NXP 74HC173 Quad D-type Flip-Flop
The NXP 74HC173 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, which ensures low power consumption and high noise immunity. This integrated circuit is part of the 74HC/HCT family, which are known for their robust performance and widespread use in digital logic circuits.
The 74HC173 is a quad D-type flip-flop featuring four individual D-type flip-flops with common clock and clear inputs, making it a versatile component for a wide range of data storage and data manipulation applications. Each flip-flop has a separate D input and Q output. The device is designed to store four bits of data; each bit is clocked in with a common clock input, and can be reset by a common clear input.
Key features of the NXP 74HC173 include:
- High-Speed Performance: The device operates at a high speed, with typical clock frequency in the order of tens of MHz, which makes it suitable for high-performance systems.
- Low Power Consumption: The CMOS technology used in the 74HC173 ensures low power dissipation, making it ideal for battery-operated and power-sensitive applications.
- Wide Operating Voltage Range: The 74HC173 can operate over a wide voltage range from 2V to 6V, providing flexibility in various applications and compatibility with other logic families when used within the appropriate voltage range.
- Output Capability: The device can drive 15 LSTTL loads, which is indicative of its robust output drive capability and its ability to interface with older logic families.
- Multiple Package Options: The 74HC173 is available in various packages, including DIP, SO, and SSOP, providing designers with options to suit different board layouts and space constraints.
This flip-flop is commonly used in applications such as data storage, data transfer, shift registers, counters, and other logic functions that require the capture and retention of data states. Its reliability and versatility make the NXP 74HC173 an essential component in digital electronics design.