Understanding SN74HC164DR Shift Register and Common Data Errors

The SN74HC164DR is a popular 8-bit serial-in, parallel-out shift register used in a variety of digital applications, including LED displays, memory expansion, and signal processing. It’s an integral part of any system requiring efficient serial-to-parallel data conversion. However, like many digital components, it is susceptible to data errors under certain conditions. Understanding the nature of these errors and knowing how to troubleshoot them can save time and effort in both design and debugging stages.