SN74LVTH2952DWRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, voltage-level translation
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Translates logic levels between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Logic Voltage Levels: 1.8V, 2.5V, 3.3V, and 5V
• Number of Channels: 8
• Input/Output Type: Non-Inverting
• Propagation Delay: 2.6ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVTH2952DWRG4 has a total of 20 pins, which are assigned as follows:

• Pin 1: OE (Output Enable) for Channel 1
• Pin 2: A1 (Input) for Channel 1
• Pin 3: B1 (Input) for Channel 1
• Pin 4: Y1 (Output) for Channel 1
• Pin 5: GND (Ground)
• Pin 6: Y2 (Output) for Channel 2
• Pin 7: B2 (Input) for Channel 2
• Pin 8: A2 (Input) for Channel 2
• Pin 9: OE (Output Enable) for Channel 2
• Pin 10: VCC (Supply Voltage)
• Pin 11: OE (Output Enable) for Channel 3
• Pin 12: A3 (Input) for Channel 3
• Pin 13: B3 (Input) for Channel 3
• Pin 14: Y3 (Output) for Channel 3
• Pin 15: GND (Ground)
• Pin 16: Y4 (Output) for Channel 4
• Pin 17: B4 (Input) for Channel 4
• Pin 18: A4 (Input) for Channel 4
• Pin 19: OE (Output Enable) for Channel 4
• Pin 20: VCC (Supply Voltage)

Functional Features

• Provides bidirectional voltage-level translation between different logic families
• Supports voltage translation from 1.8V, 2.5V, 3.3V, and 5V logic levels
• Enables communication between devices operating at different voltage domains
• Non-inverting outputs preserve signal integrity
• High-speed operation with low propagation delay

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - Non-inverting outputs simplify interfacing between different logic families - High-speed operation enables efficient data transfer - Low-power consumption for energy-efficient applications

Disadvantages: - Limited to 8 channels, may not be suitable for applications requiring more channels - Requires careful consideration of input/output voltage levels to prevent signal distortion

Working Principles

The SN74LVTH2952DWRG4 is a logic level translator that facilitates communication between devices operating at different voltage domains. It uses a combination of MOSFETs and CMOS technology to achieve bidirectional voltage translation.

When the OE (Output Enable) pin is high, the device is enabled, and the inputs on one side are translated to the corresponding voltage levels on the other side. The non-inverting nature of the outputs ensures that the translated signals maintain their integrity.

The device operates within a specified supply voltage range and provides reliable voltage-level translation with minimal propagation delay.

Detailed Application Field Plans

The SN74LVTH2952DWRG4 is commonly used in various applications, including:

1. Microcontroller interfacing: It enables communication between microcontrollers operating at different voltage levels, allowing seamless integration of peripherals.
2. Sensor networks: The logic level translator facilitates data exchange between sensors and microcontrollers with varying voltage requirements.
3. Industrial automation: It can be employed in industrial control systems to interface between different logic families used in sensors, actuators, and controllers.
4. Communication interfaces: The device enables voltage-level translation in serial communication protocols such as UART, SPI, and I2C, ensuring compatibility between devices with different voltage domains.

Detailed and Complete Alternative Models

1. TXB0108PWR: 8-Bit Bidirectional Voltage-Level Translator
2. PCA9306DCTR: Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator
3. SN74LVC1T45DBVR: Single-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation

These alternative models offer similar functionality and can be considered based on specific