SN74LVTH16500DL

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: High-speed, low-voltage, 16-bit bidirectional transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transfers data between two different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: LVTH
• Number of Bits: 16
• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Levels: 5V Tolerant
• Output Voltage Levels: 3.3V
• Maximum Operating Frequency: 200MHz
• Propagation Delay: 2.8ns (Max)
• Output Drive Strength: ±12mA
• ESD Protection: Human Body Model > 2000V

Detailed Pin Configuration

The SN74LVTH16500DL has a total of 56 pins, which are divided into four groups:

1. Group A (pins 1-14): Data Inputs/Outputs (D0-D15)
2. Group B (pins 15-28): Enable Inputs (OE1, OE2)
3. Group C (pins 29-42): Voltage Supply (VCC, GND)
4. Group D (pins 43-56): Control Inputs (DIR, LE)

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

Functional Features

• Bidirectional Data Transfer: Allows data to be transmitted in both directions between two voltage domains.
• Voltage Level Shifting: Converts signals from one voltage level to another, ensuring compatibility between different systems.
• Output Enable Control: Enables or disables the outputs, providing flexibility in system design.
• Latch Enable Control: Latches the input data when LE is high, allowing synchronous data transfer.

Advantages and Disadvantages

Advantages: - High-speed operation - Wide supply voltage range - 5V tolerant inputs for compatibility with legacy systems - ESD protection for enhanced reliability - Compact TSSOP package for space-constrained applications

Disadvantages: - Limited to 16-bit data width - Requires external control signals for proper operation

Working Principles

The SN74LVTH16500DL operates by receiving data from one voltage domain and transmitting it to another. It utilizes level shifting techniques to ensure compatibility between different voltage levels. The bidirectional nature of the transceiver allows data to flow in both directions.

The control inputs (DIR and LE) determine the direction of data flow and enable/disable the outputs, respectively. When the latch enable (LE) input is high, the input data is latched and transferred synchronously. The output enable (OE1 and OE2) inputs control the tri-state outputs, enabling or disabling them as needed.

Detailed Application Field Plans

The SN74LVTH16500DL is commonly used in various applications, including:

1. Communication Systems: Facilitates data transfer between different voltage domains in communication interfaces such as UART, SPI, and I2C.
2. Industrial Automation: Enables signal conversion and level shifting in industrial control systems.
3. Automotive Electronics: Provides voltage level translation in automotive applications where different voltage domains are present.
4. Consumer Electronics: Used in devices that require data transfer between components operating at different voltage levels, such as smartphones, tablets, and gaming consoles.

Detailed and Complete Alternative Models

1. SN74LVC16500A: Similar functionality but operates at a lower voltage range (1.65V to 3.6V).
2. SN74AVC16500: Supports higher operating frequencies (up to 400MHz) and has a wider supply voltage range (1.2V to 3.6V).
3. SN74LVTH16501: Offers the same features as SN74LVTH16500DL but with inverted output data.

These alternative models provide similar functionality with slight variations in operating characteristics, allowing designers to choose the most suitable option for their specific requirements.

Note: The above information is based on the datasheet provided by the manufacturer. Please refer to the datasheet for the most accurate and up-to-date information.