SN74AVC1T45YZTR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Voltage Translator
• Characteristics: Bi-directional, Single-bit, 3-state Output
• Package: SOT-23-6
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCCA or VCCB
• Maximum Data Rate: 100 Mbps
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AVC1T45YZTR has a total of 6 pins: 1. VCCA: Power supply for the A-side logic level translation 2. A1: Input/output pin for the A-side logic level 3. GND: Ground reference 4. B1: Input/output pin for the B-side logic level 5. VCCB: Power supply for the B-side logic level translation 6. OE: Output enable pin for enabling/disabling the output

Functional Features

• Bi-directional level shifting: Allows bidirectional data transfer between two voltage domains
• Voltage translation: Translates logic levels from one voltage domain to another
• 3-state output: Provides high impedance state when disabled, allowing multiple devices to share a bus

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - Small package size enables space-saving designs - High data rate capability supports fast communication protocols

Disadvantages: - Limited number of I/O pins restricts the number of signals that can be translated simultaneously - Not suitable for applications requiring level shifting between more than two voltage domains

Working Principles

The SN74AVC1T45YZTR operates by using a voltage divider network and MOSFETs to shift the logic levels. When the input signal on either side exceeds the threshold voltage, the corresponding MOSFET is turned on, allowing the signal to be translated to the other voltage domain.

Detailed Application Field Plans

The SN74AVC1T45YZTR is commonly used in various applications, including: 1. Communication systems: Level shifting between different voltage domains in serial communication interfaces such as UART, SPI, and I2C. 2. Battery-powered devices: Voltage translation between low-voltage microcontrollers and higher-voltage peripherals. 3. Industrial automation: Interface between different logic families or voltage levels in control systems.

Detailed and Complete Alternative Models

Some alternative models that can be considered for similar applications are: - TXS0101: 1-Bit Bidirectional Voltage-Level Translator with Automatic Direction Sensing - PCA9306: Dual Bi-Directional I2C Bus and SMBus Voltage-Level Translator - SN74LVC1T45: Single-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation

(Note: The above alternatives are provided for reference purposes and may have different specifications and pin configurations. It is recommended to refer to the respective datasheets for detailed information.)

This entry provides an overview of the SN74AVC1T45YZTR, a single-bit bi-directional level shifter and voltage translator. It includes basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.