参数资料
型号: SM802109UMG TR
厂商: Micrel Inc
文件页数: 1/11页
文件大小: 0K
描述: IC SYNTHESIZER QUAD 100MHZ 24QFN
产品培训模块: High Bandwidth Product Overview
特色产品: SM802109 Synthesizer
标准包装: 1
系列: ClockWorks™, PCI Express® (PCIe), RotaryWave™
类型: 时钟/频率合成器,多路复用器
PLL:
主要目的: PCI Express(PCIe)
输入: LVCMOS,晶体
输出: HCSL
电路数: 1
比率 - 输入:输出: 2:4
差分 - 输入:输出: 无/是
频率 - 最大: 100MHz
电源电压: 2.375 V ~ 3.465 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-VFQFN
供应商设备封装: 24-QFN(4x4)
包装: 标准包装
其它名称: 576-3959-6
SM802109
ClockWorks
PCI-e Quad 100MHz
Ultra-Low Jitter, HCSL
Frequency Synthesizer
ClockWorks is a trademark of Micrel, Inc
RotaryWave is a registered trademark of Multigig, Inc.
Micrel Inc. 2180 Fortune Drive San Jose, CA 95131 USA tel +1 (
408) 944-0800 fax + 1 (408) 474-1000 http://www.micrel.com
September 2011
M9999-092911-B
hbwhelp@micrel.com or (408) 955-1690
ber of the ClockWorks
3.3V or 2.5V pow
and synthesizes four HCSL output cloc
SM802109 accepts a 25MHz crystal or
reference clock.
support documentation can be found on
Micrel’s web site at: www.micrel.com
General Description
The SM802109 is a mem
family of
devices from Micrel and provides an extreme
timing solution for PCI-Express clock signals.
on a unique patented RotaryWave
archite
ly low-noise
It is based
cture that
provides very-low phase noise.
The device operates from a
er supply
ks at 100MHz. The
LVCMOS
Data sheets and
Features
.
ock outputs at 100MHz
ge
00MHz
(1.875MHz to 20MHz): 105fs
Industrial temperature range (–40
°C to +85°C)
Green, RoHS, and PFOS compliant
Available in 24-pin 4mm × 4mm QFN package
Applications
PCI-Express
Block Diagram
Generates four HCSL cl
perating ran
2.5V or 3.3V o
Typical phase jitter @ 1
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