SX9310EVKA [SEMTECH]
Ultra-Low Power Smart Proximity Sensor for SAR;型号: | SX9310EVKA |
厂家: | SEMTECH CORPORATION |
描述: | Ultra-Low Power Smart Proximity Sensor for SAR |
文件: | 总2页 (文件大小:210K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
SX9310
Ultra-Low Power
Smart Proximity Sensor for SAR
WIRELESS & SENSING PRODUCTS
Features
Description
•ꢀ
2.7Vꢀ–ꢀ5.5Vꢀcoreꢀsupplyꢀ(VDD)
TheꢀSX9310ꢀisꢀaꢀcapacitiveꢀSpecificꢀAbsorptionꢀRateꢀ(SAR)ꢀcontroller.ꢀꢀ
TheꢀSX9310ꢀcanꢀuseꢀtwoꢀofꢀtheꢀthreeꢀsensorꢀinputsꢀcoupledꢀtoꢀ
itsꢀsmartꢀengineꢀforꢀSARꢀtoꢀaccuratelyꢀdiscriminateꢀbetweenꢀanꢀ
inanimateꢀobjectꢀandꢀhumanꢀbody.ꢀTheꢀthirdꢀsensorꢀinputꢀcanꢀbeꢀ
usedꢀindependentlyꢀforꢀstandardꢀcapacitiveꢀsensing.
ꢀ 1.65Vꢀ–ꢀ2Vꢀhostꢀinterfaceꢀsupplyꢀ(SVDD)
ꢀ 1.65Vꢀ–ꢀ5.5Vꢀcompliantꢀhostꢀinterfaceꢀ(VPULL)
UpꢀtoꢀthreeꢀSARꢀcapacitiveꢀsensorꢀinputsꢀ
ꢀ Patentedꢀon-chipꢀsmartꢀengineꢀforꢀSARꢀ(Bodyꢀversusꢀꢀ
inanimateꢀobjectꢀdetection)
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ꢀ Capacitanceꢀresolutionꢀdownꢀtoꢀ0.08fF
ꢀ Capacitanceꢀoffsetꢀcompensationꢀupꢀtoꢀ100pF
ꢀ IntegratedꢀRFꢀshield
ꢀ Advancedꢀtemperatureꢀcompensation
Automaticꢀcalibration
Theꢀresultingꢀdetectionꢀisꢀusedꢀinꢀportableꢀelectronicꢀdevicesꢀtoꢀ
reduceꢀandꢀcontrolꢀradio-frequencyꢀ(RF)ꢀemissionꢀpowerꢀinꢀtheꢀ
presenceꢀofꢀaꢀhumanꢀbody,ꢀenablingꢀsignificantꢀperformanceꢀ
advantagesꢀforꢀmanufacturersꢀofꢀelectronicꢀdevicesꢀwithꢀelectro-
magneticꢀradiationꢀsourcesꢀtoꢀmeetꢀstringentꢀemissionꢀregulations’ꢀ
criteriaꢀandꢀSARꢀstandards.ꢀꢀ
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•ꢀ
•ꢀ
Built-inꢀstartupꢀproximityꢀdetection
Ultra-lowꢀpowerꢀconsumption
ꢀ Activeꢀmode:ꢀ70µA
ꢀ Dozeꢀmode:ꢀ8µA
ꢀ Sleepꢀmode:ꢀ2.5µA
400kHzꢀI2Cꢀserialꢀinterface
Programmableꢀinterruptꢀorꢀreal-timeꢀstatusꢀpin
UserꢀNVMꢀforꢀcustomꢀdefaultꢀregistersꢀvaluesꢀ(Standaloneꢀmode)
Twoꢀresetꢀsources:ꢀPORꢀandꢀsoftꢀreset
-40°Cꢀtoꢀ+85°Cꢀoperation
TheꢀSX9310ꢀoperatesꢀdirectlyꢀfromꢀanꢀinputꢀsupplyꢀvoltageꢀofꢀ2.7Vꢀtoꢀ
5.5V,ꢀwhileꢀtheꢀI2Cꢀserialꢀcommunicationꢀbusꢀportꢀisꢀcompatibleꢀwithꢀ
1.8Vꢀhostꢀcontrolꢀtoꢀreportꢀbodyꢀdetection/proximityꢀandꢀtoꢀfacilitateꢀ
parameterꢀsettingsꢀadjustment.ꢀꢀUponꢀproximityꢀdetection,ꢀtheꢀNIRQꢀ
outputꢀasserts,ꢀenablingꢀtheꢀuserꢀtoꢀeitherꢀdetermineꢀtheꢀrelativeꢀ
proximityꢀdistance,ꢀorꢀsimplyꢀobtainꢀanꢀindicationꢀofꢀdetection.ꢀꢀ
•ꢀ
•ꢀ
•ꢀ
•ꢀ
•ꢀ
•ꢀ
TheꢀSX9310ꢀincludesꢀanꢀon-chipꢀauto-calibrationꢀcontrollerꢀthatꢀ
regularlyꢀperformsꢀsensitivityꢀadjustmentsꢀtoꢀmaintainꢀpeakꢀ
performanceꢀoverꢀaꢀwideꢀvariationꢀofꢀtemperature,ꢀhumidityꢀandꢀ
noiseꢀenvironments,ꢀprovidingꢀsimplifiedꢀproductꢀdevelopmentꢀandꢀ
CompactꢀSize:ꢀ1.362ꢀxꢀ1.332mmꢀWLCSPꢀpackage
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Pbꢀ&ꢀhalogenꢀfree,ꢀRoHS/WEEEꢀcompliant
enhancedꢀperformance.
Applications
Ordering Information
•ꢀ
•ꢀ
•ꢀ
•ꢀ
Mobileꢀphones
Wearableꢀdevicesꢀ
Tablets
Part Number
Package
Marking
Units/Reel
SX9310ICSTRT
SX9310EVKA
WLCSP-9
Eval.ꢀKit
MO8B
-
3000
-
Notebooksꢀ
•ꢀ
Mobileꢀhotspotsꢀ
Typical Application Circuit
V
DD
RF Shield
POR
OSC
SVDD
CS1
CS2
Capacitive
Sensing
and ADC
V
PULL
Smart
Engine
SCL
SENSORS
SDA
NIRQ
HOST
AUTO CAL &
CONTROL
GND
SX9310
SX9310
Final Datasheet
June 22, 2017
1 of 2
Semtech
www.semtech.com
Rev 2.0
Important Notice
Information relating to this product and the application or design described herein is believed to be reliable, however such information is provided
as a guide only and Semtech assumes no liability for any errors in this document, or for the application or design described herein. Semtech reserves
the right to make changes to the product or this document at any time without notice. Buyers should obtain the latest relevant information before
placing orders and should verify that such information is current and complete. Semtech warrants performance of its products to the specifications
applicable at the time of sale, and all sales are made in accordance with Semtech’s standard terms and conditions of sale.
SEMTECH PRODUCTS ARE NOT DESIGNED, INTENDED, AUTHORIZED OR WARRANTED TO BE SUITABLE FOR USE IN LIFE-SUPPORT APPLICATIONS,
DEVICES OR SYSTEMS, OR IN NUCLEAR APPLICATIONS IN WHICH THE FAILURE COULD BE REASONABLY EXPECTED TO RESULT IN PERSONAL INJURY,
LOSS OF LIFE OR SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE. INCLUSION OF SEMTECH PRODUCTS IN SUCH APPLICATIONS IS UNDERSTOOD
TO BE UNDERTAKEN SOLELY AT THE CUSTOMER’S OWN RISK. Should a customer purchase or use Semtech products for any such unauthorized
application, the customer shall indemnify and hold Semtech and its officers, employees, subsidiaries, affiliates, and distributors harmless against
all claims, costs damages and attorney fees which could arise.
The Semtech name and logo are registered trademarks of the Semtech Corporation. All other trademarks and trade names mentioned may be
marks and names of Semtech or their respective companies. Semtech reserves the right to make changes to, or discontinue any products described
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© Semtech 2017
Contact Information
Semtech Corporation
Wireless & Sensing Products
200 Flynn Road, Camarillo, CA 93012
Phone: (805) 498-2111, Fax: (805) 498-3804
www.semtech.com
SX9310
Final Datasheet
June 22, 2017
2 of 2
Rev 2.0
Semtech
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