ICS94228 - Programmable System Clock Chip

Product Overview

Integrated Circuit Systems

Datasheet Details

Part number	ICS94228
Manufacturer	Integrated Circuit Systems
File Size	184.19 KB
Description	Programmable System Clock Chip
Datasheet	ICS94228 Datasheet
Additional preview pages of the ICS94228 datasheet.

Product details

Description

PIN NUMBER 1, 15, 23, 25, 2, 8, 12, 19, 29, 37, 43 3 4 5 6 7 9 10 21, 20, 18, 17, 16, 14, 13, 11 22 24 28, 27, 26 30 31 32 33 34 35 36 38 39 40 42 41 44 45 46 47 48 PIN NAME VDD GND X1 X2 AVDD48 FS21, 2 48MHz FS31, 2 24_48MHz PCICLK_F SEL24_48#1, 2 PCICLK0 PCICLK (8:1) PCICLK9_E SRESET#1 AGP (2:0) SCLK SDATA AGND AVDD PD# PCI_STOP# CPU_STOP# 1, 2 TYPE P W R Power supply, nominal 3.3V PWR IN OUT PWR IN OUT IN OUT OUT IN OUT OUT OUT OUT OUT IN I/O PWR PWR IN IN IN OUT OUT PWR OUT OUT IN IN OUT I

Features

1 - Differential pair open drain CPU clocks @ 2.7V.
1 - Differential pair push-pull CPU clocks @ 2.5V.
11 - PCI including 1 free running and 1 early @ 3.3V.
1 - 48MHz, @ 3.3V fixed.
1 - 24/48MHz @ 3.3V.
3 - REF @ 3.3V, 14.318MHz. Features:.
Programmable output frequency.
Programmable output rise/fall time.
Programmable slew and skew control for CPUCLK, PCICLK, AGP, REF, 48MHz and 24_48MHz.
Real time sy.

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Published: Jun 3, 2006 |