Freq

http://mxtal.ru/ru/
https://www.electronshik.ru/item/YXC	YXC
https://www.sztkd.com/index.html	TKD	XTAL, RTC, TXCO, OXCO
https://www.microcrystal.com/	Micro Crystal	XTAL, RTC, TXCO, OXCO

156.25 = 625/4

XTAL

32 KHz	-40…+85	3.2×1.5	YXC	https://www.electronshik.ru/item/YXC/X321532768KGD2SI	~ 10р	ABS07-32.768KHZ-T
25 MHz	-40…+85	3.2×2.5	YXC	https://www.electronshik.ru/item/YXC/X322525MOB4SI	~5р

XCO

XCO diff

https://www.sztkd.com/uploadfile/2022/0714/20220714112059269.pdf	TKD	LVDS\HCSL\LVPECL	1-125 MHz	0.1ps jitter

RTC

https://www.sztkd.com/uploadfile/2022/0923/20220923093614837.pdf	TKD	1.65-5.5V	int xtal

CLK BUF\MUX

link	ext	description	manufacturer	version	date	lang
PI6C485352.pdf	pdf	PI6C485352 2.5/3.3V, 500MHz 12 2-to-1 diff LVPECL clock MUX	PERICOM	Rev. A	2013.01	EN

CLK GEN

Diodes
link	ext	description	manufacturer	version	date	lang
Diodes_Inc.-PI6CG184Q2ZHQEX-datasheet.pdf	pdf	PI6CG184Q 4-Output PCIe Gen 4 Clock Generator for Automotive Applications Diodes	Diodes	rev 2-2	2020.02	EN
Diodes_Inc.-PI6CG18401ZHIEX-datasheet.pdf	pdf	PI6CG18401 Very Low Power 4-Output PCIe Clock Generator With On-chip Termination	Diodes	rev 2-2	2020.06	EN
PI6CG18401.pdf	pdf	PI6CG18401 Very Low Power 4-Output PCIe Clock Generator With On-chip Termination Diodes	Diodes	rev 3-2	2022.01	EN