ICS950403 Datasheet (Integrated Circuit Systems) - AMD

ICS950403, AMD - K8 System Clock Chip

PIN # PIN NAME PIN TYPE DESCRIPTION 1 *FS0/REF0 I/O Frequency select latch input pin / 14.318 MHz reference clock.

2 VDDREF 3 X1 4 X2 PWR Ref, XTAL power supply, nominal 3.3V IN Crystal input,nominally 14.318MHz.

OUT Crystal output, Nominally 14.318MHz 5 GND 6 ~ *ModeA/HTTCLK0 PWR

ICS950403 Features

* 2 - Differential pair push-pull CPU clocks @ 3.3V

* 9 - PCICLK (Including 1 free running) @ 3.3V

* 3 - Selectable PCICLK/HTTCLK @ 3.3V

* 1 - HTTCLK @ 3.3V

* 1 - 48MHz @ 3.3V fixed.

* 1 - 24/48MHz @ 3.3V

* 3 - REF @ 3.3V, 14.318MHz. Features: