Product Overview: CD74HC190NSR from Texas Instruments

The CD74HC190NSR is a high-performance, CMOS logic-based Presettable Synchronous 4-Bit Binary Up/Down Counter manufactured by Texas Instruments, a leader in semiconductor solutions. This integrated circuit is designed to operate with exceptional speed and reliability, catering to a broad range of electronic applications, especially where counting operations are essential.

Key Features

• Binary Counting: The CD74HC190NSR is capable of counting in binary, both up and down, making it versatile for various digital applications.
• Presettable: It comes with the functionality to preset the count to any desired value using the parallel inputs, providing flexibility in operation.
• Synchronous Counting: The counter's synchronous design ensures that the outputs change coincident with each other on each clock pulse. This feature is crucial for maintaining count integrity.
• High-Speed Operation: As part of the HC family, this device supports high-speed operation, which is a significant advantage in fast-paced digital systems.
• Wide Operating Voltage: It operates over a wide voltage range from 2V to 6V, accommodating various power supply levels and making it suitable for battery-operated applications.
• Low Power Consumption: The CMOS technology used in the CD74HC190NSR ensures low power consumption, which is beneficial for extending battery life in portable devices.
• Robust Output Drive: The outputs can drive up to 10 LSTTL loads, ensuring compatibility with various types of digital logic families.

Applications

The CD74HC190NSR is widely used in digital systems that require counting functionality, such as:

• Frequency counters
• Timers and clocks
• Programmable dividers
• State machines
• Scoreboards and event counters

Package and Quality

This device is available in an SOP (Small Outline Package) with a “NS” suffix, indicating a narrow body size. The package is surface-mountable, making it suitable for automated assembly processes and compact PCB designs. Texas Instruments ensures that each CD74HC190NSR meets rigorous quality standards, providing reliable performance for critical and demanding applications.

With its robust feature set and Texas Instruments' commitment to quality, the CD74HC190NSR is an excellent choice for designers looking for a dependable and efficient binary up/down counter.