Catalyst Semiconductor has unveiled its first device in a new line of temperature sensors. The new CAT6095 is a 12-bit digital output temperature sensor available in an ultra-thin, 0.55mm height UDFN package for DDR3 memory module applications in high-speed PCs and laptops, environmental control systems and industrial process control equipment. The UDFN package provides accurate temperature monitoring in a 30 percent lower profile package compa...

Catalyst Semiconductor has expanded its line of constant-current, LDD (low dropout driver) products to include a new, simple-to-use, high-power device for architectural, landscape, automotive and general LED lighting products. The CAT4101 is a linear-based, constant-current LED driver, which drives long strings of LEDs and provides a high-current solution for a wide range LED applications.

Catalyst Semiconductor has added a 16-channel I2C/SMBus LED driver/blinker to its line of bus products. The CAT9552 drives up to 16 LEDs in either programmable flashing or “on/off” modes. The CAT9552 is ideal for applications including advertising point-of-sale signage with flashing LEDs, and any type of consumer or industrial equipment with “on/off” LED indicators.

Catalyst Semiconductor has expanded its line of bus products with the CAT9534, an 8-bit general purpose input/output (GPIO) expander for I2C and SMBus-based systems. The CAT9534 is pin-for-pin and functionally compatible with Catalyst’s industry-standard CAT9554, but operates at 100 times lower standby power, making it the perfect choice for battery-powered and “green” systems applications.

Catalyst Semiconductor has announced a five-channel device that gives designers high reset threshold accuracy and very low power consumption for monitoring the power supply (Vcc) status of a microprocessor, microcontroller, ASIC or other system processor. The new CAT885 lowers system costs and saves board space by integrating five channels into a single, small MSOP 8-lead package.

Catalyst Semiconductor continues to expand its line of patented, Quad-Mode fractional charge pump LED drivers with two new high-resolution brightness devices, featuring 32-dimming levels to provide enhanced LCD backlight control in emerging portable product applications. The new CAT3647 and CAT3648 address the need for high-resolution LCD control and longer battery life in cell phones, digital cameras and other handheld devices, where designers ...

Catalyst Semiconductor has added a new 32-tap device to its extensive family of Digitally Programmable Potentiometers (DPP). The CAT5128 is a volatile, single-pot device with a simple up/down control to provide an easy-to-use digital interface.

Catalyst Semiconductor has expanded its line of patented Quad-Mode fractional charge pump LED drivers with a new device optimized for portable products. The new CAT3637 addresses the requirements for high-efficiency and easy LED programming in portable products, with 10 percent higher efficiency (compared to three-mode charge pumps) and a simple, 1-wire EZDim interface control.

Catalyst Semiconductor has announced it has received a patent for a unique step-down switching regulator circuit architecture applicable to step-down regulators for driving high brightness LEDs. The patent, titled “LED current bias control using step-down regulator” (patent number 7,323,828), was developed to simplify the design of high brightness LED lighting in emerging household, commercial and automotive lighting applications.

Catalyst Semiconductor expanded its supervisor product line with the addition of three new devices. The new CAT705, CAT706 and CAT813 voltage supervisors give designers industry-standard performance for monitoring the power supply (Vcc) status of a microprocessor, microcontroller, ASIC or other system processor. The CAT706 has a threshold voltage of 4.40V and the CAT705 and CAT813 have a threshold voltage of 4.65V.

Catalyst Semiconductor has expanded its recently introduced family of large LED video display drivers with the new CAT4008, an 8-channel, constant-current sink LED driver for billboard, marquee, instrument and other large, general-purpose LED displays. The CAT4008 joins Catalyst’s CAT4016, 16-channel, constant-current LED driver introduced in October 2007.

Catalyst Semiconductor has introduced its newest Quad-Mode fractional charge pump LED driver, the CAT3604V – a four-channel LED driver, which provides an alternative to the industry-standard ’604 with similar functionality and the added benefits of Catalyst’s patented Quad-Mode switching architecture, including improved average efficiency.

Catalyst Semiconductor has expanded its line of high-power LED drivers with a new device optimized for the rapidly growing mid-size LCD panel market. The new CAT4139 boost converter provides a switch current up to 750mA and drives LED strings up to 22V, making it an ideal choice for digital photo frames and other backlighting applications where high LED counts (up to 40 LEDs) are emerging.

A drop-in replacement for the PCA9532, the CAT9532 can drive 16 LEDs directly in parallel and provides LED dimming in 256 brightness steps for backlighting and RGB color mixing. The device can also turn each LED ON, OFF or blinking at one of two programmable rates for sensor control, power-switch, push-button and status indicator light applications with I2C or SMBus interfaces.

Catalyst Semiconductor has announced the CAT6221 300mA, dual-output LDO. The CAT6221 integrates two 300mA regulators in a tiny, 6-lead, 0.8mm height TSOT-23 package, providing a smaller, cost-effective option for cell phones, battery-powered devices and other portable consumer products requiring two LDOs.

Catalyst Semiconductor has expanded its LED driver product line with the first in a new family of devices to address large LED video displays. The new CAT4016 is a 16-channel, constant-current sink LED driver designed for billboard, marquee, instrument and other larger, general-purpose LED displays in both indoor and outdoor applications.

Catalyst has added three new devices to its voltage supervisors product line. The new CAT823, CAT824 and CAT825 voltage supervisors are available in a choice of seven standard threshold levels: 4.63V, 4.38V, 3.08V, 2.93V, 2.63V, 2.32V and 2.19V. In addition to an active-low reset output included on all three devices, the CAT823 also offers a manual reset and a watchdog input, while the CAT824 provides an additional active-high reset and a watch...

Catalyst Semiconductor offers its CAT5114 Digitally Programmable Potentiometer in an 8-lead 2 x 2.5mm TDFN package, making it the world’s smallest non-volatile digital potentiometer. This tiny form factor helps designers further compress board space in today’s ever-shrinking portable products which currently use digital potentiometers in larger packages.

Catalyst Semiconductor, Inc. (NASDAQ:CATS) a supplier of analog, mixed-signal and non-volatile memory semiconductors, today announced its innovative buck converter in a TSOT-23 package optimized for driving high-brightness, 350mA LEDs at up 94 percent efficiency. The first device in a new family of buck converters, the CAT4201 incorporates Catalyst’s patent-pending switching control algorithm. This new architecture reduces system complexity, ...

Catalyst Semiconductor has announced two new additions to its recently released low dropout regulator product line. The CAT6217 and CAT6218 LDO regulators source 150mA and 300mA output currents, respectively, in a tiny, five-lead, 1mm profile thin SOT-23 package. Alternatives to LDO regulators from National Semiconductor, Micrel, Maxim and others, the CAT6217 and CAT6218 offer a low quiescent current combined with a low typical dropout voltage ...