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New PSoC(R) Devices Extend Cypress's Leadership In Capacitive Sensing.


Optimized CapSense Devices Deliver 45X Better Noise Immunity, 30 Percent Faster Update Speeds and 60 Percent Lower Power Consumption for Handsets and Other Applications

SAN JOSE San Jose, city, United States
San Jose (sănəzā`, săn hōzā`), city (1990 pop. 782,248), seat of Santa Clara co., W central Calif.; founded 1777, inc. 1850.
, Calif. -- Cypress Semiconductor Cypress Semiconductor is a semiconductor design and manufacturing company. It began operations in 1982 and listed publicly in 1986. Two years later, the company shifted over to the New York Stock Exchange under the symbol, (NYSE: CY).  Corp. (NYSE NYSE

See: New York Stock Exchange
:CY) today introduced a family of PSoC([R]) (Programmable System-on-Chip[TM]) devices optimized for use in capacitive sensing interface applications. The new CapSense devices deliver 45X better noise immunity, 30 percent faster update speeds with 60 percent lower power consumption and 300 percent greater resolution than previous devices, improving on the industry's most flexible capacitive sensing solution.

A single CapSense device can replace dozens of mechanical switches and controls with a simple, touch-sensitive interface. CapSense-based "button" and "slider A block of material that holds the read/write head of a magnetic disk. See flying head. " controls are more reliable than their mechanical counterparts because they are not prone to the environmental wear-and-tear that affects exposed buttons and switches. Cypress recently announced that it has surpassed 100 CapSense design wins worldwide in applications that include mobile handsets, portable media players, white goods, computers, printers and automotive, among others.

"We are improving upon what is already the premier capacitive sensing solution on the market," said George Saul, vice president of Cypress's PSoC Business Unit. "These improvements, particularly much better noise immunity and lower power consumption, strengthen PSoC CapSense as a clear choice for designers looking to implement capacitive sensing in next-generation handsets and other systems."

Price and Availability

There are three versions of the new CapSense optimized devices: the CY8C20234 (16-pin QFN QFN Quad Flat No-Lead
QFN Queen Fan Newsletter (rock band)
QFN Quad Flat No Leads
 package), the CY8C20334 (24-pin QFN) and the CY8C20434 (32-pin QFN). Pricing in 10,000-unit quantities ranges from $1.26 each for the 32-pin device, to about $1.09 each for the 16-pin part. A high-resolution photo is available for download at www.cypress.com/CapSense-photo.

About CapSense

Capacitive sensing is fast becoming the solution of choice for front-panel display and media control applications. Increased durability, decreased bill of materials The list of components that make up a system. For example, a bill of materials for a house would include the cement block, lumber, shingles, doors, windows, plumbing, electric, heating and so on.  (BOM) and a clean, minimalist appearance make this elegant interface attractive to a wide range of designs. With Cypress's CapSense interface, a finger on the interface forms an electrical connection An electrical connection between discrete points allows the flow of electrons, (current). A pair of connections is needed for a circuit.

Between points with a low voltage difference between them, direct current flow can be controlled by a switch.
 with embedded sensors, which work with the PSoC device to translate data about the finger's presence into various system control functions. The sensor itself is only a copper pad on the PCB PCB: see polychlorinated biphenyl.
PCB
 in full polychlorinated biphenyl

Any of a class of highly stable organic compounds prepared by the reaction of chlorine with biphenyl, a two-ring compound.
, not an actual component. All of the circuitry for controlling the sensor is inside the PSoC device.

Cypress's CapSense solution offers system designers numerous advantages over capacitive sensing products built around modules and sub-assemblies, including increased flexibility, reduced board space and lower cost. Because of the unique PSoC architecture, designers can easily integrate multiple functions (e.g., LED drivers and LCD displays), in addition to capacitive sensing. The PSoC CapSense solution also delivers benefits such as easy communications using either I2C I2C Inter-Integrated Circuit
I2C Intelligent Interface Controller
I2C Intelligent Controller
 or SPI (1) (Stateful Packet Inspection) See stateful inspection.

(2) (Service Provider Interface) The programming interface for developing Windows drivers under WOSA.
 interfaces, the ability to implement both trackpad (x-y matrix) and linear slider applications with the same device, and the ability to make quick design changes using the flash-based PSoC architecture.

About the PSoC Family

PSoC devices are configurable mixed signal arrays that integrate a fast 8-bit microcontroller with many peripheral functions typically found in an embedded design. PSoC devices provide the advantages of an ASIC (Application Specific Integrated Circuit) Pronounced "a-sick." A chip that is custom designed for a specific application rather than a general-purpose chip such as a microprocessor.  without the ASIC NRE (Non-Recurring Engineering) Refers to the cost of creating a new product, which is paid up front. Contrast with "production cost," which is ongoing and based on the quantity of material produced.  or turn-around time. A single PSoC device can integrate as many as 100 peripheral functions with a microcontroller, saving customers design time, board space and power consumption. Customers can save from 5 cents to as much as $10 in system costs. Easy to use development tools enable designers to select configurable library elements to provide analog functions such as amplifiers, ADCs, DACs, filters and comparators and digital functions such as timers, counters, PWMs, SPI and UARTs. The PSoC family's analog features include rail-to-rail inputs, programmable gain amplifiers and up to 14-bit ADCs with exceptionally low noise, input leakage and voltage offset. PSoC devices include up to 32KB of Flash memory, 2KB of SRAM See static RAM.

SRAM - static random-access memory
, an 8x8 multiplier with 32-bit accumulator, power and sleep monitoring circuits, and hardware I2C communications.

All PSoC devices are dynamically reconfigurable, enabling designers to create new system functions on-the-fly. Designers can achieve far greater than 100 percent utilization of the die, in many cases, by reconfiguring the same silicon for different functions at different times.

About Cypress

Cypress solutions perform: consumer, computation, data communications, automotive, industrial, and solar. Leveraging proprietary silicon processes, Cypress's product portfolio includes a broad selection of wired and wireless USB devices, CMOS image sensors, timing solutions, specialty memories, high-bandwidth synchronous and micropower memory products, optical solutions and reconfigurable mixed-signal arrays. Cypress trades on the NYSE under the ticker symbol Ticker Symbol

An arrangement of characters (usually letters) representing a particular security listed on an exchange or otherwise traded publicly. When a company issues securities to the public marketplace, it selects an available ticker symbol for its securities which investors
 CY. Visit us at www.cypress.com.

Cypress, the Cypress logo and PSoC are registered trademarks and "Programmable System-on-Chip" is a trademark of Cypress Semiconductor Corp. All other trademarks are property of their respective owners.
COPYRIGHT 2006 Business Wire
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2006, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Publication:Business Wire
Date:Sep 27, 2006
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