SN74LVC16T245DL

Overview

Category: Integrated Circuit (IC)
Use: Level Shifting and Voltage Translation
Characteristics: High-speed, low-power, bidirectional voltage-level translator
Package: TSSOP (Thin Shrink Small Outline Package)
Essence: Translates signals between different voltage levels in electronic circuits
Packaging/Quantity: Available in reels of 2500 units

Specifications

Supply Voltage Range: 1.65V to 5.5V
Input Voltage Range: 0V to VCC
Output Voltage Range: 0V to VCC
Maximum Operating Frequency: 100 MHz
Number of Channels: 16
Logic Family: LVC (Low-Voltage CMOS)

Pin Configuration

The SN74LVC16T245DL has a total of 48 pins, which are organized as follows:

Pins 1 to 8: Channel A Data Inputs/Outputs
Pins 9 to 16: Channel B Data Inputs/Outputs
Pins 17 to 24: Channel A Enable Inputs
Pins 25 to 32: Channel B Enable Inputs
Pins 33 and 34: VCC (Supply Voltage)
Pins 35 and 36: GND (Ground)
Pins 37 to 44: Channel A Direction Control Inputs
Pins 45 to 48: Channel B Direction Control Inputs

Functional Features

Bidirectional Voltage Translation: Allows for seamless translation of logic levels between different voltage domains.
Automatic Direction Control: The direction of data flow is automatically determined based on the voltage levels of the control inputs.
High-Speed Operation: Capable of operating at frequencies up to 100 MHz, making it suitable for high-performance applications.
Low-Power Consumption: Designed to minimize power consumption, making it ideal for battery-powered devices.
ESD Protection: Provides built-in protection against electrostatic discharge, ensuring the reliability of the circuit.

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows for compatibility with various systems. - Bidirectional translation simplifies interfacing between different voltage domains. - High-speed operation enables efficient data transfer. - Low-power consumption prolongs battery life in portable devices. - ESD protection enhances circuit reliability.

Disadvantages: - Limited number of channels may restrict its use in complex systems requiring a higher channel count. - TSSOP package may be challenging to solder for inexperienced users.

Working Principles

The SN74LVC16T245DL is based on CMOS technology and utilizes a combination of MOSFET transistors to perform voltage level shifting. It operates by monitoring the voltage levels of the control inputs to determine the direction of data flow. When the control inputs indicate a specific direction, the IC translates the logic levels of the input signals to match the voltage domain of the output signals.

Detailed Application Field Plans

The SN74LVC16T245DL is commonly used in various applications that require voltage level translation, such as:

Microcontroller Interfacing: Enables communication between microcontrollers operating at different voltage levels.
Sensor Interfaces: Facilitates connection between sensors and microcontrollers with different voltage requirements.
Communication Systems: Allows for signal translation between different communication protocols or standards.
Battery-Powered Devices: Provides level shifting capabilities for low-power devices powered by batteries.
Industrial Automation: Used in industrial control systems to interface between different voltage domains.

Detailed and Complete Alternative Models

TXB0108: 8-bit bidirectional voltage-level translator with automatic direction control.
PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator.
SN74LVC8T245: 8-bit dual-supply bus transceiver with configurable voltage translation.
TXS0108EPWR: 8-bit bidirectional voltage-level translator with automatic direction sensing.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVC16T245DL based on specific application requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SN74LVC16T245DL in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of SN74LVC16T245DL in technical solutions:

Q: What is SN74LVC16T245DL? A: SN74LVC16T245DL is a bidirectional voltage level translator and voltage-level shifter integrated circuit (IC) manufactured by Texas Instruments.
Q: What is the purpose of SN74LVC16T245DL? A: SN74LVC16T245DL is used to translate logic levels between different voltage domains, allowing communication between devices operating at different voltage levels.
Q: What voltage levels can SN74LVC16T245DL support? A: SN74LVC16T245DL supports voltage translation between two voltage domains, typically ranging from 1.2V to 5.5V.
Q: How many channels does SN74LVC16T245DL have? A: SN74LVC16T245DL has 16 bidirectional channels, allowing for simultaneous translation of 16 signals.
Q: Can SN74LVC16T245DL handle high-speed data transmission? A: Yes, SN74LVC16T245DL is designed to support high-speed data transmission up to 100 MHz.
Q: Is SN74LVC16T245DL compatible with I2C and SPI interfaces? A: Yes, SN74LVC16T245DL is commonly used for voltage level translation in I2C and SPI interfaces.
Q: Does SN74LVC16T245DL require external pull-up or pull-down resistors? A: Yes, SN74LVC16T245DL requires external pull-up or pull-down resistors on its input and output pins, depending on the application.
Q: Can SN74LVC16T245DL be used in both uni-directional and bi-directional applications? A: Yes, SN74LVC16T245DL can be used for both uni-directional and bi-directional voltage level translation, depending on the configuration.
Q: What is the maximum data rate supported by SN74LVC16T245DL? A: SN74LVC16T245DL supports a maximum data rate of 100 Mbps (megabits per second).
Q: Are there any special considerations when designing with SN74LVC16T245DL? A: Yes, it is important to consider factors such as power supply decoupling, signal integrity, and proper termination techniques when designing with SN74LVC16T245DL to ensure reliable operation.

Please note that these answers are general and may vary based on specific design requirements and application scenarios.