SN74CBT16861DLR

The SN74CBT16861DLR is a high-speed, low-power, 16-bit bus switch designed by Texas Instruments. It is part of the CBT (Bus Transceiver) family, which is known for its ability to facilitate the connection and disconnection of data lines in digital circuits. Here’s a detailed description of its features and specifications:

General Features:

• Bus Switch Functionality: The SN74CBT16861DLR allows for the connection of multiple data lines, enabling the transfer of signals between different parts of a circuit while maintaining low on-resistance.
• 16-Bit Configuration: This device features 16 channels, allowing it to handle 16 bits of data simultaneously, making it suitable for wide data buses.
• Low On-Resistance: The device exhibits low on-resistance (typically around 5 ohms), which minimizes signal degradation and power loss during operation.
• High-Speed Operation: It supports high-speed data transmission, making it ideal for applications requiring fast switching and minimal delay.
• Single Supply Voltage: The SN74CBT16861DLR operates from a single supply voltage, typically ranging from 2.3V to 5.5V, which simplifies power supply requirements in designs.

Electrical Characteristics:

• Input/Output Voltage Levels: The device is compatible with standard logic levels, making it suitable for interfacing with various digital logic families.
• Low Power Consumption: The bus switch is designed to consume minimal power, which is crucial for battery-operated devices and energy-efficient applications.
• High Noise Immunity: The device features high noise margins, ensuring reliable operation in noisy environments.

Package and Pin Configuration:

• Package Type: The SN74CBT16861DLR is available in a TSSOP (Thin Shrink Small Outline Package) form factor, which is compact and suitable for space-constrained applications.
• Pin Count: It typically has 20 pins, with specific pins designated for input/output and control functions.

Applications:

• Data Bus Switching: Ideal for applications that require switching between multiple data sources or destinations, such as in communication systems and data acquisition.
• Signal Isolation: Can be used to isolate different parts of a circuit to prevent interference and ensure signal integrity.
• Consumer Electronics: Commonly found in devices like smartphones, tablets, and other portable electronics where space and power efficiency are critical.

Additional Features:

• Active Low Control: The device features an active-low control input, allowing for easy integration into digital systems.
• ESD Protection: It includes built-in electrostatic discharge (ESD) protection, enhancing reliability in various operating conditions.

In summary, the SN74CBT16861DLR from Texas Instruments is a versatile and efficient 16-bit bus switch that provides high-speed data transfer, low power consumption, and robust performance, making it suitable for a wide range of electronic applications.