SN74HC190N: 4-Bit Synchronous Up/Down Counters

The SN74HC190N is a versatile integrated circuit designed and manufactured by Texas Instruments, a leader in semiconductor technology. This device is a 4-bit synchronous up/down counter that features a binary counter architecture, making it ideal for a wide range of counting applications within electronic systems.

Key Features

• Synchronous Counting: The SN74HC190N performs counting operations synchronously with the clock input, ensuring precise timing and control over the counting sequence.
• Up/Down Counting Capability: This counter can count both upwards and downwards, providing flexibility for various applications that require reversible counting.
• Binary Counter Design: Its 4-bit binary design allows for counting in a binary sequence, making it suitable for digital systems that operate on binary logic.
• Multiple Mode Operations: The device supports multiple modes of operation including presettable, ripple-carry binary, and synchronous reset, allowing for a wide range of functionalities.
• Wide Operating Voltage Range: It operates over a wide voltage range from 2V to 6V, accommodating various power supply levels.
• Output Drive Capability: The SN74HC190N can drive up to 10 LSTTL loads, providing the ability to interface with various logic families.

Applications

The SN74HC190N is commonly used in digital systems where counting functionality is required. Applications include:

• Frequency counters
• Timers and clocks
• Programmable dividers
• Sequence generators
• Number storage and display systems

Quality and Reliability

As with all Texas Instruments products, the SN74HC190N is designed to meet high standards of quality and reliability. It is fabricated using the company's advanced silicon-gate CMOS technology, which provides for its low power consumption and high noise immunity characteristic of CMOS integrated circuits. The device is available in a standard 16-pin plastic DIP package, ensuring easy integration into a wide variety of circuit boards and systems.