The Microchip name and logo, the Microchip logo, AnyRate, AVR, AVR logo, AVR Freaks, BitCloud, CryptoMemory, CryptoRF, dsPIC, FlashFlex, flexPWR, Heldo, JukeBlox, KEELOQ, Kleer, LANCheck, LINK MD, maXStylus,
maXTouch, MediaLB, megaAVR, Microsemi, MOST, MOST logo, MPLAB, OptoLyzer, PIC, picoPower, PICSTART, PIC32 logo, Prochip Designer, QTouch, SAM-BA, SpyNIC, SST, SST Logo, SuperFlash, tinyAVR, UNI/O, and
XMEGA are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. ClockWorks, The Embedded Control Solutions Company, EtherSynch, Hyper Speed Control, HyperLight Load,
IntelliMOS, mTouch, Precision Edge, and Quiet-Wire are registered trademarks of Microchip Technology Incorporated in the U.S.A.
Adjacent Key Suppression, AKS, Analog-for-the-Digital Age, Any Capacitor, AnyIn, AnyOut, BodyCom, chipKIT, chipKIT logo, CodeGuard, CryptoAuthentication, CryptoCompanion, CryptoController, dsPICDEM, dsPICDEM.
net, Dynamic Average Matching, DAM, ECAN, EtherGREEN, In-Circuit Serial Programming, ICSP, Inter-Chip Connectivity, INICnet, JitterBlocker, KleerNet, KleerNet logo, Mindi, MiWi, motorBench, MPASM, MPF, MPLAB
Certified logo, MPLIB, MPLINK, MultiTRAK, NetDetach, Omniscient Code Generation, PICDEM, PICDEM.net, PICkit, PICtail, PolarFire, PureSilicon, QMatrix, REAL ICE, Ripple Blocker, SAM-ICE, Serial Quad I/O, SMART-I.S.,
SQI, SuperSwitcher, SuperSwitcher II, Total Endurance, TSHARC, USBCheck, VariSense, ViewSpan, WiperLock, Wireless DNA, and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and
other countries.
SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. Silicon Storage Technology is a registered trademark of Microchip Technology Inc. in other countries. GestIC and ULPP are registered trademarks of
Microchip Technology Germany II GmbH & Co. & KG, a subsidiary of Microchip Technology Inc., in other countries. The LoRa name and associated logo are registered trademarks of Semtech Corporation or its subsidiaries.
USB Type-C™ is a trademark of USB Implementers Forum. Arm and Cortex are registered trademarks of Arm Ltd. in the EU and other countries. All other trademarks mentioned herein are property of their respective
companies. © 2018, Microchip Technology Incorporated, All Rights Reserved.
A MICROCHIP TECHNOLOGY INC. PUBLICATION
JAN/FEB 2019
COVER STORY
4 How Secure Is Your IoT Design?
Simplifying Hardware Security Implementation for IoT Nodes
With the Award-Winning SAM L11 Microcontroller
NEW PRODUCTS
8 A Billion Possibilities
Industry’s Lowest-Power LoRa
®
System-in-Package Family
Accelerates Development of Remote IoT Nodes
10 No Need to Compromise
Extend Battery Life in Portable Devices and Save Space
With New Ultra-Low Iq LDO
11 Keep Your Gloves On
New Single-Chip maXTouch
®
Touchscreen Controllers
Support Automotive Touchscreens Up to 20 Inches
13 Single-Chip Timing
Industry’s Smallest Multi-Output MEMS Clock Generator
Oers Up to 80 Percent Board Space Savings on
Timing Components
NEW TECHNOLOGY
15 Freedom to Innovate
Industry’s First RISC-V SoC FPGA Architecture Brings
Real-Time to Linux
®
for Creating Low-Power, Secure and
Reliable Designs
17 One Cable for All
INICnet™ Technology for Automotive Infotainment
Networking Supports Ethernet, Audio and Video
DESIGN ARTICLES
19 Step Up to Sliders
or Wheels
Quickly and Easily Upgrade Your
Product’s User Interface With Microchip’s
Touch Libraries
22 Amp It Up
A Comparison of Common Architectures
Used Within Instrumentation Ampliers
FEATURED VIDEO
2
contents
How to Implement Capacitive Touch With an
AVR
®
Microcontroller