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Mobile robot sensor

Products and reference designs
Block diagram

Mobile robot sensor

Block diagram

Overview

Our integrated circuits and reference designs help you create sensing modules for radar, LIDAR or ultrasonic proximity.

Design requirements

  • High-speed signal chain with an integrated or discrete digital converter.
  • Fast power pulsing capabilities for sensors requiring active illumination.
  • High-speed low latency communication to the compute module.
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Block diagram

Find products and reference designs for your system.

Mobile robot LiDAR

Mobile robot radar

Mobile robot ultrasonic

Mobile robot vision

Mobile robot LiDAR

Input power Input power G G G Wired communication interface Wired communication interface G Non-isolated DC/DC power supply Non-isolated DC/DC power supply LDO LDO DC/DC DC/DC PMIC PMIC Self-diagnostics/safety monitoring Self-diagnostics/safety monitoring Temperature sensor Temperature sensor Voltage supervisor Voltage supervisor Watchdog Watchdog Reset Reset Comparator Comparator MCU MCU Laser pulse generation Laser pulse generation Laser diode divider Laser diode divider DC/DC DC/DC Amp Amp Digital processing Digital processing MCU /MPU MCU /MPU Level shifter / buffering Level shifter / buffering Wired interface Wired interface Ethernet Ethernet RS-485 RS-485 LVDS LVDS IO-link IO-link CAN CAN Protection Protection USB USB Memory Memory Bus termination Bus termination Protection Protection Mechanical beam steering Mechanical beam steering Motor driver Motor driver Analog front end Analog front end Ref Ref ADC ADC Current sensor Current sensor CMP CMP TIA TIA Clocking Clocking BAW oscillator BAW oscillator Clock distribution Clock distribution

Analog front end

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The analog front-end drives the laser diode and evaluates the reflected laser pulse. Our product portfolio offers different types of amplifiers and fast time-to-digital converters.

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Amplifiers (2)
Transimpedance amplifiers
  • OPA857—Ultralow-Noise, Wideband, Pseudo-Differential Output Transimpedance Amplifier
    Data sheet: PDF | HTML
High-speed op amps (GBW ≥ 50 MHz)
  • OPA858—5.5 GHz Gain Bandwidth Product, Decompensated Transimpedance Amplifier with FET Input
    Data sheet: PDF | HTML
Data converters (1)
High-speed ADCs (≥10 MSPS)
  • ADC3244—Dual-channel 14-bit 125-MSPS analog-to-digital converter (ADC)
    Data sheet: PDF | HTML
  • TIDA-00663—LIDAR Pulsed Time of Flight Reference Design
    Design guide: PDF Schematic: PDF
  • TIDA-01187—LIDAR-Pulsed Time-of-Flight Reference Design Using High-Speed Data Converters
    Design guide: PDF Schematic: PDF
  • TIDA-01573—Nanosecond Laser Driver Reference Design for LiDAR
    Design guide: PDF Schematic: PDF
  • TIDA-060025—Reference design maximizing transimpedance bandwidth for LIDAR and time-of-flight (ToF) applications
    Design guide: PDF Schematic: PDF
Application note

Technical documentation

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Type Title Date
White paper Addressing Factory Automation Challenges with Innovations in Power Design 28 Sep 2021
E-book Ein Techniker-Leitfaden für Industrieroboter-Designs 28 Oct 2020
E-book E-book: An engineer’s guide to industrial robot designs 16 Nov 2020
Application note mmWave Radar Sensors: Object Versus Range (Rev. A) 11 May 2022
Functional safety information Build safer, efficient, intelligent and autonomous robots 11 Aug 2022
Functional safety information Build safer, efficient, intelligent and autonomous robots 11 Aug 2022
White paper How sensor data is powering AI in robotics 09 Jan 2019
Application brief Accurate distance measurements with a highly integrated ToF position sensor 08 May 2022
Product overview TI DLP® Technology for 3D Machine Vision (Rev. C) 08 Apr 2016
White paper Leveraging the 60-GHz RF band to enable accurate mmWave sensing 02 Nov 2018

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