The 74hc165n Datasheet is your essential guide to understanding and effectively utilizing the 74hc165n integrated circuit, a parallel-load 8-bit shift register. This document provides comprehensive information on its functionality, electrical characteristics, pin configurations, and application examples. Having a solid understanding of the datasheet will help you get the most out of this versatile component.
Decoding the 74hc165n Datasheet Power
The 74hc165n Datasheet isn’t just a dry technical document; it’s the key to unlocking the full potential of this handy chip. It’s used extensively in digital logic circuits to convert parallel data into a serial stream. Think of it like this: you have eight individual bits of information sitting side-by-side, and the 74hc165n neatly packages them up into a single line for transmission or processing. Understanding the datasheet ensures you can correctly wire, power, and control this IC for your specific needs.
One of the main uses for the 74hc165n is in expanding the number of inputs your microcontroller can handle. Imagine you need to read data from a keypad with more buttons than your microcontroller has input pins. By using one or more 74hc165n chips, you can serially read the state of all the keypad buttons using only a few microcontroller pins. This saves valuable I/O pins and simplifies your circuit design. Here are some key characteristics often detailed in the datasheet:
- Supply Voltage Range
- Operating Temperature
- Input/Output Logic Levels
The datasheet also specifies important timing characteristics. This is crucial for ensuring reliable data transfer. For example, the datasheet will specify the minimum pulse width required for the clock and load signals, as well as the setup and hold times for the data inputs. Ignoring these timing requirements can lead to unreliable data reads. Consider this scenario where you need to understand the shift clock frequency limitation.
| Parameter | Value | Unit |
|---|---|---|
| Maximum Clock Frequency | 25 | MHz |
Ready to dive deeper into the 74hc165n? Use the linked datasheet below to further your understanding of the chip and start building awesome projects!