SN74AVCH1T45YEPR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter
• Characteristics: Bi-directional voltage level translator with automatic direction sensing
• Package: 8-pin DSBGA (MicroStar Junior™) package
• Essence: Translates signals between different voltage levels in electronic circuits
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• High-Level Input Voltage: 2.3V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: 2.3V to VCC + 0.5V
• Low-Level Output Voltage: 0V to 0.4V
• Maximum Operating Frequency: 100 MHz

Detailed Pin Configuration

The SN74AVCH1T45YEPR has the following pin configuration:

1. A1 - Channel A data input/output terminal
2. GND - Ground reference voltage
3. VCCA - Channel A supply voltage
4. OE - Output enable control input
5. B1 - Channel B data input/output terminal
6. VCCB - Channel B supply voltage
7. B2 - Channel B data input/output terminal
8. A2 - Channel A data input/output terminal

Functional Features

• Bi-directional voltage level translation
• Automatic direction sensing
• Supports bidirectional data transfer between two voltage domains
• Low power consumption
• Fast switching speed
• Schmitt-trigger inputs for noise immunity

Advantages and Disadvantages

Advantages: - Enables communication between devices operating at different voltage levels - Automatic direction sensing simplifies system design - Low power consumption extends battery life - Fast switching speed improves overall system performance - Schmitt-trigger inputs provide noise immunity

Disadvantages: - Limited to a maximum operating frequency of 100 MHz - Only supports translation between two voltage domains

Working Principles

The SN74AVCH1T45YEPR is a level shifter that allows bidirectional voltage level translation between two different voltage domains. It automatically senses the direction of data flow and adjusts the voltage levels accordingly. The device uses a combination of MOSFETs and control logic to achieve this functionality.

Detailed Application Field Plans

The SN74AVCH1T45YEPR is widely used in various applications, including:

1. Mobile devices: Enables communication between low-voltage components and higher-voltage peripherals.
2. Industrial automation: Facilitates data exchange between different voltage level sensors and controllers.
3. Automotive electronics: Allows integration of components operating at different voltage levels in automotive systems.
4. Consumer electronics: Supports bidirectional data transfer between devices with varying voltage requirements.

Detailed and Complete Alternative Models

1. TXS0108E: 8-bit bi-directional voltage-level translator with automatic direction sensing.
2. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator.
3. SN74LVC1T45: Single-bit dual-supply bus transceiver with configurable voltage translation.

These alternative models offer similar functionality and can be considered as alternatives to the SN74AVCH1T45YEPR.

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