ICS9248-143 Datasheet (Integrated Circuit Systems) - Frequency Generator & Integrated Buffers

ICS9248-143, Frequency Generator & Integrated Buffers

PIN NUMBER 1 2 20 3, 9, 16, 33, 40, 44 4 5 6,14 7 8 10 11 17, 13, 12 15 18 19 21 22 28, 29, 31, 32, 34, 35, 37, 38 30, 36 23 24 25 26 27 39 41 42, 43, 45 46 47 48 P I N NA M E VDDREF S P R E A D 1,2 REF0 PCI_STOP# GND X1 X2 VDDPCI C P U 2 .

5 _ 3 .

3 # 1,2 PCICLK_F FS31,2 PCICLK0 SEL24_48#1,2 PCICL

ICS9248-143 Features

* 4 - CPUs @ 2.5V/3.3V including 1 free running CPUCLK_F 9 - SDRAM @ 3.3V 7 - PCI @ 3.3V, including 1 free running PCICLK_F 1 - PCI Early @ 3.3V 1 - 48MHz, @ 3.3V fixed. 1 - 24/48MHz @ 3.3V 2 - REF @3.3V, 14.318MHz. Features: Up to 137MHz frequency support 97MHz to support high-end