Encyclopedia Entry: 74AVCH20T245BX,518

Product Information Overview

Category

The 74AVCH20T245BX,518 belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for voltage level translation and signal buffering in various electronic devices.

Characteristics

• Voltage Level Translation: The 74AVCH20T245BX,518 facilitates bidirectional voltage level translation between different logic levels.
• Signal Buffering: It provides buffering capabilities to ensure signal integrity during transmission.

Package

The 74AVCH20T245BX,518 is available in a compact package, typically a small-outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to enable seamless communication between components operating at different voltage levels.

Packaging/Quantity

The 74AVCH20T245BX,518 is usually packaged in reels or tubes, with each containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Logic Voltage Levels: Compatible with both 1.8V and 3.3V systems
• Number of Channels: 20
• Input/Output Compatibility: Supports both CMOS and TTL logic levels
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74AVCH20T245BX,518 features a total of 48 pins, which are assigned as follows:

• Pins 1-4: Channel A Data Inputs/Outputs (D0-D3)
• Pins 5-8: Channel B Data Inputs/Outputs (D4-D7)
• Pins 9-12: Channel C Data Inputs/Outputs (D8-D11)
• Pins 13-16: Channel D Data Inputs/Outputs (D12-D15)
• Pins 17-20: Channel E Data Inputs/Outputs (D16-D19)
• Pins 21-24: Channel F Data Inputs/Outputs (D20-D23)
• Pins 25-28: Channel G Data Inputs/Outputs (D24-D27)
• Pins 29-32: Channel H Data Inputs/Outputs (D28-D31)
• Pins 33-36: Channel I Data Inputs/Outputs (D32-D35)
• Pins 37-40: Channel J Data Inputs/Outputs (D36-D39)
• Pins 41-44: Channel K Data Inputs/Outputs (D40-D43)
• Pins 45-48: Channel L Data Inputs/Outputs (D44-D47)

Functional Features

• Bidirectional Voltage Level Translation: The 74AVCH20T245BX,518 allows for seamless translation of logic levels between different voltage domains.
• Automatic Direction Control: It features automatic direction control circuitry, eliminating the need for additional control signals.
• High-Speed Operation: This IC supports high-speed data transmission, making it suitable for applications requiring fast signal propagation.

Advantages and Disadvantages

Advantages

• Wide Supply Voltage Range: The 74AVCH20T245BX,518 operates within a broad supply voltage range, providing flexibility in various applications.
• Compact Package: Its small-outline integrated circuit (SOIC) package ensures space-efficient integration into electronic systems.
• Bidirectional Capability: The ability to translate voltage levels bidirectionally simplifies system design and reduces component count.

Disadvantages

• Limited Channel Count: With 20 channels, this IC may not be suitable for applications requiring a higher number of data lines.
• Temperature Sensitivity: Extreme temperature conditions beyond the specified operating range may affect its performance.

Working Principles

The 74AVCH20T245BX,518 utilizes a combination of voltage level translation circuits and buffering elements to ensure seamless bidirectional communication between different logic levels. It employs automatic direction control circuitry to determine the direction of data flow based on the input signals.

Detailed Application Field Plans

The 74AVCH20T245BX,518 finds applications in various electronic systems, including but not limited to: - Microcontrollers - Data communication devices - Industrial automation equipment - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

1. SN74AVCH20T245DGGR: This model offers similar functionality and specifications as the 74AVCH20T245BX,518 but comes in a different package (TSSOP).
2. MC74AVCH20T245DTR2G: Another alternative with comparable features, this model is available in a smaller package (TSSOP) for space-constrained applications.
3. 74LVC245APW,118: While not an exact replacement, this IC provides voltage level translation capabilities with a lower channel count (8 channels).

Please note that the above