C9812 Datasheet - Cypress Semiconductor

C9812 Low EMI Clock Generator

PIN No. 1 Pin Name SEL2/REF PWR VDD I/O I/O TYPE Description 3.3V 14.318 MHz clock output. This pin also serves as the select strap (associates with SEL0 & 1, see app. note page 5) for clock frequencies during power up. Refer to Table 1 for detail. This pin has an internal pull-down (Typ. 70KΩ). 14..

C9812 Features

* Intel’s 810E clock solution 3 copies of CPU Clock (CPU[0:1] and CPU_ITP) 9 copies of SDRAM Clock (SDRAM[0:7] and DCLK) 8 copies of PCI Clock 2 copies of 3V66 Clock 2 copies of APIC

C9812_CypressSemiconductor.pdf