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VT8225 - Clock Generator

Description

The VT8225 is a universal clock generator for motherboard design.

1.

Generates all kinds of required clocks for CPU and bus operation from 6 Mhz to 80 Mhz.

Features

  • ∗ 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 compatible outputs with 12mA drive capability ∗ Low, short and long term jitter ∗.

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Datasheet Details

Part number VT8225
Manufacturer VIA
File Size 20.63 KB
Description Clock Generator
Datasheet download datasheet VT8225 Datasheet

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Full PDF Text Transcription

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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 ∗ 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.
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