ICS840021I - CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER

Product Overview

Integrated Circuit Systems

Datasheet Details

Part number	ICS840021I
Manufacturer	Integrated Circuit Systems
File Size	223.09 KB
Description	CRYSTAL-TO LVCMOS/LVTTL FREQUENCY SYNTHESIZER
Datasheet	ICS840021I Datasheet
Additional preview pages of the ICS840021I datasheet.

Product details

Description

The ICS840021I is a Gigabit Ethernet Clock Generator and a member of the HiPerClocksTM HiPerClockS™ family of high performance devices from ICS. 20MHz integration range.

Features

1 LVCMOS/LVTTL output, 15Ω output impedence.
Crystal oscillator interface designed for 25MHz, 18pF parallel resonant crystal.
Output frequency: 125MHz.
VCO range: 560MHz to 680MHz.
RMS phase jitter @ 125MHz, using a 25MHz crystal (1.875MHz - 20MHz): 0.48ps (typical) (3.3V) Offset Noise Power 100Hz -97.8 dBc/Hz 1kHz -124.6 dBc/Hz 10kHz -132.5 dBc/Hz 100kHz -131.1 dBc/Hz.
Voltage supply modes: VDD/VDDA = 3.3V VDD/VDDA = 2.5V.
-40°.

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Published: Jul 14, 2008 |