SN74LVTH125PWG4

Product Overview

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

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.8ns (typical)
• Maximum Quiescent Current: 10μA

Detailed Pin Configuration

The SN74LVTH125PWG4 has a total of 14 pins, which are assigned as follows:

1. OE (Output Enable) - Active Low Output Enable
2. A1 - Input A1
3. Y1 - Output Y1
4. GND - Ground
5. Y2 - Output Y2
6. A2 - Input A2
7. VCC - Power Supply
8. B1 - Input B1
9. Y3 - Output Y3
10. B2 - Input B2
11. Y4 - Output Y4
12. OE (Output Enable) - Active Low Output Enable
13. GND - Ground
14. VCC - Power Supply

Functional Features

• Logic level translation between different voltage domains
• Bidirectional voltage-level shifting
• Supports both 3.3V and 5V systems
• High-speed operation with minimal propagation delay
• Low power consumption
• ESD protection on all inputs and outputs

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - Low power consumption helps in reducing overall system energy usage - ESD protection ensures reliability in harsh environments

Disadvantages: - Limited number of translation channels (4 in this case) - Not suitable for applications requiring higher voltage translation levels

Working Principles

The SN74LVTH125PWG4 is a logic level translator that facilitates communication between different voltage domains. It operates by receiving input signals from one voltage domain and translating them to the corresponding voltage level in another domain. The device uses a combination of MOSFETs and CMOS technology to achieve bidirectional voltage-level shifting.

Detailed Application Field Plans

The SN74LVTH125PWG4 finds application in various fields, including:

1. Microcontroller interfacing: It enables communication between microcontrollers operating at different voltage levels.
2. Sensor networks: It facilitates data exchange between sensors and microcontrollers with varying voltage requirements.
3. Industrial automation: It can be used in PLCs (Programmable Logic Controllers) to interface with different modules operating at different voltage levels.
4. Communication systems: It aids in voltage-level translation between different communication protocols, such as UART, SPI, and I2C.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit dual-supply bus transceiver with voltage-level translation capability.
2. TXB0108PWR: 8-bit bidirectional voltage-level translator with automatic direction sensing.
3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage-level translator.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVTH125PWG4 based on specific application requirements.

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