The 74HCT194D is a high-speed Si-gate CMOS device and is pin compatible with low power Schottky TTL (LSTTL). It is fabricated with silicon gate C2MOS technology and designed by NXP Semiconductors, a trusted name in the industry for innovative and reliable products.

Key Features

• Logic Type: 4-bit bidirectional universal shift register
• Operating Voltage: 4.5 V to 5.5 V
• Output Current: -8 mA / +8 mA
• Logic Family: HCT
• Package Type: SO16

Functional Description

The 74HCT194D is designed to provide bidirectional universal shift-register functionality. It has a wide operating voltage range which makes it suitable for interfacing with TTL levels. The device features four modes of operation:

1. Synchronous parallel load
2. Shift left (SL)
3. Shift right (SR)
4. Inhibit clock (do nothing)

These features allow for versatile applications in serial-to-parallel and parallel-to-serial data conversions, and it is commonly used in computing and digital systems where such data manipulation is required.

Application

The 74HCT194D is ideal for use in:

• Serial-to-parallel data conversion
• Parallel-to-serial data conversion
• Sequence generation
• Instrumentation and control systems

Quality and Reliability

NXP's commitment to quality ensures that the 74HCT194D meets the stringent requirements of the most demanding applications. The device is also supported by NXP's application and design-in expertise, providing engineers with additional support for their design projects.

Environmental and Compliance

The 74HCT194D is compliant with RoHS and Green Product requirements, reflecting NXP's dedication to environmental responsibility. It is manufactured to be free from lead, bromides, and halogens, making it a suitable choice for eco-friendly electronic designs.