參數(shù)資料
型號(hào): WI125
廠商: Connor-Winfield
文件頁數(shù): 4/18頁
文件大?。?/td> 0K
描述: IC GPS TIMING RECEIVER-OEM SMT
產(chǎn)品培訓(xùn)模塊: 125 Series GPS Based Timing and Synchronization Products
特色產(chǎn)品: Wi125 GPS Timing Receiver
標(biāo)準(zhǔn)包裝: 1
類型: 定時(shí)模塊,系統(tǒng)時(shí)鐘
PLL:
主要目的: GPS,WiMax
輸入: 時(shí)鐘
輸出: 時(shí)鐘
電路數(shù): 1
比率 - 輸入:輸出: 1:2
差分 - 輸入:輸出: 無/無
頻率 - 最大: 10MHz
電源電壓: 1.65 V ~ 3.6 V
工作溫度: -30°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 42-QFN
包裝: 散裝
其它名稱: 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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