SY89801A - HP PA-8000 CLOCK SOURCE

Micrel Semiconductor

General Description

Micrel-Synergy's SY89801A PLL based clock generator provides, in a single chip, all the necessary clocks for HewlettPackard's PA-8000 Microprocessor.

Key Features

s s s s s 3.3V,.
1.9V power suppies Differential LVPECL clock input Differential HSTL/LVPECL outputs Compatible with HP PA-8000 microprocessors Low-jitter source for all PA-8000 required timing signals s Available in 44-pin MQUAD package.

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SY89801A hp pa-8000 clock source by Micrel Semiconductor - Datasheet Preview

Datasheet Details

Part number	SY89801A
Manufacturer	Micrel Semiconductor
File Size	82.08 KB
Description	HP PA-8000 CLOCK SOURCE
Datasheet	SY89801A Datasheet

Other Datasheets by Micrel Semiconductor

Part Number	Description
SY89808L	1:9 DIFFERENTIAL HSTL (1.5V) FANOUT BUFFER/TRANSLATOR
SY89809AL	3.3V LVPECL/HSTL to HSTL 1:9 High Performance Clock Driver
SY89809L	3.3V 1:9 HIGH-PERFORMANCE / LOW-VOLTAGE BUS CLOCK DRIVER
SY89823L	1:22 DIFFERENTIAL HSTL (1.5V) FANOUT BUFFER/TRANSLATOR
SY89824L	3.3V 1:22 HIGH-PERFORMANCE / LOW VOLTAGE BUS CLOCK DRIVER
SY89825U	HIGH-PERFORMANCE / LOW-VOLTAGE PECL BUS CLOCK DRIVER & TRANSLATOR
SY89826L	PRECISION 1:22 LVDS FANOUT BUFFER/TRANSLATOR
SY89827L	DUAL 1:10 HSTL FANOUT BUFFER/TRANSLATOR
SY89828L	3.3V 1GHz DUAL 1:10 PRECISION LVDS FANOUT BUFFER/TRANSLATOR
SY89829U	DUAL 1:10 OR LVPECL CLOCK DRIVER w/ INTERNAL TERMINATION AND REDUNDANT SWITCHOVER

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HP PA-8000 CLOCK SOURCE ClockWorks™ PRELIMINARY SY89801A FEATURES s s s s s 3.3V, –1.9V power suppies Differential LVPECL clock input Differential HSTL/LVPECL outputs Compatible with HP PA-8000 microprocessors Low-jitter source for all PA-8000 required timing signals s Available in 44-pin MQUAD package DESCRIPTION Micrel-Synergy's SY89801A PLL based clock generator provides, in a single chip, all the necessary clocks for HewlettPackard's PA-8000 Microprocessor. Utilizing Micrel-Synergy's advanced PLL technology, the SY89801A accepts a Positive-ECL (PECL) reference clock input at 100MHz-132MHz, and provides precisely aligned, ultra-low-jitter ratios of frequencies necessary for the operation of the processor.