Datasheet
Table Of Contents
- General Description
- Pin Assignments
- Absolute Maximum Ratings
- Electrical Characteristics
- Typical Operating Characteristics
- Detailed Description
- Register Description
- Application Information
- Package Information
- Tape & Reel Information
- Soldering & Storage Information
- Laser Eye Safety
- Ordering & Contact Information
- RoHS Compliant & ams Green Statement
- Copyrights & Disclaimer
- Document Status
- Revision Information
- Content Guide
Page 2 ams Datasheet
Document Feedback [v1-08] 2020-Jun-29
TMF8701 − General Description
Applications
The device is ideal for use in the mobile phone market with
applications including:
• Distance measurement for camera autofocus (Laser
Detect Autofocus - LDAF)
• Supporting low-power system operation by enabling
high-power components (i.e. 3D facial recognition) only
when an object is in the detection range
• Proximity detection
• Presence detection - Object detection
• Collision avoidance
Block Diagram
The functional blocks of this device are shown below:
Figure 2:
TMF8701 Block Diagram
TMF87 01
VCSEL
Optical
Filter
Reflective
Surface
Background
Light
Internal
Reflection
Optics
SPAD,
TDC and
Histogram
Driver
Control
Data
Process
Cortex M0
TOF Sensor
EN
GPIO1
GPIO0
INT
SDA
SCL
VDDC
GNDC
VDD
GND
Host