Encyclopedia Entry: 74ABT16841ADGG,118

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power consumption
• Package: TSSOP
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: ABT
• Number of Channels: 20
• Input Voltage Range: 1.2V to 3.6V
• Output Voltage Range: 1.2V to 3.6V
• Propagation Delay: 2.5 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ABT16841ADGG,118 IC has a total of 56 pins. The pin configuration is as follows:

Pin 1: A1 Pin 2: Y1 Pin 3: B1 ... Pin 54: A20 Pin 55: Y20 Pin 56: B20

Functional Features

• Provides bidirectional level translation between two voltage domains
• Supports high-speed data transmission
• Low power consumption
• Schmitt-trigger inputs for noise immunity
• Output enable control for easy interfacing with other devices

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low power consumption helps in reducing overall system energy usage - Schmitt-trigger inputs ensure reliable operation in noisy environments - Bidirectional capability simplifies signal translation between different voltage domains

Disadvantages: - Limited number of channels (20) may not be sufficient for complex systems requiring more connections - Operating temperature range may not be suitable for extreme environments

Working Principles

The 74ABT16841ADGG,118 is a logic level translator IC that enables bidirectional signal translation between two voltage domains. It utilizes a combination of CMOS and BiCMOS technologies to achieve high-speed operation while maintaining low power consumption.

The IC consists of 20 channels, each capable of translating signals from one voltage domain to another. The input voltage range is compatible with both 1.2V and 3.6V logic levels, allowing seamless integration with various devices. The Schmitt-trigger inputs provide noise immunity, ensuring reliable operation even in noisy environments.

The output enable control pin allows the user to disable the outputs when not required, facilitating easy interfacing with other devices. This feature helps conserve power and prevents any unintended signal interference.

Detailed Application Field Plans

The 74ABT16841ADGG,118 is commonly used in applications where there is a need to interface between different voltage domains. Some of the typical application fields include:

1. Microcontroller interfacing with peripheral devices operating at different voltage levels.
2. Communication systems requiring level translation between different logic families.
3. Industrial automation systems involving multiple sensors and actuators with varying voltage requirements.
4. Battery-powered devices where low power consumption is crucial.

Detailed and Complete Alternative Models

• 74ABT16841A: Similar logic level translator IC with the same specifications but available in a different package (SOIC).
• SN74LVC1T45: Single-channel bidirectional level shifter with similar characteristics but designed for lower voltage ranges (1.65V to 5.5V).
• TXB0108: Eight-channel bi-directional voltage-level translator with automatic direction sensing, suitable for I2C and SPI interfaces.

(Note: These alternative models are provided as examples and may have slight variations in specifications and features. It is recommended to refer to the respective datasheets for detailed information.)

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