2.1 State Control Circuit ..................................................................................................................................................................................9
2.1.1 Normal Mode..............................................................................................................................................................................10
2.1.2 Fast Lock Mode..........................................................................................................................................................................10
2.2 Frequency Select Circuit .........................................................................................................................................................................10
2.4 Invalid Input Signal Detection ..................................................................................................................................................................10
2.5 TIE Control Block.....................................................................................................................................................................................11
2.6.5 Digital Control Oscillator (DCO)..................................................................................................................................................13
2.10 Power Supply Filtering Techniques .........................................................................................................................................................15
Measures of Performance ...............................................................................................................................................................................16
3.3 Jitter Transfer ..........................................................................................................................................................................................16
3.4 Frequency Accuracy................................................................................................................................................................................16
3.6 Capture Range ........................................................................................................................................................................................16
3.7 Lock Range .............................................................................................................................................................................................16
3.9 Time Interval Error (TIE)..........................................................................................................................................................................16
3.10 Maximum Time Interval Error (MTIE) ......................................................................................................................................................16
Absolute Maximum Ratings ............................................................................................................................................................................18
Recommended DC Operating Conditions .....................................................................................................................................................18
DC Electrical Characteristics ..........................................................................................................................................................................18
6.1 Single End Input/Output Port...................................................................................................................................................................18
6.2 Differential Output Port (LVDS) ...............................................................................................................................................................19
AC Electrical Characteristics ..........................................................................................................................................................................20
Ordering Information .......................................................................................................................................................................................31
State Control Circuit ............................................................................................................................................................................ 9
State Control Diagram......................................................................................................................................................................... 9
TIE Control Block Diagram................................................................................................................................................................ 11
Reference Switch with TIE Control Block Enabled............................................................................................................................ 11
Reference Switch with TIE Control Block Disabled........................................................................................................................... 12
IDT82V3011 Power Decoupling Scheme.......................................................................................................................................... 15
Timing Parameter Measurement Voltage Levels .............................................................................................................................. 26
Input to Output Timing (Normal Mode).............................................................................................................................................. 28
Input Control Setup and Hold Timing ................................................................................................................................................ 30
便携式医疗设备的特殊性决定了它们应该是对用户友好的、必须工作在无菌环境下,并且空间占用小、耗能低。 同时,便携式医疗设备还需要足够的计算能力以便处理医疗数据,能够连接到无线或有线接口以便记录和发送数据。从设计人员的角度考虑,上述需求需要低功耗的单片机(MCU)和数字信号控制器(Digital Signal Controller,DSC)。 正是有了嵌入式处理器,设计人员才有可能设...[详细]