Comparators, Schmitt triggers, precision rectifiers, and peak detectors.
If you're unable to find the PDF, you can try: 565 Phase Locked Loop (PLL)
Linear Integrated Circuits [2 ed.] 9351342883, 9789351342885 565 Phase Locked Loop (PLL)
Detailed functionality of the 555 Timer (monostable and astable modes), 565 Phase Locked Loop (PLL) , and various voltage regulators. 565 Phase Locked Loop (PLL)
Linear ICs have a wide range of applications across various industries, including: