smart camera system cmos image sensor and imaging ... · smart camera system cmos image sensor and...
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Smart camera systemCMOS image sensor andimaging processor for ADAS
ST’s new camera-based advanced driver assistance system helps customers develop secure and high quality automotive applications
This smart camera system consists of a VG6640 high-performance 1.3-megapixel HDR image sensor and a versatile STV0991 system-on-chip with advanced and instant HDR image signal processing.It’s a perfect solution for a compact, low component count and low energy-consuming camera system for automotive and security applications.
TargeT aPPLICaTIONS• Automotive
• Ethernetrear-viewcamera• Smartrear-viewcamera• Surround-viewcamera• TrafficAlertcamera• Virtualmirrorreplacement• In-cabincamera
• Consumer/Security• IPandSkypecamera• Dronecamera• Surveillanceandintruderalarmcamera
• Buildingmanagementsmartcamera
• WearableAVrecorder
KeY beNefITS • Front-sideIlluminatedtechnologywith3.75micronpixelsize
• Outstandingdynamicrangeof132dB
• Best-in-classlow-lightsignal-to-noiseratio
• LEDflickermitigation
• Self-contained,HDRimageprocessor
• ARM®Cortex®-R4core@500MHz
• 2-MbyteSRAMand2-MbyteFlashmemory
• MIPIandParallelInandOutinterfaces
• Dedicatedhardwareenginesforvideoanalytics(opticalflow,edgedetection)andgeometricallenscorrection
• Graphicsoverlaywithtransparency
• H.264I/PencoderandJPEG8/12-bitvideocompressionwithnoDRAM
• Fail-safestrategysupport(ISO26262)
• AEC-Q100Grade2qualified
www.st.com
Part number Package sizeOperating temperature
(Tj min, max)analog supply voltage (VCC)
Digital supply voltage (VDIg)
Output format frame ratio
Vg6640Im2BGA
9.0 x 9.3 mm-40 °C125 °C
2.8 V1.8 V2.8 V
RGB Bayer45 fps at full resolution,
60 fps at 720 p resolution
STV0991TFBGA
10.0 x10.0 mm-40 °C125 °C
2.5 V1.1 V
1.8/3.3 V1.2 V
JPEG/RGB/YUV/H.264
JPEG 8-bit/12-bit, 5/2.1 MPixel@30 fpsH.264 baseline I,P, 2.1 MPixel@30 fps
SYSTeM DeSCrIPTIONTheVG6640imagesensoroffersanoutstandingdynamicrangeof132dB,thehighestonthemarket,thankstoitsHDRpixelarchitecture.Thesensorproposesvariousconfigurationmodesthatmakethiscameraperfectforanytrickylightingenvironment.Basedonthreeintegrationtimes,thesensorwillnotmissanydetailsofthesceneandtheLEDflickerwillbemitigated.Thesensoralsoprovidesadualconversiongainfunctionthatisparticularlysuitableforimprovingsensitivityinlowlightconditions.That’swhytheminimumdieilluminationisonly1mLux.What’smore,theVG6640offersahighlevelofASILfunctions.TheSTV0991companionchipisaself-containedimageprocessorthatdoesnotrequireanexternalmemoryforitsoperations,includingforpredictiveH.264videoencoding.Adedicatedimagereconstructionpath,withspecificimagescalingandcolorspacetransformationsupport,feedstwohardware-acceleratedvideoanalyticsfunctions:the‘edgedetection’and‘opticalflow’.Theseblocksprovideenergy-efficientpixels-processinghorsepowerthatenableslocalexecutionoflightweightsoftware-implementedADASalgorithmssuchas‘CrossTrafficAlert’.Moreover,theexecutionattheECUlevelofmorecomplexalgorithms,suchas‘structurefrommotion’and‘objectsclassification’,isdoneatlargelyreducedcomputationalcost.ThisversatilesmartcamerasolutioniscomplementedbyawiderangeofexternalinterfacesforgenericperipheralsincludingnetworksupportforbothEthernetandLVDSconnectivity.
PrODUCTS DeTaILS
SYSTeM bLOCK DIagraM
*Optionalelements
The STMicroelectronics corporate logo is a registered trademark of the STMicroelectronics group of companies All other names are the property of their respective owners
For more information on ST products and solutions, visit www.st.comOrder code: FLCMOSADAS0316
Supply
STV0991
Supply
Supply In
(R)(G)MI
27 MHz
Clock
I2S Out
LN1 ....LN6
CAN
Parallel Video Out
SDIOSDIO
I/O
I2C
I2CI2S In
Mic InI2C
VideoFsync
CAN bus
IRIlluminator*
Dig.Microphone
Ultrasonicsensors
ALS*
H.264, Mjpeg,Control, FW update
100/1000 Base-TxBroadR-Reach™
PALNTSC CVBS
STP cable
Radio
AudioChip
VG6640
EthernetPhy
Analog TVcoder
LVDSserializer
CANRxTx
LINRxTx
Powermanagement
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Smart camera system explorer kit
Evaluationanddevelopmentboardavailable.ContactSTSalesOfficeformoreinformation