BUY CS5503-AP https://www.utsource.net/itm/p/708979.html
Analog-to-Digital Converter， 20-Bit
Description: CS5503-AP is a low-power, low-cost, crystal-based, CMOS oscillator. It is designed to provide a low-jitter clock source for microprocessors, ASICs, and other digital logic devices. Features: Low-power operation Low-cost Low-jitter clock source CMOS oscillator Crystal-based Available in DIP-20 package Applications: Microprocessors ASICs Digital logic devices Networking equipment Telecommunications equipment Automotive electronics Industrial control systems (For reference only)