SN74ALVCH245PWRG4

Overview

Product Category

SN74ALVCH245PWRG4 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for level shifting and voltage translation applications.

Characteristics

• Low voltage operation: The SN74ALVCH245PWRG4 operates at a low voltage range, typically between 1.65V and 3.6V.
• High-speed performance: It offers fast switching speeds, making it suitable for high-frequency applications.
• Bidirectional data transfer: The IC allows bidirectional data flow between two voltage domains.
• Output drive capability: It has a high output drive capability, enabling it to drive capacitive loads efficiently.

Package

The SN74ALVCH245PWRG4 comes in a small-sized TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of SN74ALVCH245PWRG4 lies in its ability to provide voltage level shifting functionality, allowing seamless communication between devices operating at different voltage levels.

Packaging/Quantity

The IC is typically packaged in reels, with each reel containing a specific quantity of SN74ALVCH245PWRG4 ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Logic Family: ALVC
• Number of Channels: 8
• Input/Output Type: Bidirectional
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: <5ns
• Output Drive Strength: ±24mA

Detailed Pin Configuration

The SN74ALVCH245PWRG4 IC consists of 20 pins, which are assigned specific functions as follows:

1. OE (Output Enable) - Output Enable Pin
2. A1 - Data Input/Output Pin 1
3. B1 - Data Input/Output Pin 2
4. A2 - Data Input/Output Pin 3
5. B2 - Data Input/Output Pin 4
6. A3 - Data Input/Output Pin 5
7. B3 - Data Input/Output Pin 6
8. A4 - Data Input/Output Pin 7
9. B4 - Data Input/Output Pin 8
10. GND - Ground Pin
11. B5 - Data Input/Output Pin 9
12. A5 - Data Input/Output Pin 10
13. B6 - Data Input/Output Pin 11
14. A6 - Data Input/Output Pin 12
15. B7 - Data Input/Output Pin 13
16. A7 - Data Input/Output Pin 14
17. B8 - Data Input/Output Pin 15
18. A8 - Data Input/Output Pin 16
19. VCC - Power Supply Pin
20. DIR (Direction Control) - Direction Control Pin

Functional Features

• Bidirectional Voltage Translation: The SN74ALVCH245PWRG4 facilitates the bidirectional transfer of data between two voltage domains, ensuring compatibility between devices operating at different voltage levels.
• High-Speed Operation: With a propagation delay time of less than 5ns, this IC enables fast data transmission, making it suitable for high-frequency applications.
• Output Drive Capability: The IC can drive capacitive loads efficiently due to its high output drive strength.
• Output Enable Functionality: The OE pin allows the user to enable or disable the data transfer, providing flexibility in controlling the communication between devices.

Advantages and Disadvantages

Advantages

• Low voltage operation allows compatibility with a wide range of devices.
• High-speed performance enables efficient data transmission in time-critical applications.
• Bidirectional data transfer simplifies the design of systems with different voltage domains.
• Small package size saves board space.

Disadvantages

• Limited number of channels (8) may not be sufficient for complex systems requiring a higher number of data lines.
• The IC's low voltage operation may limit its use in applications that require higher voltage levels.

Working Principles

The SN74ALVCH245PWRG4 operates based on the principles of voltage level shifting. It utilizes a combination of MOSFETs and logic gates to translate signals between two voltage domains. When the OE pin is enabled, the IC allows bidirectional data flow between the input and output pins, ensuring seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The SN74ALVCH245PWRG4 finds applications in various fields, including:

1. Microcontroller Interfacing: It can be used to interface microcontrollers operating at different voltage levels, enabling communication between them.
2. Communication Systems: The IC facilitates voltage