hbwhelp@micrel.com or (408) 955-1690 Functional Descr" />
參數(shù)資料
型號: SM840021KA
廠商: Micrel Inc
文件頁數(shù): 6/10頁
文件大?。?/td> 0K
描述: IC CLOCK SYNTHESIZER 8TSSOP
產(chǎn)品培訓(xùn)模塊: High Bandwidth Product Overview
標(biāo)準(zhǔn)包裝: 150
系列: RotaryWave™
類型: 時鐘/頻率合成器
PLL:
輸入: 晶體
輸出: LVCMOS
電路數(shù): 1
比率 - 輸入:輸出: 1:1
差分 - 輸入:輸出: 無/無
頻率 - 最大: 125MHz
除法器/乘法器: 是/無
電源電壓: 2.375 V ~ 3.465 V
工作溫度: -40°C ~ 75°C
安裝類型: 表面貼裝
封裝/外殼: 8-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 8-TSSOP
包裝: 管件
其它名稱: 576-3696-5
SM840021KA-ND
Micrel, Inc.
SM840021
March 2010
5
M9999-031810-B
hbwhelp@micrel.com or (408) 955-1690
Functional Description
The SM840021 provides a high performance and high
accuracy solution for a precision clock source at
125MHz derived, from a low cost 25MHz Xtal.
The design of the SM840021 consumes very low power
in the PLL due to a proprietary technology in the VCO
and the associated dividers. The output divider is fixed at
÷26, and the feedback divider is also fixed at ÷130
providing a precision clock at 125MHz. Duty Cycle is
inherently improved to provide a tight control and
stability on this critical specification.
The device provides improved specifications for Duty
Cycle, Jitter, Phase Noise, Power Consumption, and
noise sensitivity.
Additionally, the SM840021 will
operate at either 3.3V or 2.5V supplies.
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