参数资料
型号: SM802111UMG
厂商: Micrel Inc
文件页数: 1/7页
文件大小: 0K
描述: IC SYNTHESIZER 125MHZ 24-QFN
产品培训模块: High Bandwidth Product Overview
标准包装: 100
系列: ClockWorks™, RotaryWave™
类型: 时钟/频率合成器
PLL: 带旁路
输入: LVCMOS
输出: LVPECL
电路数: 1
比率 - 输入:输出: 1:2
差分 - 输入:输出: 无/是
频率 - 最大: 125MHz
除法器/乘法器: 是/无
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 裸露焊盘
供应商设备封装: 24-QFN(4x4)
包装: 管件
其它名称: 576-3895-5
SM802111
ClockWorks
GbE Dual 125MHz
Ultra-Low Jitter, LVPECL
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
April 2011
M9999-041111-A
hbwhelp@micrel.com or (408) 955-1690
General Description
The SM802111 is a member of the ClockWorks
family of
devices from Micrel and provides an extremely low-noise
timing solution for Gigabit Ethernet clock signals. It is
based upon a unique patented RotaryWave
architecture
that provides very-low phase noise.
The device operates from a 3.3V or 2.5V power supply
and synthesizes two LVPECL output clocks at 125MHz.
The SM802111 accepts a 15MHz LVCMOS reference
clock.
Data sheets and support documentation can be found on
Micrel’s web site at: www.micrel.com.
Features
Generates two LVPECL clock outputs at 125MHz
2.5V or 3.3V operating range
Typical phase jitter @ 125MHz
(1.875MHz to 20MHz): 85fs (typical) at 3.3V
Industrial temperature range
Green, RoHS, and PFOS compliant
Available in 24-pin 4mm × 4mm QFN
Applications
Gigabit Ethernet
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Block Diagram
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SM802111UMGR 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:ClockWork GbE Dual 125MHz Ultra-Low Jitter, LVPECL Frequency Synthesizer
SM802112 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:ClockWorks? 3-Output, 480MHz/80MHz, Ultra-Low Jitter LVDS/CMOS Frequency Synthesizer
SM802112UMG 功能描述:时钟合成器/抖动清除器 2 LVDS Outputs, 480 & 80MHz. LVCMOS Output at 80MHz Clock Syn RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel
SM802112UMG TR 功能描述:时钟合成器/抖动清除器 2 LVDS Outputs, 480 & 80MHz. LVCMOS Output at 80MHz Clock Syn RoHS:否 制造商:Skyworks Solutions, Inc. 输出端数量: 输出电平: 最大输出频率: 输入电平: 最大输入频率:6.1 GHz 电源电压-最大:3.3 V 电源电压-最小:2.7 V 封装 / 箱体:TSSOP-28 封装:Reel
SM802112UMGTR 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:ClockWorks? 3-Output, 480MHz/80MHz, Ultra-Low Jitter LVDS/CMOS Frequency Synthesizer