Device description
■
Tri-core processor architecture
■
High-performance Bluetooth
®
Audio SoC
■
Low power for extended battery life
Applications
■
Qualcomm TrueWireless
™
stereo earbuds
Features
■
Qualified to Bluetooth
®
v5.0
specification
■
120 MHz Qualcomm
®
Kalimba
™
audio DSP
■
32 MHz Developer
Processor for applications
■
Firmware Processor for
system
■
Flexible QSPI flash
programmable platform
■
Advanced audio algorithms
■
High-performance 24‑bit
audio interface
■
1 or 2 mic Qualcomm
®
cVc
™
headset speech
processing
■
Serial interfaces: UART, Bit
Serializer (I²C/SPI),
USB 2.0
■
Integrated PMU: Dual
SMPS for system/digital
circuits, Integrated Li-ion
battery charger
■
15 PIOs, 5 LED pads with
PWM
■
81-ball 3.9798 x 4.0184 x
0.54 mm, 0.4 mm pitch
WLCSP
System architecture
XTAL
Ext Memory
Bluetooth
Radio
Digital
Audio
Interface
I/O
and
USB
Qualcomm
®
Kalimba™
DSP
Apps
Developer
Processor
Apps
Firmware
Processor
UART/USB
PIO
I²C/SPI
Stereo HQ
ADC
Class-D
Earphone
Speaker
Output
LED Driver
with PWM
SMPS
LDOs
Li-Ion
Charger
Line In / Dual
Analog Mic In
Earphone
Battery
LED
DigMic
I²S/PCM
Confidential and Proprietary – Qualcomm Technologies International, Ltd.
NO PUBLIC DISCLOSURE PERMITTED: Please report postings of this document on public servers or websites to DocCtrlAgent@qualcomm.com.
Restricted Distribution: Not to be distributed to anyone who is not an employee of either Qualcomm Technologies International, Ltd. or its affiliated companies
without the express approval of Qualcomm Configuration Management.
Not to be used, copied, reproduced, or modified in whole or in part, nor its contents revealed in any manner to others without the express written permission of
Qualcomm Technologies International, Ltd.
All Qualcomm products mentioned herein are products of Qualcomm Technologies, Inc. and/or its subsidiaries. All Qualcomm products mentioned herein are
products of Qualcomm Technologies, Inc. and/or its subsidiaries.
Qualcomm and Qualcomm TrueWireless are trademarks of Qualcomm Incorporated, registered in the United States and other countries. Kalimba and Kymera are
trademarks of Qualcomm Technologies International, Ltd. cVc is a trademark of Qualcomm Technologies International, Ltd., registered in the United States and
other countries. Other product and brand names may be trademarks or registered trademarks of their respective owners.
This technical data may be subject to U.S. and international export, re-export, or transfer ("export") laws. Diversion contrary to U.S. and international law is strictly
prohibited.
Qualcomm Technologies International, Ltd. (formerly known as Cambridge Silicon Radio Limited) is a company registered in England and Wales with a registered
office at: Churchill House, Cambridge Business Park, Cowley Road, Cambridge, CB4 0WZ, United Kingdom.
Registered Number: 3665875 | VAT number: GB787433096
©
2017, 2018 Qualcomm Technologies, Inc. and/or its subsidiaries. All rights reserved.
QCC3026 WLCSP
Production Information Data Sheet
80-CF475-1 Rev. AD
June 1, 2018
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