Growth Products Deliver across the Board

AUSTIN, Texas — (BUSINESS WIRE) — April 29, 2015 —  Silicon Labs (NASDAQ: SLAB), a leading provider of microcontroller, wireless connectivity, analog and sensor solutions for the Internet of Things (IoT), today reported financial results for its first quarter ended April 4, 2015. Revenue in the first quarter exceeded the top end of guidance and established a new record at $163.7 million, up from $162.0 million in the fourth quarter.

Financial Highlights

On a GAAP basis:

• Gross margin was 58.9 percent
• R&D expenses were $46.9 million
• SG&A expenses were $42.3 million
• Operating income as a percentage of revenue was 4.4 percent
• Diluted earnings per share were $0.15

On a non-GAAP basis (results exclude the impact of stock compensation, amortization from acquired intangible assets and certain other items as set forth in the reconciliation tables below):

• Gross margin was 60.0 percent
• R&D expenses were $37.7 million
• SG&A expenses were $32.9 million
• Operating income as a percentage of revenue was 16.8 percent
• Diluted earnings per share were $0.54

Business Highlights

• Broad-based revenue is now broken out into IoT and Infrastructure product categories
• IoT revenue, previously called MCU, wireless, sensors and analog, established an all-time high revenue quarter at $60.9 million
• Infrastructure, including timing and isolation products, established record revenue at $30.1 million
• Broadcast revenue was $46.1 million, with a record in automotive and consumer seasonally down
• Access revenue was consistent with expectations at $26.5 million

Product Highlights

• Acquired Bluegiga, a leading provider of Bluetooth® and Wi-Fi® modules, software stacks and development tools for a wide range of applications for the IoT.
• Announced Blue Gecko Bluetooth Smart solutions including wireless system-on-chip (SoC) devices, embedded modules, and Bluegiga’s software development kit and Bluetooth Smart software stack to address the largest, fastest-growing low-power wireless connectivity opportunity in the IoT market.
• Introduced the EZR32 family of sub-GHz wireless MCUs, delivering a combination of energy efficiency and RF performance for applications ranging from smart metering to the connected home.
• Launched the new EFM8 Bee MCU family, which includes three lines of highly integrated, peripheral-rich 8-bit MCUs optimized for exceptional price/performance, ultra-low-power touch control and USB connectivity.
• Introduced the CP2614 bridge chip and evaluation kit to simplify the development of accessories for iOS devices by providing a turnkey digital audio bridge solution for Made for iPod/iPhone/iPad (MFi) products.
• Announced the next generation of the Simplicity Studio™ development environment, enabling concurrent MCU and RF design for IoT applications.
• Introduced the industry’s first complete Wireless M-Bus platform solution designed to simplify the development of wirelessly connected smart meters for electricity, gas, water and heat resources in the European market.
• Announced a collaboration with ARM® to deliver the first power management application programming interfaces (APIs) for ARM mbed™ platforms, bringing greater energy efficiency to power-sensitive, battery-operated connected devices.
• Launched the Si88xx digital isolator family, providing industrial system developers with a complete plug-and-play solution that simplifies power supply applications while ensuring long-term performance and reliability.
• Introduced the new Si479xx/Si46xx automotive radio system portfolio to provide a complete platform for the global automotive infotainment market, ranging from entry-level car radios to multi-tuner, multi-antenna designs.
• Launched the Si2144/24 tuner family, offering set-top box (STB) makers an optimal balance of RF performance, energy efficiency, tiny package size and BOM-saving integration.
• Received a favorable ruling on the ITC lawsuit initiated by Cresta Technology.

Business Outlook

The company expects revenue in the second quarter to be in the range of $164 million to $169 million and anticipates another record in its IoT products. Second quarter diluted earnings per share are expected to be between $0.11 and $0.17 on a GAAP basis and between $0.50 and $0.56 on a non-GAAP basis.

“We are very pleased by our strong start in what is typically a seasonally down quarter and by the progress we have made over the past year, with double-digit growth in our investment businesses,” said Tyson Tuttle, CEO of Silicon Labs. “We had a great quarter filled with a lot of good news and achievements, including our entry into the Bluetooth Smart market and the completion of our acquisition of Bluegiga.”

Webcast and Conference Call

A conference call discussing the quarterly results will follow this press release at 7:30 a.m. Central time. An audio webcast will be available on Silicon Labs' website under Investor Relations ( www.silabs.com). A replay will be available after the call at the same website listed above or by calling 1 (855) 859-2056 or (404) 537-3406 (international) and entering conference ID 39717392. The replay will be available through May 15, 2015.

About Silicon Labs

Silicon Labs (NASDAQ: SLAB) is a leading provider of silicon, software and system solutions for the Internet of Things, Infrastructure, industrial automation, consumer and automotive markets. We solve the electronics industry’s toughest problems, providing customers with significant advantages in performance, energy savings, connectivity and design simplicity. Backed by our world-class engineering teams with strong software and mixed-signal design expertise, Silicon Labs empowers developers with the tools and technologies they need to advance quickly and easily from initial idea to final product. www.silabs.com

Forward-Looking Statements

This press release contains forward-looking statements based on Silicon Labs' current expectations. The words "believe," "estimate," "expect," "intend," "anticipate," "plan," "project," "will" and similar phrases as they relate to Silicon Labs are intended to identify such forward-looking statements. These forward-looking statements reflect the current views and assumptions of Silicon Labs and are subject to various risks and uncertainties that could cause actual results to differ materially from expectations. Among the factors that could cause actual results to differ materially from those in the forward-looking statements are the following: risks that Silicon Labs may not be able to maintain its historical growth; quarterly fluctuations in revenues and operating results; difficulties developing new products that achieve market acceptance; dependence on a limited number of products and customers; intellectual property litigation risks; risks associated with acquisitions and divestitures; risks related to the successful completion of the development and implementation of Bluegiga’s technology; risks associated with the development of modules and the Company’s limited operating history with modules; risks that the acquisition may not yield the expected benefits due to the failure to properly integrate the acquired business and employees; risks that our competitors that supply products incorporated in Bluegiga’s modules may disrupt such supply; risks that the acquired business’ products and processes under development may fail to achieve market acceptance; risks of disputes regarding the acquired business and intellectual property; product liability risks; difficulties managing our distributors, manufacturers and subcontractors; inventory-related risks; difficulties managing international activities; risks that Silicon Labs may not be able to manage strains associated with its growth; credit risks associated with our accounts receivable; dependence on key personnel; stock price volatility; geographic concentration of manufacturers, assemblers, test service providers and customers in Asia that subjects Silicon Labs' business and results of operations to risks of natural disasters, epidemics, war and political unrest; debt-related risks; capital-raising risks; the competitive and cyclical nature of the semiconductor industry; average selling prices of products may decrease significantly and rapidly; information technology risks; conflict mineral risks and other factors that are detailed in the SEC filings of Silicon Laboratories Inc. Silicon Labs disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise. References in this press release to Silicon Labs shall mean Silicon Laboratories Inc.

Note to editors: Silicon Laboratories, Silicon Labs, the “S” symbol, the Silicon Laboratories logo, the Silicon Labs logo and Simplicity Studio are trademarks of Silicon Laboratories Inc. All other product names noted herein may be trademarks of their respective holders.