC74ACT245DTG operates by receiving input signals from one voltage domain and translating them to the appropriate voltage level for output in another voltage domain. The direction of signal flow is controlled by the DIR pin. When enabled, the device performs bidirectional voltage translation, allowing seamless communication between different components within an electronic system.

Detailed Application Field Plans

MC74ACT245DTG finds applications in various fields, including but not limited to: 1. Industrial automation 2. Automotive electronics 3. Consumer electronics 4. Communication systems 5. Medical devices

Detailed and Complete Alternative Models

1. SN74ACT245: Similar functionality and specifications, available in different package options.
2. 74HCT245: Compatible with CMOS and TTL logic levels, suitable for mixed voltage systems.
3. CD74ACT245: Offers improved ESD protection and latch-up performance.

Note: This list is not exhaustive, and there are several alternative models available in the market.

In conclusion, MC74ACT245DTG is a versatile integrated circuit used for signal level shifting and voltage translation. Its high-speed operation, wide operating voltage range, and compatibility with TTL inputs make it suitable for various applications. While it offers several advantages, such as low power consumption and noise immunity, its limited number of input/output channels may be a drawback in certain scenarios. Nonetheless, MC74ACT245DTG plays a crucial role in facilitating seamless communication between different components within electronic systems across diverse industries.