ON Semiconductor MC74F161ADR2: 4-Bit Binary Counter

The MC74F161ADR2 is a high-performance, 4-bit synchronous binary counter designed and manufactured by ON Semiconductor. This integrated circuit is part of the advanced F-series and is crafted to provide reliable and efficient counting operations in a variety of digital applications. With its synchronous design, the MC74F161ADR2 ensures precise timing and control, making it a perfect fit for systems that require accurate time sequencing and event counting.

Key Features

• Synchronous Operation: Offers direct synchronous control of all the counter functions, ensuring precise timing and sequencing.
• Reset Function: Comes with a clear function that resets the counter to its zero state, allowing for quick initialization or reset of the counting sequence.
• Up-Count Capability: Designed to count in an upward sequence, adding versatility to its application in various counting tasks.
• Multiple Count Enable Inputs: Features two count enable inputs, which provide flexibility in controlling the counting operations.
• Output Carry Lookahead: Includes a carry lookahead circuitry that facilitates easy cascading of counters for extended count ranges without additional gating.
• High-Speed Performance: Capable of operating at high speeds, making it suitable for high-frequency counting applications.
• Low Power Consumption: Designed with power efficiency in mind, reducing the overall power requirement of the system.
• Standard TTL Voltage Levels: Compatible with TTL logic levels, ensuring easy integration with other TTL-compatible components in digital systems.

Applications

The MC74F161ADR2 is a versatile component that can be used in a wide range of applications including:

• Digital clocks and timers
• Frequency counters
• Computer systems for processor clock generation
• Programmable dividers
• Industrial control systems

Product Specifications

The MC74F161ADR2 is offered in a compact SOIC-16 package, providing a space-saving solution for PCB designs. It operates over a standard temperature range and is compatible with the typical 5V power supply used in TTL systems. With ON Semiconductor's commitment to quality, this counter is designed to meet the stringent requirements of the industry, ensuring reliability and performance in your digital applications.