Encyclopedia Entry: 74AC16245TTR

Product Overview

Category

The 74AC16245TTR belongs to the category of integrated circuits (ICs) and specifically falls under the category of bus transceivers.

Use

This IC is primarily used for bidirectional data transfer between two buses with different voltage levels. It enables seamless communication between systems operating at different voltage levels.

Characteristics

• Bidirectional data transfer
• Voltage level translation
• High-speed operation
• Low power consumption
• Wide operating voltage range

Package

The 74AC16245TTR is available in a TSSOP (Thin Shrink Small Outline Package) package. This package offers a compact size, making it suitable for applications with limited space.

Essence

The essence of the 74AC16245TTR lies in its ability to facilitate efficient and reliable data transfer between buses operating at different voltage levels.

Packaging/Quantity

The 74AC16245TTR is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Levels:
  • High-Level Input Voltage: 2V to VCC
  • Low-Level Input Voltage: GND to 0.8V
• Output Voltage Levels:
  • High-Level Output Voltage: 2V to VCC
  • Low-Level Output Voltage: GND to 0.4V
• Maximum Operating Frequency: XX MHz
• Number of Channels: 16

Detailed Pin Configuration

The 74AC16245TTR has a total of 48 pins, which are assigned as follows:

• Pins 1-8: Channel A Data Inputs/Outputs (A1-A8)
• Pins 9-16: Channel B Data Inputs/Outputs (B1-B8)
• Pins 17-24: Channel A Output Enable (OE1-OE8)
• Pins 25-32: Channel B Output Enable (OE9-OE16)
• Pins 33-40: Channel A Direction Control (DIR1-DIR8)
• Pins 41-48: Channel B Direction Control (DIR9-DIR16)

Functional Features

• Bidirectional data transfer between two buses with different voltage levels
• Automatic voltage level translation
• High-speed operation for efficient data transfer
• Output enable control for individual channel activation
• Direction control for selecting the direction of data flow

Advantages and Disadvantages

Advantages

• Enables seamless communication between systems operating at different voltage levels
• Supports high-speed data transfer
• Low power consumption
• Wide operating voltage range allows compatibility with various systems

Disadvantages

• Limited number of channels (16)
• Requires careful consideration of voltage level compatibility to avoid data corruption or damage to connected devices

Working Principles

The 74AC16245TTR utilizes a combination of voltage level translators and bidirectional buffers to facilitate data transfer between buses with different voltage levels. The input signals are automatically translated to the appropriate voltage level, ensuring compatibility between the source and destination buses.

Detailed Application Field Plans

The 74AC16245TTR finds applications in various fields where bidirectional data transfer between buses with different voltage levels is required. Some potential application areas include:

1. Industrial Automation: Facilitating communication between control systems operating at different voltage levels.
2. Automotive Electronics: Enabling data exchange between different subsystems within a vehicle.
3. Telecommunications: Supporting data transfer between telecom equipment with varying voltage requirements.
4. Consumer Electronics: Allowing interoperability between devices operating at different voltage levels.

Detailed and Complete Alternative Models

1. 74HC16245: Similar functionality but operates at a lower voltage range (2V to 5.5V).
2. SN74LVC16245A: Offers similar bidirectional data transfer capabilities with a wider operating voltage range (1.65V to 5.5V).

Note: This is not an exhaustive list, and there may be other alternative models available in the market.

---

Word Count: XXXX