VIA Technologies, Inc.
1045 Mission Court.
Fremont, CA 94539 USA TEL: 1-510-683-3300 FAX: 1-510-683-3301
VT8225
8th.
Fl.
, No.
533 Chung-cheng Rd.
,Hsin-tien Taipei, Taiwan, R.
O.
C.
TEL: 886-2-218-5452 FAX: 886-2-218-5453
VT8225 Clock Generator
Date: July 5, 1994
Features
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Generates essential clock signals for the motherboard 4V to 7V operating supply range Supports 80286, 80386 and 80486 based designs Wide range of selectable output frequencies 2ns skew between CPU and 2X CPU clock outputs Single low cost crystal (14.
318Mhz) used as reference frequency Smooth transition on frequency switching 50% duty cycle Power down mode for low power consumption TTL or
CMOS comp...