参数资料
型号: WI125
厂商: Connor-Winfield
文件页数: 4/18页
文件大小: 0K
描述: IC GPS TIMING RECEIVER-OEM SMT
产品培训模块: 125 Series GPS Based Timing and Synchronization Products
特色产品: Wi125 GPS Timing Receiver
标准包装: 1
类型: 定时模块,系统时钟
PLL:
主要目的: GPS,WiMax
输入: 时钟
输出: 时钟
电路数: 1
比率 - 输入:输出: 1:2
差分 - 输入:输出: 无/无
频率 - 最大: 10MHz
电源电压: 1.65 V ~ 3.6 V
工作温度: -30°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 42-QFN
包装: 散装
其它名称: CW680
W125
Wi125 Data Sheet #:
SG170
Page 12 of 20
Rev:
04
Date:
11/29/11
Copyright 2011 The Connor-Winfield Corp. All Rights Reserved
Specifications subject to change without notice
4.5 I/O Signals
TX[0]
Type:I/O
Direction:Output
Pin:1
TheTransmitSignalforUART0.ThisisastandardUARToutputsignal.Thesignalreturn
pathisDIG_GND.
TX[1]
Type:I/O
Direction:Output
Pin:5
TheTransmitSignalforUART1.ThisisastandardUARToutputsignal.Thesignalreturn
pathisDIG_GND.
TX[2]
Type:I/O
Direction:Output
Pin:3
TheTransmitSignalforUART2.ThisisastandardUARToutputsignal.Thesignalreturn
pathisDIG_GND.
RX[0]
Type:I/O
Direction:Input
Pin:2
TheReceiveSignalforUART0.ThisisastandardUARTinputsignal.Thesignalreturn
pathisDIG_GND.
RX[1]
Type:I/O
Direction:Input
Pin:6
TheReceiveSignalforUART1.ThisisastandardUARTinputsignal.Thesignalreturn
pathisDIG_GND.
RX[2]/EV2_IN
Type:I/O
Direction:Input
Pin:4
ThisisaDualModeSignal.Normally,thisisthereceivesignalforUART2,astandard
UARTreceivesignal.Undersoftwarecontrol,itcanalsobeusedasgeneralpurposeI/O
ortodetectevents.Itcanbeusedtodetectthetimingoftheleadingedgeofthestartbit
oftheincomingdatastream.ThesignalreturnpathisDIG_GND.
FREQ_OUT
Type:I/O
Direction:Input/Output
Pin:32
OptionalFrequencyOutputSignal.ThisisNOTthesamesignalaspin39.Thissignalis
turnedoffbydefault.Thisisacomplexsignalwhichundersoftwarecanprovideanyof
eitheranNCOgeneratedoutputfrequency,aPWMsignal,aGPSalignedEPOCHpulse
orgeneralpurposeI/Osignal.ThesignalreturnpathisDIG_GND.
1PPS
Type:I/O
Direction:Input/Output
Pin:38
The1PulsePerSecondSignal.Thisisnormallya1pulsealignedwithGPStime,butcan
undersoftwarecontrolalsoprovidegeneralpurposeI/Ooranadditionaleventinput.The
pulsewidthofthe1PPSissoftwareselectablewithadefaultof100s.Thesignalreturn
pathisDIG_GND.
EVENT_IN
Type:I/O
Direction:Input/Output
Pin:37
TheEventInputSignalwithinternalconnectiontoPin39(GPIO[1]/TimeSync)allows
phasemeasurementoftheFrequencyOutput.ThesignalreturnpathisDIG_GND.
4 SIGNAL DESCRIPTION continued
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