Linear Technology has introduced the LTC2217, a low noise, high performance 16-bit, 105Msps Analog to Digital Converter (ADC) with 81.2dBFS Signal-to-Noise Ratio (SNR) and 100dBc Spurious Free Dynamic Range (SFDR). Ultra-low jitter helps maintain the high SNR at high input frequencies, yielding 80.4dBFS SNR at 70MHz, while the high linearity sample/hold circuitry allows for low distortion of 92dBFS at 70MHz. The single 3.3V power supply requires ...

Linear Technology has introduced the LTC2309, a 12-bit analog-to-digital converter (ADC) that communicates via an I2C-compatible 2-wire interface with 14ksps throughput rate. This flexible ADC features an 8-channel integrated multiplexer to measure eight single-ended input channels, four differential channels, or combinations of both.

Linear Technology has announced the LTC3537, a 2.2MHz, current mode synchronous boost DC/DC converter with integrated output disconnects plus an LDO. The LTC353''s boost converter's internal 600mA switches can deliver output voltages as high as 5.25V from an input voltage range of 0.68V at start-up (0.5V when running) to 5V, making it ideal for Li-Ion/Polymer or single/multicell alkaline/NiMH applications.

Linear Technology has introduced the LTC4218 Hot Swap Controller for protecting boards with load supply voltages ranging from 2.9V to 26.5V. When a board is plugged into a backplane, large inrush currents can create a glitch on the load supply causing other boards on the bus to malfunction. The LTC4218 enables safe board insertion and removal from a live backplane, using an external N-channel pass MOSFET in the power path to limit the inrush curr...

Linear Technology has introduced the LTC2932, a six-channel supply monitor that includes separate open-drain voltage comparator outputs for individual supply monitoring. The LTC2932 is designed for monitoring network servers, telecom and industrial equipment with numerous supply voltage rails.

A high dynamic range active upconverting mixer from Linear Technology replaces the best of today’s passive mixers. The LT5579’s wide frequency range of 1.5GHz to 3.8GHz covers the 1.9GHz cellular bands as well as the 2.6GHz and 3.5GHz WiMAX frequency bands. At 2.14GHz, the device offers 27.3dBm Output IP3 linearity and 9.9dB Noise Figure to deliver outstanding transmitter dynamic range. Moreover, the mixer has 2.6dB of conversion gain, the hi...

Linear Technology has announced the LT1939, a 2A, 25V step-down switching regulator and a linear controller in a 3mm x 3mm DFN package. The LT1939 operates from a VIN range of 3V to 25V, making it suitable for regulating power from a wide variety of sources, including protected automotive batteries, industrial supplies and unregulated wall adapters. Its 2.3A internal switch can deliver up to 2A of continuous output current at voltages as low as 0...

Linear Technology has announced the LT1913, a 3.5A, 25V step-down switching regulator packaged in a 3mm x 3mm DFN. The LT1913 operates within a VIN range of 3.6V to 25V, making it suitable for regulating power from a wide variety of sources, including protected automotive batteries, industrial supplies and unregulated wall adapters. Its 4.6A internal switch can deliver up to 3.5A of continuous output current at voltages as low as 0.79V.

Linear Technology has announced the LTC3545, a triple channel, high efficiency, 2.25 MHz, synchronous buck regulator that delivers up to 800mA of output current from each channel from a 3mm x 3mm QFN package. Using a constant frequency, current mode architecture, the LTC3545 operates from an input voltage range of 2.25V to 5.5V, making it ideal for single cell Li-Ion/polymer, or multicell alkaline/NiCad/NiMH applications.

Linear Technology has introduced the LTM9001, the first in a series of System in a Package (SiP) signal chain receiver modules, leveraging Linear’s breakthrough uModule packaging technology. This new family of integrated receiver subsystems is intended to bridge the expertise gap between the RF world and digital domain to provide ease of use and shortened time to market.

Linear Technology has introduced the LTC4311 Rise Time Accelerator for heavily loaded I2C/SMBus systems operating at bus speeds of up to 400kHz. The LTC4311 offers improvements over existing accelerator products with its wide supply voltage range, low power shutdown mode, strong pull-up current, tight bus hold-off threshold, voltage improved ESD ruggedness and reduced package size.

Linear Technology has introduced a family of pin- and software-compatible 16- and 12-bit SAR ADCs (Analog-to-Digital Converters) that guarantee operation across the -40°C to +125°C automotive temperature range. Operating from a single 5V supply, the 16-bit LTC1864/LTC1865 and 12-bit LTC1860/LTC1861 each draw only 850uA and are guaranteed for output rates up to 250ksps. The LTC1864 and LTC1860 are pin- and software-compatible ADCs that measure a...

Linear Technology has introduced the LTC2302 and LTC2306, pin- and software-compatible 1-/2-channel 12-bit analog-to-digital converters (ADC). These ADCs communicate via an SPI-compatible serial interface at output rates up to 500ksps. The LTC2302 measures a single differential input channel, suitable for measuring bridge sensors.

Linear Technology has introduced the LTC4098, an autonomous high efficiency power manager, ideal diode controller and battery charger for portable USB powered devices such as media players, digital cameras, PDAs, personal navigators and smart phones. The LTC4098's switching topology features PowerPath™ control which seamlessly manages power flow between a wall adapter or USB port and the device's Li-Ion/Polymer battery while preferentially prov...

Linear Technology has announced the LT1912, a 2A, 36V step-down switching regulator packaged in a 3mm x 3mm DFN (or MSOP-10E). The LT1912’s 3.6V to 36V input voltage range makes it ideal for load dump and cold-crank conditions found in automotive applications. Its 3.2A internal switch can deliver up to 2A of continuous output current to voltages as low as 0.79V.

Linear Technology has announced the LTC3556, the latest in a family of smaller next-generation, multi-function power management solutions for Li-Ion/Polymer battery applications. The LTC3556 integrates a switching PowerPath™ manager, a stand-alone battery charger, an ideal diode, I2C control, a synchronous buck-boost regulator, two high efficiency synchronous buck regulators plus an always-on LDO, all in a compact, low-profile 4mm x 5mm QFN pac...

Linear Technology has announced the LTC3220/-1, an inductorless, low noise, high efficiency LED driver for cell phone displays and other programmable lighting applications. The IC provides 18 individually configurable LED current sources for complete flexibility in programming multiple displays. The display currents are set via a precision internal current reference. The universal current sources can be digitally controlled with independent dimmi...

Linear Technology has announced the LTC3527/-1 dual output 2.2MHz, current mode, synchronous boost DC/DC converters with integrated output disconnect. Their internal 800mA and 400mA switches can deliver output voltages as high as 5.25V from an input voltage of 0.70V (0.5V when running), up to 5V, making them ideal for Li-Ion/Polymer or single-multicell alkaline/NiMH applications. The LTC3527/-1 can deliver up to 200mA and 100mA of continuous outp...

Linear Technology has announced the LT3742, a 100% duty cycle dual output step-down switching regulator DC/DC controller that produces output voltages up to 30V for applications including stepper motors, industrial controls, automotive, distributed power and telecom systems. The LT3742 can also be configured with one side as a step-down voltage regulator and the other a Super Capacitor charger (current source) for capacitor values up to several f...

Linear Technology has expanded the RS422/RS485 transceiver product family with an H-grade option designed for high temperature applications. LTC285xH versions feature an extended operating temperature of -40°C to 125°C, as well as the attributes traditionally required for these applications. The new temperature grade broadens Linear’s line of industry-standard low power CMOS transceivers, and helps ensure reliable data transmission in harsh e...