VN920B5HTR-E

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Level Translator

Characteristics: - Bidirectional voltage level translation - Wide operating voltage range - Low power consumption - Small package size - High noise immunity

Package: SOT23-5

Essence: The VN920B5HTR-E is a voltage level translator IC that allows bidirectional translation between two different voltage levels. It is commonly used in electronic circuits where different components operate at different voltage levels.

Packaging/Quantity: The VN920B5HTR-E is available in a SOT23-5 package, which contains one IC per package.

Specifications

• Operating Voltage Range: 1.2V to 5.5V
• Maximum Input Voltage: 5.5V
• Maximum Output Voltage: 5.5V
• Maximum Continuous Current: 50mA
• Propagation Delay: 10ns (typical)
• Rise/Fall Time: 6ns (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The VN920B5HTR-E has a total of 5 pins arranged as follows:

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Pin 1: VCCA - Voltage supply for side A

Pin 2: B1 - Bi-directional data line 1

Pin 3: GND - Ground

Pin 4: B2 - Bi-directional data line 2

Pin 5: VCCB - Voltage supply for side B

Functional Features

• Bidirectional voltage level translation between two voltage domains
• Automatic direction sensing eliminates the need for direction control signals
• Supports voltage translation from lower to higher and higher to lower voltage levels
• Low power consumption makes it suitable for battery-powered applications
• High noise immunity ensures reliable data transmission in noisy environments

Advantages and Disadvantages

Advantages: - Simple to use, no external components required - Wide operating voltage range allows compatibility with various systems - Small package size saves board space - Fast propagation delay and rise/fall times enable high-speed data transmission

Disadvantages: - Limited maximum continuous current may restrict usage in high-power applications - Not suitable for voltage translation between very high voltage levels

Working Principles

The VN920B5HTR-E utilizes a combination of MOSFETs and level-shifting circuitry to achieve bidirectional voltage level translation. The automatic direction sensing feature detects the voltage levels on both sides and adjusts the translation accordingly. When the input voltage on one side is higher than the other, the IC translates the signal to the appropriate voltage level.

Application Field Plans

The VN920B5HTR-E can be used in various applications that require voltage level translation, such as: 1. Communication interfaces (e.g., UART, I2C, SPI) between devices operating at different voltage levels 2. Battery-powered devices where efficient power management is crucial 3. Sensor interfacing in automotive electronics 4. Industrial control systems with mixed voltage domains

Alternative Models

1. TXS0108E - 8-bit bidirectional voltage-level translator
2. PCA9306 - Dual bidirectional I2C-bus and SMBus voltage-level translator
3. SN74LVC4245A - Octal dual-supply translating transceiver

These alternative models provide similar functionality to the VN920B5HTR-E and can be considered as alternatives based on specific requirements and application needs.

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