Data Sheet
Table Of Contents
IDC7 Bluetooth Module
Model: IDC747
Page: 2 Copyright IOT747 Ref: IDC747-DTS-V003
IOT747, 122 Ross Street, Cambridge, CB1 3BU, United Kingdom
Check www.iot747.com for updates. Email: info@iot747.com Back to TOC
IDC747 Module
Product Information Data Sheet
Ref: IDC747-DTS-V003
Latest Update: July 20, 2021
122 Ross Street, CB13BU
Cambridge, United Kingdom
www.iot747.com
Contents
General Specifications ............................................................................................................... 3
Footprint ..................................................................................................................................... 4
Pinout ......................................................................................................................................... 5
Hardware Design Guidelines ..................................................................................................... 7
Fixed Voltage Supply Configuration .................................................................................................. 7
Battery Voltage Supply Configuration ................................................................................................ 8
Module Boot Modes .......................................................................................................................... 8
ESD protection .................................................................................................................................. 9
GPIOs and UART ............................................................................................................................ 10
Audio Circuit ............................................................................................................................. 11
Connecting Microphones ................................................................................................................. 11
Connecting Speakers ...................................................................................................................... 12
External Amplifier Support ............................................................................................................... 12
USB supply configuration: ............................................................................................................... 12
Solder Reflow Profile ............................................................................................................... 17
Regulatory Certifications .......................................................................................................... 18
United States - FCC ........................................................................................................................ 18
Europe - CE and RoHS Marking ..................................................................................................... 19
Ordering Information ................................................................................................................ 21
Packaging ................................................................................................................................ 22
General Notes .......................................................................................................................... 23
Change Log.............................................................................................................................. 24