参数资料
| 型号： | WI125 |
| 厂商： | Connor-Winfield |
| 文件页数： | 5/18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： | 无 |
| 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 13 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 cont’d
N2WCK
Type:I/O
Direction:Input/Output
Pin:28
TheNavSync2WireClockSignal.ThisistheopencollectorI2CcompatibleClockSignal
forthe2wireserialinterface.ThesignalreturnpathisDIG_GND.
N2WDA
Type:I/O
Direction:Input/Output
Pin:29
TheNavSync2WireDataSignal.ThisistheopencollectorI2CcompatibleDataSignal
forthe2wireserialinterface.ThesignalreturnpathisDIG_GND.
USBP4
Type:I/O
Direction:Input/Output
Pin:30
ThepositiveUSBSignal.ThesignalreturnpathisDIG_GND.
USBN4
Type:I/O
Direction:Input/Output
Pin:31
ThenegativeUSBSignal.ThesignalreturnpathisDIG_GND.
LED_RED
Type:I/O
Direction:Output
Pin:8
ThisisaDualFunctionSignal.NormallythissignalisusedtodrivearedLED.Standard
softwarebuildsusethissignaltoindicateGPSstatus.Inspecialsoftwarebuilds,thissig-
nalcanbeusedasGPIO.Thissignalhasa3.3VCMOSdrive.Aserieslimitingresistoris
requiredtolimitoutputcurrentto±5mA.ThesignalreturnpathisDIG_GND.
LED_GRN
Type:I/O
Direction:Output
Pin:9
ThisisaDualFunctionSignal.NormallythissignalisusedtodriveagreenLED.Stan-
dardsoftwarebuildsusethissignaltoindicateGPSstatus.Inspecialsoftwarebuilds,this
signalcanbeusedasGPIO.Thissignalhasa3.3VCMOSdrive.Aserieslimitingresistor
isrequiredtolimitoutputcurrentto±5mA.ThesignalreturnpathisDIG_GND.
GPIO[0]/PWM
Type:I/O
Direction:Input/Output
Pin:39
NormallytheGPIO[0]/PWMoutputprovidesaFrequencyOutputthatdefaultsto10MHz,
andisuserconfigurablefrom10Hzto30MHzsignal.Theoutputisenabledonpower-up
andissteeredbytheGPSsolution.Customsoftwareversionscanalsoconfigurethispin
forgeneralI/O,PWMorEPOCHoutput.ThesignalreturnpathisDIG_GND.
GPIO[1]/TIME_SYNC Type:I/ODirection:Input/Output
Pin:40
TheGPIO[1]/TIME_SYNCpinprovidesasynchronizationpulsegeneratedbytheon-
boardRTC.CustomsoftwareversionscanalsoconfigurethispinforgeneralpurposeI/O,
oranadditionalPPSoutput.ThesignalreturnpathisDIG_GND.
Note: 4. USB is not supported in the current software build.
4 SIGNAL DESCRIPTION continued
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