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ICs Home Products All Products Development Kits APP-LS7641-02 LS7190-9200-SH LS7366RSH LS9200X-02 X010-10P0L-30 AC Motor Controls Brushless DC Motor Controls Counters LS7466 LS7866 *(I2C Interface)* Digital Potentiometers LS7190, LS7191, LS7192 LS7193, LS7194 LS7195 Frequency Dividers Incremental Encoder Interface LS7466 LS7083N-S, LS7083N, LS7084N-S, LS7084N LS7183N-S, LS7183N, LS7184N-S, LS7184N LS7366R-S, LS7366R-TS, LS7366R LS7866 *(I2C Interface)* LED Drivers LS9100X-S LS9200 Lighting Controls LS7641 APP-LS7641-02 Line Drivers / Receivers LS7272B, LS7272B-20 LS7372-S, LS7372-TS PIR Motion Detection Programmable Digital Locks Stepper Motor Controls Timers Product Info App Notes APP-LS7641-02 LS9200X-02 LS9100X Additional Resources Brochures Request Samples Request A Quote Ordering Info Distributors Asia Australia Europe Middle East North America South America Reps Blog About About Our Story Careers My Account Contact Menu Home Products All Products Development Kits APP-LS7641-02 LS7190-9200-SH LS7366RSH LS9200X-02 X010-10P0L-30 AC Motor Controls Brushless DC Motor Controls Counters LS7466 LS7866 *(I2C Interface)* Digital Potentiometers LS7190, LS7191, LS7192 LS7193, LS7194 LS7195 Frequency Dividers Incremental Encoder Interface LS7466 LS7083N-S, LS7083N, LS7084N-S, LS7084N LS7183N-S, LS7183N, LS7184N-S, LS7184N LS7366R-S, LS7366R-TS, LS7366R LS7866 *(I2C Interface)* LED Drivers LS9100X-S LS9200 Lighting Controls LS7641 APP-LS7641-02 Line Drivers / Receivers LS7272B, LS7272B-20 LS7372-S, LS7372-TS PIR Motion Detection Programmable Digital Locks Stepper Motor Controls Timers Product Info App Notes APP-LS7641-02 LS9200X-02 LS9100X Additional Resources Brochures Request Samples Request A Quote Ordering Info Distributors Asia Australia Europe Middle East North America South America Reps Blog About About Our Story Careers My Account Contact Search Search LSI Computer Systems, Inc. (LSI/CSI) Find the right IC for your next design The first fabless Semiconductor Company offering Custom ASICs & Standard ICs in a variety of industries Custom ASICs Revolutionary LED Drivers Cutting Edge Motor Controllers Differential Line Drivers Programmable Timers PIR Motion Detection Interface Circuits Programmable Digital Locks Frequency Dividers Browse Circuits Full Custom & Standard Integrated Circuits As a fabless semiconductor company, we are in full control of design, development, and testing Standard ICs Our wide selection of standard products are trusted in several high volume and niche industries and come with the same high level of technical support provided for our Full Custom ICs. Custom ASICs LSI/CSI offers turnkey development of mixed signal, full custom ICs. An LSI/CSI full custom design results in the highest performance custom chip at the lowest possible price for a high volume application. New Products Check out our latest ICs LS7466 24-BIT 2-Axes Programmable Quadrature Counter with Serial (SPI) Interface (16-Pins) Incremental Encoder Interface, Counters LS7466 is a monolithic CMOS 24-bit programmable counter. It consists of two identical functional modules to interface with X and Y axes encoders simultaneously. Each block consists of the following registers: MCR0, MCR1, IDR, ODR, CNTR, DSTR and SSTR. MCR0 and MCR1 controls the functional modes. View Product LS7866 32-Bit Quadrature Counter w/ I2C Interface (14-Pins) Incremental Encoder Interface, Counters LS7866 is a monolithic CMOS 32-bit counter, programmable to operate in 8-bit, 16-bit, 24-bit or 32-bit modular structures. Inputs are provided to interface directly with the quadrature clocks and the index markers from incremental encoders. View Product LS7641 Reverse Phase (Trailing-Edge) Light Dimmer For LED Lamps (14-Pins) LED Drivers, Lighting Controls LS7641 is a monolithic CMOS lamp dimmer IC designed for in line wall switch applications driving both LED and incandescent lamps. It uses Reverse Phase dimming technology wherein the brightness of a lamp is controlled by controlling the turn-off angle in ac half cycles using a FET. View Product LS9200 Dimmable LED Driver (8 Pins) LED Drivers LS9200 is a monolithic CMOS device for driving and dimming LED networks. The regulated constant current is maintained with an external sense resistor forming part of a feedback loop. The maximum LED load current is set by the sense resistor whose duty cycle can be modulated with a built in PWM circuit. View Product LS7190; LS7191; LS7192 Digital Potentiometers (14 Pins) 3-terminal digital potentiometer with two fixed terminals and a variable wiper terminal with 64 tap positions The wiper tap position can be varied with any of the following available input signals: up/down clock or A/B quadrature clock or direct data transfer over SPI bus . View Product LS7193; LS7194 Digital Potentiometers (8 Pins) 3-terminal digital potentiometer with two fixed terminals and a variable wiper terminal with 64 tap positions The wiper tap position can be varied with one of the following input signals: up/down clock or A/B quadrature clock. View Product Technology Understanding Digital Potentiometers and the Excellence of the LS7190 Dive into the innovative world of digital potentiometers with our feature on the LS7190. This component exemplifies how digital precision enhances device functionality across various applications. Discover how this robust and versatile digital potentiometer can be integrated into your electronics projects, ensuring reliability and precision at every turn. press release LSI/CSI Unveils LS7641: Revolutionary Light Dimmer Chip for Seamless LED and Incandescent Dimming Meet the LS7641, a game-changing dimmer chip for LED and incandescent bulbs. With advanced features like reverse-phase dimming and adjustable angles, it offers unparalleled control and safety. Perfect for various settings, from homes to healthcare. press release Introducing the LS7866: A Cutting-Edge 32-Bit Quadrature Counter with I2C Interface LSI/CSI unveils LS7866, a cutting-edge 32-bit quadrature counter with an I2C interface, setting new standards in accuracy and reliability. Designed for industrial, automotive, and consumer electronics, this IC offers high-resolution counting, quadrature decoding, and seamless integration. press release LS7272B – 30 VOLT QUAD-CHANNEL DIFFERENTIAL LINE DRIVER LSI/CSI unveils the LS7272B, a robust Quad Differential Industrial Power Line Driver designed for reliability and flexibility. With features such as selectable thermal shutdown and push-pull or open-drain output drivers, this IC offers enhanced functionality over its predecessor, the OL7272. Our Brand New LS7190 Featured Product Digital Potentiometer /Rheostat with Incremental Encoder and SPI Interface GENERAL DESCRIPTION: LS7190, LS7191, LS7192, LS7193, LS7194, and LS7195 are versions of a three-terminal digital potentiometer. View Product View On Digi-Key X010-10P0L-30 Development Board View X010-10P0L-30 Get the solutions you need with the quality you expect. View X010-10P0L-30 LS9100X Direct-AC LED Driver IC The X010-10P0L-30 is a complete and thoroughly integrated evaluation board that features the LS9100X direct-AC LED driver. The Archimedes Series is designed to be driven directly off the 120VAC line voltage, eliminating the standard power supply and extending the long-term life of the product. The high-power factor can provide enhanced energy savings to the end application. The smaller form factor provides significant flexibility in creative fixture design and reduces development time. This all-inclusive solution provides impressive performance for distributed light source applications in conjunction with the quality of light. This board will simplify your evaluation process and development time by providing you with a premium design ready for testing. View LS9100X-S View LED Light Engine App Notes LS9100X – Only Integrated Circuit Chip to Achieve Excellent Sapphire Score in 2018 LSI/CSI’s LS9100X Direct-AC LED Driver IC earned a...