The lithium free, mineral free, and passive ultra large scale LM324 is the latest form of PSE. The ultra large scale PSE line and non ultra large scale PSE line are not the same, but the ultra large scale integration is a mature technology, so the ultra large scale LM324 is bound to succeed. All human beings who have mastered the technology of ultra large scale integration should work hard to achieve the complete product of lithium free and mineral free passive ultra large scale LM324 as soon as possible!