QS3VH245QG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Level Translator
• Characteristics: High-speed, bidirectional voltage level translation
• Package: Quad Flat No-Lead (QFN)
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 1.2V to 3.6V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• Propagation Delay: 2.5ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The QS3VH245QG has a total of 20 pins, which are assigned as follows:

• Pins 1, 2, 3, 4: A-side data inputs/output enable
• Pins 5, 6, 7, 8: B-side data inputs/output enable
• Pins 9, 10: VCC and GND respectively
• Pins 11, 12, 13, 14: B-side data inputs/output enable
• Pins 15, 16, 17, 18: A-side data inputs/output enable
• Pins 19, 20: OE (output enable) and GND respectively

Functional Features

• Bidirectional voltage level translation between two independent voltage domains
• Supports high-speed data transmission
• Low power consumption
• Provides ESD protection for robust operation

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Wide supply voltage range enables compatibility with various systems - Bidirectional translation simplifies circuit design

Disadvantages: - Limited number of voltage levels supported - May not be suitable for applications requiring precise voltage level translation

Working Principles

The QS3VH245QG is a voltage level translator that allows bidirectional signal translation between two voltage domains. It utilizes a combination of MOSFETs and control logic to achieve efficient and reliable data transfer. The device operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels, ensuring compatibility between different voltage domains.

Detailed Application Field Plans

The QS3VH245QG finds application in various fields where voltage level translation is required. Some specific areas of use include:

1. Communication Systems: Enables signal translation between different voltage levels in communication protocols such as UART, SPI, and I2C.
2. Embedded Systems: Facilitates interfacing between microcontrollers operating at different voltage levels.
3. Consumer Electronics: Allows for voltage level translation in devices like smartphones, tablets, and gaming consoles.
4. Automotive Electronics: Used in automotive systems to translate signals between different voltage domains, ensuring proper communication between components.

Detailed and Complete Alternative Models

1. SN74LV1T34: Unidirectional voltage level translator with similar characteristics and package.
2. PCA9306: Bidirectional I2C-bus and SMBus voltage level translator with automatic direction sensing.
3. TXB0108: Eight-channel bidirectional voltage level translator with automatic direction sensing.

These alternative models offer similar functionality and can be considered based on specific requirements and system constraints.

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