参数资料
型号: SY89845UMG TR
厂商: Micrel Inc
文件页数: 3/18页
文件大小: 0K
描述: IC MUX CML RPE 2:1 PREC 24-MLF
标准包装: 1,000
系列: SY89
类型: 多路复用器
电路: 1 x 2:1
独立电路: 1
电压电源: 单电源
电源电压: 3 V ~ 3.6 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,24-MLF?
供应商设备封装: 24-MLF?(4x4)
包装: 带卷 (TR)
其它名称: SY89845UMGTR
SY89845UMGTR-ND
Micrel, Inc.
SY89845U
May 2005
M9999-052405
hbwhelp@micrel.com or (408) 955-1690
11
Case #4: Input Clock Failure: Switching from the
selected clock input stuck in an undetermined state
to a valid clock input (RPE-enabled).
If CLK1 fails to an undetermined state (e.g.,
amplitude falls below the 100mV (VIN) minimum
single-ended input limit, or 200mV differentially)
before the RPE MUX selects CLK2 (using the SEL
pin), the switchover to the valid clock CLK2 will
occur
either
following
Case
#2
or
Case
#3,
depending upon the last valid state at the CLK1.
If the selected input clock fails to a floating, static, or
extremely low signal swing, including 0mV, the FSI
function will eliminate any metastable condition and
guarantee a stable output signal. No ringing and no
undetermined state will occur at the output under
these conditions.
Please note that the FSI function will not prevent
duty cycle distortions or runt pulses in case of a
slowly deteriorating (but still toggling) input signal.
Due to the FSI function, the propagation delay will
depend upon rise and fall time of the input signal
and on its amplitude. Refer to “Typical Operating
Characteristics” for detailed information.
Timing Diagram 4
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SY89846U 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:1.5GHz Precision, LVPECL 1:5 Fanout with 2:1
SY89846U_11 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:1.5GHz Precision, LVPECL 1:5 Fanout with 2:1
SY89846UMG 功能描述:缓冲器和线路驱动器 1:5 LVPECL Fanout Buffer w/ 2:1 FSI Input MUX RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel
SY89846UMG TR 功能描述:缓冲器和线路驱动器 1:5 LVPECL Fanout Buffer w/ 2:1 FSI Input MUX RoHS:否 制造商:Micrel 输入线路数量:1 输出线路数量:2 极性:Non-Inverting 电源电压-最大:+/- 5.5 V 电源电压-最小:+/- 2.37 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Reel
SY89846UMGTR 制造商:MICREL 制造商全称:Micrel Semiconductor 功能描述:1.5GHz Precision, LVPECL 1:5 Fanout with 2:1 MUX and Fail Safe Input with Internal Termination