SN74LVT16245ADL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: Low Voltage, 16-bit Bidirectional Transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transfers data between two bidirectional buses with different voltage levels
• Packaging/Quantity: Available in reels of 2500 pieces

Specifications

• Logic Family: LVT (Low Voltage TTL)
• Number of Bits: 16
• Input Voltage Range: 1.65V to 3.6V
• Output Voltage Range: 1.65V to 3.6V
• Maximum Operating Frequency: 100MHz
• Propagation Delay Time: 2.8ns (Max)
• Supply Current: 10μA (Typical)

Detailed Pin Configuration

The SN74LVT16245ADL has a total of 48 pins, which are divided into four groups:

• Group A (pins 1-12): Data bus A (input/output) and control signals
• Group B (pins 13-24): Data bus B (input/output) and control signals
• Group C (pins 25-36): Power supply and ground pins
• Group D (pins 37-48): Enable and output enable control pins

For the detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

• Bidirectional Data Transfer: Allows data transmission in both directions between two buses with different voltage levels.
• Voltage Translation: Converts logic levels from one voltage domain to another, ensuring compatibility between different systems.
• Output Enable Control: Enables or disables the outputs, providing flexibility in controlling the data flow.
• ESD Protection: Incorporates Electrostatic Discharge (ESD) protection, safeguarding the IC from damage during handling and operation.

Advantages and Disadvantages

Advantages: - Wide voltage range support - High-speed data transfer - Low power consumption - ESD protection for enhanced reliability - Compact TSSOP package for space-constrained applications

Disadvantages: - Limited to 16-bit data bus width - Requires careful consideration of voltage level compatibility between buses

Working Principles

The SN74LVT16245ADL acts as a bidirectional level shifter and bus transceiver. It uses a combination of input/output buffers, voltage level shifters, and control logic to facilitate data transfer between two buses operating at different voltage levels. The IC ensures that the logic levels on one bus are correctly translated to the appropriate levels on the other bus, allowing seamless communication between systems with varying voltage requirements.

Detailed Application Field Plans

The SN74LVT16245ADL finds applications in various fields where data transfer between buses with different voltage levels is required. Some common application areas include:

1. Embedded Systems: Facilitating communication between microcontrollers operating at different voltage levels.
2. Industrial Automation: Enabling data exchange between PLCs (Programmable Logic Controllers) and sensors/actuators with varying voltage requirements.
3. Communication Systems: Level shifting between different communication protocols, such as UART, SPI, or I2C, used in IoT devices.
4. Automotive Electronics: Interfacing between different subsystems within a vehicle, such as infotainment systems, engine control units, and sensors.

Detailed and Complete Alternative Models

1. TXB0108: 8-bit Bidirectional Voltage-Level Translator with Automatic Direction Sensing
2. PCA9306: Dual Bidirectional I2C-Bus and SMBus Voltage-Level Translator
3. SN74AVC4T245: 4-bit Dual-Supply Bus Transceiver with Configurable Voltage Translation

These alternative models offer similar functionality and can be considered as alternatives to the SN74LVT16245ADL based on specific application requirements.

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