TIDA-00663 Reference Design

Texas Instruments

LIDAR Pulsed Time of Flight Reference Design

Description

Light Detection and Ranging (LIDAR) systems use the time taken by the light to fly back and forth to an object in an effort to measure the distance to this target.  The TIDA-00663 reference design shows how to design the time measurement back-end for LIDAR based on Time to Digital Converter (TDC) as well as associated front-end.  The LIDAR pulsed time of flight reference design can be used in all those applications where measuring distance to the target by establishing a physical contact is not possible.  Typical examples include measuring presence of objects on a conveyor belt in logistic centers: ensuring safety distances around moving robot arms among many others.

Features
  • LIDAR pulsed time of flight measurement
  • Distance resolution at system level <1cm
  • TDC resolution of 1.65cm and a white noise of 1.05cm RMS
  • TX energy: 70W peak over 40ns
Applications
  • Camera
  • Mechanically Scanning LIDAR
  • Vacuum Robots
  • Seeker Front End
  • Laser Distance Measurement
  • Position Sensor
  • Humanoids
  • Drone Vision
  • Area Scanner Safety Guard
  • Light Curtain Safety Guard
Product Categories
  • Sensors

Parts

Part Number Name Companion Part
OPA857 OPA857 Buy Datasheet
SN74LVC1G08DSFR SN74LVC1G08DSFR Buy Datasheet
SN74LVC2G14YZPR SN74LVC2G14YZPR Buy Datasheet
TDC7200PW TDC7200PW Buy Datasheet
TLV3502AIDG4 TLV3502AIDG4 Buy Datasheet
TPL0202-10 TPL0202-10 Buy Datasheet
TPS22968 TPS22968 Buy Datasheet
UCC27321 UCC27321 Buy Datasheet

Bill Of Materials

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Schematic

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Test Data

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Other Documents

Title Updated Type Size (KB)
LIDAR Pulsed Time of Flight Reference Design (Rev. B) 22 Jan 2018 PDF 796
TIDA-00663 Gerber 16 Dec 2016 ZIP 440
TIDA-00663 CAD Files 16 Dec 2016 ZIP 687
TIDA-00663 PCB 16 Dec 2016 PDF 1572
TIDA-00663 Assembly Drawing 16 Dec 2016 PDF 306
TIDA-00663 BOM 16 Dec 2016 PDF 73
TIDA-00663 Schematic and Block Diagram 16 Dec 2016 PDF 481