DS-000333
MOD_CH101 Datasheet
MOD_CH101 Datasheet
Chirp Microsystems
Document Number: DS-000333
Chirp Microsystems reserves the right to change 2560 Ninth Street, Ste 200, Berkeley, CA 94710 U.S.A
Revision: 1.0
specifications and information herein without notice. +1(510) 6408155
Release Date: 09/30/2019
www.chirpmicro.com
DS-000333
GENERAL INFORMATION APPLICATIONS
The MOD_CH101 sensor module is designed for rapid integration of
Augmented and Virtual Reality
Chirps CH-101 ultrasonic Time-of-Flight (ToF) range sensor into
Drones and Robotics
customer enclosures. It is especially useful for prototyping and small-
Mobile and Computing Devices
scale production in applications that are not extremely space
Obstacle avoidance
constrained. The modules electronic interface is via a standard 8-pin
Printers and Scanners
flat flex cable (FFC) connector. The module includes an acoustic
Proximity sensing
housing that determines the CH-101 sensors field-of-view. The
MOD_CH101-03-01 sensor module includes an omnidirectional
Presence detection: always-on sensing to
acoustic housing with a 0.7 mm diameter acoustic port and a 5.3 mm
lock/unlock and power on/off notebooks, tablets,
outer diameter.
white goods, etc.
Smart Home
DEVICE INFORMATION
FEATURES
PART NUMBER
PACKAGE LID OPENING
Fast, accurate range-finding
MOD_CH101-03-01
8x8x3.57 PCBA 1-Hole
Operating range from 4 cm to 1.2 m
RoHS and Green-Compliant Package
Sample rate up to 100 samples/sec
1.0 mm RMS range noise at 30 cm range
Programmable modes optimized for medium
and short-range sensing applications
Customizable Field-of-View (FoV) up to 180
Multi-object detection
Works in sunlight and any other lighting
Insensitive to object color, detects optically
transparent surfaces like glass windows
Easy to integrate
Single sensor for receive and transmit
Single 1.8V supply
IC Fast-Mode compatible interface, data rates
up to 400 kbps
Figure 1. Front view of CH-101 sensor module with
Dedicated programmable range interrupt pin
omnidirectional housing (P/N MOD_CH101-03-01)
Platform-independent software driver enables
turnkey range-finding
Miniature integrated module
Low-power micro-controller running advanced
ultrasound firmware
Operating temperature range: -40 to 85C
Ultra-low supply current
1 sample/s:
o 13 A (10 cm max range)
o 15 A (1.0 m max range)
30 samples/s:
o 33 A (10 cm max range)
o 130 A (1.0 m max range)
2
Host Interface: I C at up to 400 kbps
Single Supply voltage: 1.8V 5%
RoHS and Green compliant
Document Number: DS-000333 Page 2 of 12
Revision: 1.0