SN74LVC8T245PWRG4

Overview

Product Category: Integrated Circuit (IC)

Use: The SN74LVC8T245PWRG4 is a bidirectional voltage level translator designed for use in various digital applications. It allows for seamless translation between different voltage levels, enabling communication between devices operating at different logic levels.

Characteristics: - Bidirectional voltage level translation - Supports voltage levels from 1.2V to 5.5V - High-speed operation with minimal propagation delay - Low power consumption - ESD protection for robustness

Package: TSSOP (Thin Shrink Small Outline Package)

Essence: The SN74LVC8T245PWRG4 serves as a bridge between devices operating at different voltage levels, ensuring compatibility and reliable data transfer.

Packaging/Quantity: The SN74LVC8T245PWRG4 is typically available in reels of 2500 units.

Specifications

Supply Voltage Range: 1.2V to 5.5V
Input Voltage Levels:
- High-Level Input Voltage (VIH): 0.7 x VCC to VCC + 0.3V
- Low-Level Input Voltage (VIL): -0.3V to 0.3 x VCC
Output Voltage Levels:
- High-Level Output Voltage (VOH): 0.9 x VCC to VCC
- Low-Level Output Voltage (VOL): 0V to 0.1 x VCC
Operating Temperature Range: -40°C to 85°C
Propagation Delay: 4.3ns (typical)
Maximum Data Rate: 100Mbps

Pin Configuration

The SN74LVC8T245PWRG4 features a total of 20 pins, which are assigned specific functions as follows:

OE (Output Enable) - Output control pin
A1 - Data input/output pin
B1 - Data input/output pin
A2 - Data input/output pin
B2 - Data input/output pin
A3 - Data input/output pin
B3 - Data input/output pin
A4 - Data input/output pin
B4 - Data input/output pin
GND (Ground) - Ground reference
B5 - Data input/output pin
A5 - Data input/output pin
B6 - Data input/output pin
A6 - Data input/output pin
B7 - Data input/output pin
A7 - Data input/output pin
VCC - Power supply voltage
DIR (Direction Control) - Direction control pin
B8 - Data input/output pin
A8 - Data input/output pin

Functional Features

The SN74LVC8T245PWRG4 offers the following functional features:

Bidirectional voltage level translation: Allows for seamless translation between different voltage levels, enabling communication between devices operating at different logic levels.
Automatic direction control: The DIR pin determines the direction of data flow, simplifying the interface design.
High-speed operation: With a propagation delay of only 4.3ns, the SN74LVC8T245PWRG4 ensures fast and efficient data transfer.
ESD protection: Built-in electrostatic discharge (ESD) protection safeguards the IC from damage caused by static electricity.

Advantages and Disadvantages

Advantages: - Wide voltage range support - High-speed operation - Low power consumption - ESD protection for enhanced reliability - Simplified interface design with automatic direction control

Disadvantages: - Limited to 8-bit bidirectional voltage level translation - Not suitable for applications requiring higher data rates

Working Principles

The SN74LVC8T245PWRG4 operates by utilizing a combination of MOSFETs and level-shifting circuitry. When the DIR pin is set to a specific logic level, the IC determines the direction of data flow. It translates the input signals from one voltage level to another, ensuring compatibility between devices operating at different logic levels.

Detailed Application Field Plans

The SN74LVC8T245PWRG4 finds application in various digital systems where voltage level translation is required. Some common application fields include:

Microcontroller interfacing: The IC enables communication between microcontrollers operating at different voltage levels, facilitating seamless integration into larger systems.
Sensor networks: It allows for connectivity between sensors and microcontrollers with varying voltage requirements, enabling efficient data acquisition and processing.
Industrial automation: The SN74LVC8T245PWRG4 ensures compatibility between different components within industrial automation systems, enhancing overall

Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням SN74LVC8T245PWRG4 у технічних рішеннях

Sure! Here are 10 common questions and answers related to the application of SN74LVC8T245PWRG4 in technical solutions:

Q: What is SN74LVC8T245PWRG4? A: SN74LVC8T245PWRG4 is a voltage level translator and bus transceiver IC (integrated circuit) manufactured by Texas Instruments.
Q: What is the purpose of SN74LVC8T245PWRG4? A: SN74LVC8T245PWRG4 is used to translate logic levels between different voltage domains, allowing communication between devices operating at different voltage levels.
Q: What voltage levels can SN74LVC8T245PWRG4 support? A: SN74LVC8T245PWRG4 supports voltage translation between 1.65V and 5.5V.
Q: How many channels does SN74LVC8T245PWRG4 have? A: SN74LVC8T245PWRG4 has 8 bidirectional channels, allowing for simultaneous translation of 8 signals.
Q: Can SN74LVC8T245PWRG4 be used for both uni-directional and bi-directional communication? A: Yes, SN74LVC8T245PWRG4 can be used for both uni-directional and bi-directional communication.
Q: What is the maximum data rate supported by SN74LVC8T245PWRG4? A: SN74LVC8T245PWRG4 supports data rates up to 100 Mbps.
Q: Does SN74LVC8T245PWRG4 require external pull-up or pull-down resistors? A: No, SN74LVC8T245PWRG4 has built-in pull-up and pull-down resistors for bus hold functionality.
Q: Can SN74LVC8T245PWRG4 be used in both digital and analog applications? A: No, SN74LVC8T245PWRG4 is designed for digital applications only.
Q: What is the operating temperature range of SN74LVC8T245PWRG4? A: SN74LVC8T245PWRG4 can operate within a temperature range of -40°C to 85°C.
Q: Is SN74LVC8T245PWRG4 available in different package options? A: Yes, SN74LVC8T245PWRG4 is available in various package options, including TSSOP (Thin Shrink Small Outline Package) and VQFN (Very Thin Quad Flat No-Lead) packages.

Please note that these answers are general and may vary depending on specific datasheet specifications and application requirements.