Overview of CD74HCT390MT Dual Decade Ripple Counter
The CD74HCT390MT is a high-speed silicon-gate CMOS dual decade ripple counter designed by the renowned manufacturer Texas Instruments. This integrated circuit is part of the 74HCT range, which is known for its high noise immunity and low power consumption, making it ideal for a variety of digital applications. The device is particularly well-suited for use in divide-by-n counting, where high-speed and reliable operation are essential.
Key Features
- Logic Type: The CD74HCT390MT is a dual decade ripple counter, which consists of two identical, independent decade counters.
- Operating Voltage: It operates at a voltage range of 4.5V to 5.5V, providing compatibility with standard TTL logic levels.
- High-Speed Performance: With a typical clock frequency of up to 45 MHz, this device ensures swift counting operations, suitable for high-speed systems.
- Output Current: The counter can source or sink up to 4 mA at the output, allowing for direct drive capability of LED displays.
- Low Power Consumption: The CD74HCT390MT offers the advantage of CMOS technology, which ensures low power dissipation.
- Package: It comes in a surface-mount package, specifically an SOIC-16 (Small Outline Integrated Circuit), which is ideal for space-constrained applications.
Applications
The versatility of the CD74HCT390MT allows it to be used in various digital systems. Common applications include:
- Frequency division
- Time delay generation
- Counter/Divider circuits
- Programmable binary counters
- Interface and control systems
Quality and Reliability
Texas Instruments is known for its commitment to quality, and the CD74HCT390MT is no exception. It is designed to meet or exceed the stringent requirements of the industrial and commercial sectors. With its robust design and reliable performance, this dual decade ripple counter is an excellent choice for designers looking for a dependable component for their digital systems.
Ordering Information
For those interested in purchasing the CD74HCT390MT, it is available through Texas Instruments' distribution network. The product comes in tape and reel packaging, facilitating easy integration into automated manufacturing processes. For detailed specifications and ordering options, please refer to the Texas Instruments website or contact their sales department.
