The T74LS161B1 is a high-performance integrated circuit manufactured by STMicroelectronics, a global semiconductor leader known for its innovative and reliable products. This particular chip is part of the 74LS series, which is a family of low-power Schottky devices renowned for their speed and energy efficiency.

Key Features

• 4-Bit Binary Counter: The T74LS161B1 is a 4-bit synchronous binary counter, capable of counting in binary sequence from 0 to 15. This feature makes it ideal for a wide range of counting applications within digital systems.
• Synchronous Operation: The counter advances on the rising edge of the clock signal, which ensures precise timing and synchronization with other parts of the digital system.
• Asynchronous Reset: An asynchronous reset input is provided, which when taken high, will clear the counter to its zero state regardless of the clock input or any other control inputs.
• Two Count Enable Inputs: These inputs allow the counter to be incremented or held constant depending on the mode of operation. They provide additional control and flexibility for complex digital circuit designs.
• Output Capability: The T74LS161B1 features standard TTL outputs which can drive up to 10 LS-TTL loads, ensuring compatibility with a wide range of digital components.
• Low Power Consumption: True to the 74LS series, this device has a low power consumption, making it suitable for battery-operated and power-sensitive applications.

Applications

The T74LS161B1 is versatile and can be used in various applications such as:

• Frequency division
• Time delay generation
• Counter design for digital clocks and timers
• Sequential state machines
• General-purpose counting

Quality and Reliability

STMicroelectronics ensures that the T74LS161B1, like all of its products, meets the highest quality and reliability standards. Customers can trust in the robustness and longevity of this counter for their critical designs. The T74LS161B1 is available in standard packaging options and is supported by STMicroelectronics' comprehensive technical documentation.