Lisa's Column

How Do QFN Packages Compare to Other Surface Mount ICs?

How Do QFN Packages Compare to Other Surface Mount ICs?

When comparing QFN (Quad Flat No-leads) packages to other surface mount ICs (integrated circuits), there are several key attributes and considerati...

Several Common Methods of MCU Program

Several Common Methods of MCU Program

Recently, | saw a friend ask a relatively basic question, probably asking: What are the common methods of programming MCU? Let's talk about the thr...

The difference between original IC integrated circuit, bulk new and refurbished goods! Teach you to identify counterfeit goods step by step!

The difference between original IC integrated circuit, bulk new and refurbished goods! Teach you to identify counterfeit goods step by step!

First of all, we need to know the definitions of original goods, bulk new goods and refurbished goods in the industry. Original goods: produced by ...

Alternative chip solution

Alternative chip solution

This year ST's MCU has reached an unbearable level, not to mention expensive, it is difficult to buy. We also had to find alternatives. The priorit...

In the absence of cores, how to prevent the flood of counterfeit chips

In the absence of cores, how to prevent the flood of counterfeit chips

According to foreign media reports, a large number of counterfeit chips have appeared in the Japanese market, so that the chip identification busin...

Chip Manufacturing Process Steps

Chip Manufacturing Process Steps

Chip manufacturing process steps: A chip generally refers to the carrier of an integrated circuit .The chip manufacturing process steps are relativ...

Teach you how to identify the true and false chips

Teach you how to identify the true and false chips

Some time ago, someone told us that debugging a circuit is a life-and-death situation, and suspected that a fake chip was bought. Today we will sha...

Comparison of STM8S105S4T6C and STM8S105C6T6

Comparison of STM8S105S4T6C and STM8S105C6T6

STM8S105S4T6, 44 pins, LQFP package (LQFP44 10X10), fewer pins than STM8S105C6T6, but bigger than it.   STM8S105C6T6, package LQFP48 (7*7), 48 pins...

How to Avoid EMC Problems in PCB Design

How to Avoid EMC Problems in PCB Design

Electromagnetic Compatibility (EMC), Signal Integrity (SI), and Power Integrity (PI) are closely related. We must maintain SI & PI performance...