Product Overview: 74HC574D from NXP Semiconductors

The 74HC574D is a high-speed Si-gate CMOS device from NXP Semiconductors that belongs to the 74HC family. This product is particularly known for its robust performance in a wide range of digital applications. The 74HC574D is an octal D-type flip-flop with 3-state outputs, making it suitable for bus-oriented applications.

Key Features

• Octal D-type Flip-Flop: The device contains eight flip-flops with single D-type inputs and 3-state outputs for bus-oriented applications.
• Positive-Edge Trigger: Each flip-flop is triggered by a positive-edge signal on the clock (CP) input, ensuring synchronized operation.
• 3-State Outputs: The outputs can be put in a high-impedance state, which is crucial for sharing bus lines and system interconnectivity.
• Wide Operating Voltage: The 74HC574D operates over a wide voltage range from 2.0 to 6.0 V, accommodating various logic levels and providing interface compatibility with lower voltage systems.
• Low Power Consumption: CMOS technology ensures low power dissipation, which is beneficial for power-sensitive applications.
• High Noise Immunity: The inherent characteristics of CMOS technology provide a high degree of noise immunity, ensuring reliable operation in electrically noisy environments.
• Output Drive Capability: The device can drive up to 15 LSTTL loads, providing ample current for most applications.
• ESD Protection: It includes protection against electrostatic discharge, enhancing the durability of the device in handling and operation.

Applications

The 74HC574D is versatile and can be used in various applications such as:

• Buffer/storage registers
• Shift registers
• Data storage
• Communication systems
• Control systems

Package Information

The 74HC574D is offered in a SO20 package, which is a small-outline package with 20 leads. The package is designed for surface-mounted technology (SMT), providing a compact footprint for densely populated PCBs.

In summary, the 74HC574D from NXP Semiconductors is a reliable and efficient solution for digital systems requiring octal D-type flip-flops with 3-state outputs. Its wide operating voltage range, low power consumption, and robust noise immunity make it an excellent choice for a broad spectrum of applications.