SN74LVTH125RGYR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • Low-voltage, high-speed CMOS technology
  • 3-state outputs for bus-oriented applications
  • Supports mixed-mode signal operation on all ports
  • Schmitt-trigger inputs for noise immunity
• Package: 14-pin VQFN package
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2.3V to 5.5V
• Low-Level Input Voltage: 0.8V to 1.5V
• High-Level Output Voltage: 2.4V (min) at IOH = -12mA
• Low-Level Output Voltage: 0.4V (max) at IOL = 24mA
• Maximum Operating Frequency: 400MHz

Pin Configuration

The SN74LVTH125RGYR has a total of 14 pins arranged as follows:

__ __ OE |1 \/ 14| VCC A1 |2 13| B1 A2 |3 12| B2 GND |4 11| B3 A3 |5 10| B4 A4 |6 9| OE# Y1 |7 8| Y2 -- --

Functional Features

• Logic level translation between different voltage domains
• 3-state outputs allow multiple devices to share a common bus
• Mixed-mode signal operation enables compatibility with various logic families
• Schmitt-trigger inputs provide noise immunity and signal conditioning

Advantages

• Wide supply voltage range allows compatibility with different systems
• High-speed operation supports fast data transfer rates
• 3-state outputs facilitate bus-oriented applications
• Noise immunity provided by Schmitt-trigger inputs ensures reliable signal reception

Disadvantages

• Limited maximum operating frequency compared to some other ICs
• Only supports translation between two voltage domains (A and B)

Working Principles

The SN74LVTH125RGYR is a logic level translator that enables communication between devices operating at different voltage levels. It uses low-voltage, high-speed CMOS technology to achieve efficient signal translation. The device features 3-state outputs, which allow multiple devices to share a common bus without interfering with each other's signals.

The Schmitt-trigger inputs ensure noise immunity by providing hysteresis and signal conditioning. This helps in maintaining signal integrity even in the presence of external disturbances or variations in input voltages.

Detailed Application Field Plans

The SN74LVTH125RGYR finds application in various fields where logic level translation is required. Some of the potential application areas include:

1. Microcontroller interfacing: The IC can be used to interface microcontrollers operating at different voltage levels, enabling seamless communication between them.
2. Communication systems: It can be employed in communication systems to translate logic levels between different modules or subsystems.
3. Industrial automation: The device can be utilized in industrial automation systems to bridge the gap between different voltage domains, allowing for efficient control and monitoring.
4. Consumer electronics: It can be integrated into consumer electronic devices to enable communication between components operating at different voltage levels.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs.
2. SN74AVC4T245PW: 4-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs.
3. SN74LVC8T245PWR: 8-bit dual-supply bus transceiver with configurable voltage translation and 3-state outputs.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVTH125RGYR based on specific requirements and system constraints.

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