SN74LVCH16T245DL

The SN74LVCH16T245DL is a high-speed, low-voltage, dual-directional level shifter and buffer/driver from Texas Instruments. It is designed to facilitate communication between devices operating at different voltage levels, making it particularly useful in mixed-voltage systems. Here’s a detailed description of its features and specifications:

General Features:

• Type: Dual 8-bit transceiver
• Functionality: It can operate as a level shifter, allowing signals to be transmitted between devices that operate at different voltage levels (e.g., 3.3V and 5V).
• Directionality: The device supports bidirectional data transfer, meaning it can send and receive signals in both directions.

Electrical Characteristics:

• Supply Voltage Range: The device operates with a supply voltage range of 1.2V to 5.5V, making it versatile for various applications.
• Input Voltage Levels: It can accept input voltages from 0V to the supply voltage, ensuring compatibility with a wide range of logic levels.
• Output Drive Capability: The outputs can drive up to 24 mA, providing sufficient current for driving loads in typical applications.

Performance:

• Propagation Delay: The typical propagation delay is around 3.5 ns, allowing for high-speed data transmission.
• Power Consumption: The device is designed for low power consumption, making it suitable for battery-operated devices and energy-efficient applications.

Package Information:

• Package Type: The SN74LVCH16T245DL is available in a TSSOP (Thin Shrink Small Outline Package) with 20 pins, which is compact and suitable for space-constrained designs.
• Thermal Characteristics: The package is designed to dissipate heat effectively, ensuring reliable operation even under high load conditions.

Logic Levels:

• Logic Compatibility: The device is compatible with both TTL (Transistor-Transistor Logic) and CMOS (Complementary Metal-Oxide-Semiconductor) logic families, making it a flexible choice for various digital circuits.

Applications:

• Level Shifting: Ideal for interfacing between different voltage domains in microcontroller and FPGA designs.
• Data Communication: Suitable for applications requiring reliable data transfer between devices with different operating voltages.
• Bus Systems: Can be used in I2C, SPI, and other bus systems where level shifting is necessary.

Additional Features:

• Enable Control: The device includes an enable pin that allows for easy control of the transceiver operation, enabling or disabling the data flow as needed.
• Input/Output Configuration: The device features a simple configuration for setting the direction of data flow, making it user-friendly for designers.

In summary, the SN74LVCH16T245DL from Texas Instruments is a versatile and efficient dual-directional level shifter and buffer/driver, ideal for applications requiring reliable communication between devices operating at different voltage levels. Its combination of high-speed performance, low power consumption, and compatibility with various logic families makes it a valuable component in modern electronic designs.