Cirrus Logic, Inc.

- Cirrus Logic develops high-precision, analog and mixed-signal integrated circuits for a broad range of consumer and industrial markets. Building on its diverse analog and signal-processing patent portfolio, Cirrus Logic delivers highly optimized products for consumer and commercial audio, automotive entertainment, industrial and aerospace applications.

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Digi-Key’s library of more than 1700 exclusive PTM Online… On Demand® product training modules is a collection of training tools created with you – the busy design engineer – in mind. They are provided with the cooperation of participating supplier partners. From this one source, you can learn about the latest products and technologies, download datasheets, check inventory, contact our technical staff, and place an order for same-day shipment.

These modules are available in audio and non-audio formats and listed by supplier in easy-to-find alphabetical order. Simply locate the module that interests you and click on your format of choice. We hope you find these tools useful, and with new modules added continuously, we invite you to stop back often to see what’s new.

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	Module Name	Preview	Audio	Non-Audio	Duration	Parts List
	CS35L0x Audio Amplifiers Overview		2.7MB	497KB	5 min	Parts List

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LED Lighting Solutions - Cirrus Logic digital LED controllers directly solve the dimmer compatibility issues that have been a major barrier to consumer adoption of LED retrofit bulbs. Featuring Cirrus Logic's patented digital technology, the CS1615/16, CS1610/11/12/13 and CS1630/31 controller families are designed to help leading LED lamp manufacturers solve complex engineering challenges and drive high-volume LED sales growth. More...

CS163x LED Driver IC - Cirrus Logic's CS1630 and CS1631 are high-performance offline AC/DC LED drivers for dimmable and high color rendering index (CRI) LED replacement lamps and luminaires. They feature Cirrus Logic's proprietary digital dimmer compatibility control technology and digital correlated color temperature (CCT) control system that enables 2-channel LED color mixing. The CS1630 is designed for 120 VAC line voltage applications, and the CS1631 is optimized for 230 VAC line voltage applications. More...

CS161x LED Drivers - Through Cirrus Logic’s highly patented digital EXL Core™ architecture, Cirrus Logic’s TRIAC dimmable LED driver ICs, featuring digital TruDim™ technology, represent a giant leap forward for LED lamps in dimmable retrofit, dimmable LED luminaries, off-line LED drivers and commercial lighting systems. Cirrus Logic’s LED driver ICs deliver a high efficiency, cost-effective, flicker-free, phase dimmable solid-state lighting solution targeting the incandescent light bulb replacement market. More...

Application Notes

AN346: CS150x & CS160x PCB Layout Guidelines
AN349: Migrating from the L6562 to the CS1601 Power Factor Correction IC
AN351: Boost Inductance vs Inductor Size
AN352: Driving MOSFETs with the CS1501 and CS1601
AN353: De-coupling Noise Sources in the CS1601
AN356: CS1501 and CS1601 - Driving the ZCD Pin from the MOSFET Drain

Reference Designs

CS1501 90W, High-efficiency PFC Demonstration Board
CS1601 120W, High-efficiency PFC Demonstration Board
CS1601 120W, High-efficiency PFC + Fluorescent Lamp Driver Reference Design

Product Information

Audio Solutions Brochure
Product Summary Guide (2010 Product Summary Guide, Winter)
The Digital Imperative: The Rising Wave in Power Factor Correction (PFC) Techniques

Audio Products

Cirrus Logic is a recognized leader in analog and mixed-signal audio converter technologies that enable today's new consumer, professional and automotive entertainment products.

A/D and D/A Converters - A wide variety of high precision 24-bit converters, offering flagship performance and high levels of integrations for cost-effective system designs.

Class-D - Innovative controller and power stage ICs to enable a new generation of applications requiring smaller form factors, less heat dissipation and high audio quality.

Codecs - A wide variety of high-precision 24-bit codecs, ranging from low-power stereo ICs to advanced solutions for multi channel surround-sound.

Interface and Sample-Rate Converters - High-performance peripheral mixed-signal audio products that offer superior audio quality and performance.

Audio DSPs - Portfolio of audio-optimized 32-bit solutions that provide superior processing performance and software features, with a focus on reducing overall system costs. Industry standard audio algorithms, customer support and innovative software solutions provide additional value.

Energy Products

Cirrus Logic's high-precision A/D converters are based on the company's proprietary Delta Sigma and SAR technologies, and are recognized for their superior performance and features for applications such as industrial process control, analytical instruments, consumer utility, digital power meters and seismic systems.

Geophysical - A wide range of high-precision ICs, including A/D converters, test DACs, modulators, amplifiers and filters for marine and land seismic exploration systems.
Energy Measurement - A broad family of energy measurement ICs ideally targeted for single- and three-phase utility power metering applications and region-specific requirements.