SN74LVC16245ADLR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, low-voltage, bidirectional communication
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transfers data between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100MHz
• Number of Channels: 16
• Input/Output Type: Tri-State
• ESD Protection: >2000V

Detailed Pin Configuration

The SN74LVC16245ADLR has a total of 48 pins, divided into two sections:

Section A (Pins 1-24)

• Pins 1-8: Channel 1 Data Inputs/Outputs (A1-A8)
• Pins 9-16: Channel 2 Data Inputs/Outputs (B1-B8)
• Pins 17-24: Channel 3 Data Inputs/Outputs (C1-C8)

Section B (Pins 25-48)

• Pins 25-32: Channel 4 Data Inputs/Outputs (D1-D8)
• Pins 33-40: Channel 5 Data Inputs/Outputs (E1-E8)
• Pins 41-48: Control Pins (OE, DIR)

Functional Features

• Bidirectional level shifting between different voltage domains
• Allows communication between devices operating at different voltage levels
• Tri-state outputs for bus sharing and isolation
• Supports high-speed data transfer up to 100MHz
• ESD protection for enhanced reliability

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various systems
• High-speed operation enables efficient data transfer
• Tri-state outputs facilitate bus sharing and isolation
• ESD protection enhances reliability in harsh environments

Disadvantages

• Limited to 16 channels, may not be suitable for applications requiring more channels
• TSSOP package may require careful handling during assembly

Working Principles

The SN74LVC16245ADLR is a bidirectional level shifter and bus transceiver. It operates by receiving data from one voltage domain and translating it to another voltage domain. The device uses control pins to enable or disable the direction of data flow. When the OE (Output Enable) pin is low, the outputs are active, allowing data transmission. Conversely, when the OE pin is high, the outputs are in a high-impedance state, isolating the bus.

Detailed Application Field Plans

The SN74LVC16245ADLR is commonly used in various applications that require level shifting and bus communication between different voltage domains. Some specific application fields include:

1. Microcontroller Interfacing: Enables communication between microcontrollers operating at different voltage levels.
2. Sensor Networks: Facilitates data exchange between sensors operating at different voltage domains.
3. Industrial Automation: Allows interfacing between different industrial automation devices with varying voltage requirements.
4. Communication Systems: Supports level shifting in communication systems, such as UART, SPI, and I2C interfaces.
5. Automotive Electronics: Used in automotive applications where different subsystems operate at different voltage levels.

Detailed and Complete Alternative Models

1. TXB0108PWR: 8-bit Bidirectional Voltage-Level Translator with Automatic Direction Sensing.
2. PCA9306DCTR: Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator.
3. SN74LVC1T45DCKR: Single-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation.

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVC16245ADLR based on specific application requirements.

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