TMF8805 1D Time-of-Flight Sensor

Time-of-Flight sensor with 940nm integrated IR VCSEL in a 2.2mm x 3.6mm x 1.0mm optical module 1.8V I²C

Features

  • Direct ToF technology with high sensitivity SPAD detection
  • Fast Time-to-Digital Converter (TDC) architecture
  • Sub-nanosecond light pulse
  • 20 – 2500mm distance sensing @ 30Hz
  • On-chip histogram processing
  • 940nm VCSEL Class 1 Eye Safety
  • High performance on-chip sunlight rejection filter and algorithm
  • Industry’s smallest modular OLGA 2.2 x 3.6 x 1.0 mm package

Benefits

  • Delivers high SNR, wide dynamic range and no multi-path reflections
  • Enables dark and sunlight environment distance measurement within ±5%
  • Provides best-in-class resolution ranging mode detection sensing
  • Enables accurate distance measurements
  • Provides high accuracy, greater distance between cover glass, dynamic cover glass calibration, dirt or smudge removal and crosstalk compensation
  • Eye-safety circuitry stops VCSEL driver if VCSEL fault occurs
  • Optical filters with algorithm support enables high ambient light resilience
  • Reduce board space requirements, enables low-profile system designs in restricted space Industrial Designs

Product parameters

Supply Voltage [V] 2.7 - 3.3
I²C Bus [V] 1.8
Programmable Mode setting, Repetition rate, Interrupt
Integrated Capabilities and Components Ambient light immunity (100k lux to 0 lux)
Recommended Operating Distances [cm] 2 - 250
Temperature Range [°C] -30 to 70
Packages OLGA, Pin Count 12

General Description

The TMF8805 is a time-of-flight (TOF) sensor in a single modular package with associated VCSEL. The TOF device is based on SPAD, TDC and histogram technology. The device achieves 2500mm detection range.

This product suits for the following applications:

  • Laser Detect Auto-Focus (LDAF)
  • Presence detection
  • Industrial ranging
  • People counting
  • Object and collision avoidance
  • Fast ranging navigation detection
  • Inventory control
  • Optical switch
  • Low-power system buffering of 3D cameras

Tools

Title Category Headline Buy
TMF8805 Eval Kit Application Board Evaluation Kit for TMF8805

Resources

Type Description Language
Application Data TMF8x0x Linux EVM Board Schematic and Layout English
Application Data TMF8805 Daughter Card Schematic and Layout English
Firmware TMF8805_FW_v3.0.18.0.zip EN
Evaluation Software TMF8805_EvalSW_v2-2-4.exe EN
Driver TMF8805_Driver_pLinux_v3.0.18.0.zip EN
Driver TMF8805_Driver_BareMetalMCU_v3.0.18.0.zip EN

Technical Documents

Type Description Language
Datasheet TMF8805 Datasheet English
Application Note TMF8X0X Optical Design Guide English
Application Note TMF8X0X Linux Device Driver ABI English
Application Note I2C Commands to Control TMF8701/TMF8801/TMF8805 English
Technical Note TMF8805 Laser Safety Certificate English

Environmental Documents

Type Description Language
RoHS Certificate RoHS Certificate TMF8805 English

Other Information

Type Description Language
Block Diagram TMF8805 Block Diagram English
Factsheet 1D Time-of-Flight Sensing (Factsheet for TMF8805) English
Image TMF8805 picture (top) English
Image TMF8805 picture (top_perspective) English
Image TMF8805 picture (bottom) English
Image TMF8805 picture (bottom_perspective) English