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MPC905 PDF预览

MPC905

更新时间: 2024-01-03 20:36:28
品牌 Logo 应用领域
艾迪悌 - IDT 时钟发生器PC
页数 文件大小 规格书
7页 381K
描述
1:6 PCI Clock Generator/Fanout Buffer

MPC905 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:SOIC
包装说明:LEAD FREE, PLASTIC, SOIC-16针数:16
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.3
JESD-30 代码:R-PDSO-G16JESD-609代码:e3
长度:9.9 mm湿度敏感等级:3
端子数量:16最高工作温度:70 °C
最低工作温度:最大输出时钟频率:100 MHz
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装等效代码:SOP16,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):260
电源:3.3 V主时钟/晶体标称频率:100 MHz
认证状态:Not Qualified座面最大高度:1.75 mm
子类别:Clock Generators最大压摆率:95 mA
最大供电电压:3.6 V最小供电电压:3 V
标称供电电压:3.3 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子面层:Matte Tin (Sn) - annealed端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:30宽度:3.9 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, PROCESSOR SPECIFICBase Number Matches:1

MPC905 数据手册

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DATA SHEET  
MPC905  
1:6 PCI Clock Generator/Fanout  
Buffer  
The MPC905 is a six output clock generation device targeted to  
provide the clocks required in a 3.3V or 5.0V PCI environment. The  
device operates from a 3.3V supply and can interface to either a TTL  
input or an external crystal. The inputs to the device can be driven with  
1:6 PCI  
CLOCK GENERATOR/  
FANOUT BUFFER  
5.0V when the V  
specifications of the PCI standard.  
is at 3.3V. The outputs of the MPC905 meet all of the  
CC  
Six Low Skew Outputs  
Synchronous Output Enables for Power Management  
Low Voltage Operation  
XTAL Oscillator Interface  
16-Lead SOIC Package  
5.0V Tolerant Enable Inputs  
The MPC905 device is targeted for PCI bus or processor bus  
environments with up to 12 clock loads. Each of the six outputs on the  
MPC905 can drive two series terminated 50transmission lines. This  
capability effectively makes the MPC905 a 1:12 fanout buffer.  
16  
1
D SUFFIX  
PLASTIC SOIC PACKAGE  
CASE 751B-05  
The MPC905 offers two synchronous enable inputs to allow users  
flexibility in developing power management features for their designs.  
Both enable signals are active HIGH inputs. A logic ‘0’ on the Enable1 will  
pull outputs 0 to 4 into the logic ‘0’ state. A logic ‘1’ on the Enable1 input  
will result in outputs 0 to 4 to be toggling. A logic ‘0’ on Enable2 will cause  
output BLK5 to a logic ‘0’ state, whereas a logic ‘1’ on Enable2 will cause  
output BLK5 to toggle. The oscillator remains on.  
The Enable2 input can be used to disable any high power device for system power savings during periods of inactivity. Both  
enable inputs are synchronized internal to the chip so that the output disabling will happen only when the outputs are already  
LOW. This feature guarantees no runt pulses will be generated during enabling and disabling.  
V
DD  
(3) GND (3)  
Pinout: 16-Lead Plastic Package (Top View)  
BCLK0  
BCLK1  
BCLK2  
BCLK3  
BCLK4  
BCLK5  
XTAL_OUT  
Enable2  
GND1  
XTAL_IN  
Enable1  
BCLK5  
1
2
3
4
5
16  
15  
14  
13  
12  
XTAL_IN  
BCLK0  
V
DD3  
XTAL_OUT  
Enable1  
V
DD1  
BCLK4  
GND3  
BCLK3  
BCLK1  
GND2  
BCLK2  
6
7
8
11  
10  
9
SYNCHRONIZE  
SYNCHRONIZE  
Enable2  
V
DD2  
IDT™ 1:6 PCI Clock Generator/Fanout Buffer  
MPC905  
Freescale Timing Solutions Organization has been acquired by Integrated Device Technology, Inc  
1

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