A Brilliant Combination

3600 Peterson WaySanta Clara, California 95054www.adestotech.com

Adesto Acquires S3 Semiconductors

Beyond Memories …

May 9, 2018

2

Who is Adesto Technologies?

Founded: 2006 in Silicon Valley, CAPublicly traded: IOTS

Over 2,000 end customersLong term supplier to Tier 1 OEMsOver 200Mu annual shipments

Inventing Application-Specific, Feature-Rich, Smart, Ultra-Low Power Non-Volatile Memory

Optimized for IoT and Mobile Products in Consumer, Communications and Industrial Markets

YoY growth rate greater than 30%

3

What do we do?

Application-Specific Non-Volatile Memories

Consumer IoTIndustrial IoT MedicalCommunications/

EmbeddedComputing

Lowest power, smart memory solutions for the Edge of IoT

NV Memory

memory

IoT Edge Node

controller

sensor

analog communication

4

Adesto’s Products

Battery operated devices

Wide VCC, lowest sleep power

Smart Home RF Remote Consumer IoT

Fusion

Standard Serial Flash

Smart Home RF Remotes

Phoenix

High performance

Data logging Execute in Place

Smart Meter Wearables Medical

DataFlash EcoXiP

Energy Harvesting, Ultra low energy

Ultra fast

Camera Module IoT Nodes

Mavriq Moneta

5

Adesto’s Worldwide Presence

• Global Franchised Distribution

– Acte A/S

– Arrow

– Avnet (Incl. EBV)

– DigiKey

– Future Electronics

– More regional distributors

CORPORATE HEADQUARTERS

TEXAS N. CAROLINA

U.K.

GERMANY

FRANCE

SINGAPORE

TAIWAN

HONG KONG

SHENZHEN

SHANGHAI

S. KOREA JAPANSANTA CLARA, CA

SALES & MARKETING OFFICES

6

Adesto Acquires S3 Semiconductors

Adesto acquires S3’s mixed-signal business: S3 SemiconductorsTransaction

Mixed-signal, analog, RF solutions & SoC integration, a greatly expanded offeringProduct Expansion

Merging of roadmaps will provide opportunity to create highly differentiated productsEnhanced Roadmap

Expanded sales, suppliers and technical support infrastructureImproved Scale

7

Who is S3 Semiconductors?

Based in DublinDesign centers in Ireland, Czech Republic & Portugal

70+ design engineersExpertise in mixed-signal and RF

Over 200 successful chips designed

Leading provider of mixed-signal and RF application-specific integrated circuits (ASICs)

Significant traction in Industrial IoT and Communications Markets

Business model:Custom chips, design services and IP sales

8

What does S3 Semiconductors do?

Design, manufacture and sales of custom mixed-signal and RF chips and design services

Chips

Licensing mixed-signal and RF IP blocksIP

Custom Mixed-Signal & RF Devices

Industrial IoT EmbeddedCommunications

controller

analog/RF communication

memory

IoT Edge Node

sensor

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S3 Semiconductors: Offering Tremendous Value for I-IoT Market

S3semi designed single mixed-signal RF chip

Reduced BoM up to 80%

Annual volumes: 100KU to 1MU

Industrial OEM systems

Bill of Materials (BoM) containing multiple components

Improved performance and reduced system cost for Industrial IoT Systems

10

S3 Semiconductors: Examples of Customers/Applications

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Mixed Signal(Adesto)

Mixed Signal(S3semi)

Why the Combination Makes Sense

Systems Expertise(Adesto)

Low Power Memory(Adesto)

Power Management(S3semi)

Controller(S3semi)

RF/ Comm.(S3semi)

Typical IoT Edge Node

IoT

Wide range of product offerings for customers

Expands critical technologies and domain expertise for I-IoT

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Memory Business Unit

Continues to develop and market

memories for IoT

Offering More to our Customers

S3 Semiconductors Division

Continues to develop and market custom

products,services and IP

Expanded Support

Deeper & wider product offering

No change to business models

13

Expanded Worldwide Presence

• Global Franchised Distribution

– Acte A/S

– Arrow

– Avnet (Incl. EBV)

– DigiKey

– Future Electronics

– More regional distributors

CORPORATE HEADQUARTERS

TEXAS N. CAROLINA

U.K.GERMANY

FRANCE

SINGAPORE

TAIWAN

HONG KONG

SHENZHEN

SHANGHAI

S. KOREA JAPANSANTA CLARA, CA

SALES & MARKETING OFFICES

S3 Semiconductors Design Centers

IRELAND

PORTUGAL

CZECH REP.

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Where are we Going?

A leading provider of Innovative Application-Specific Semiconductors for the IoT Era

Expand Revenue, SAM

and Gross Margin

Expand Industrial IoT Edge

Leadership and Differentiation

Increase Silicon Content

in IoT Edge Nodes

controller

analog communication

memory

IoT Edge Node

sensor

A Brilliant Combination

Thank You