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Content tagged with Analog ICs
posted in December 2007
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Electronic dispersion compensation ICs target 10 GbE fiber applications
Product News  
12/17/2007   Post a comment
The VSC8240 and VSC8242 from Vitesse Semiconductor are aimed at enabling 10 GbE implementations across multiple applications in Enterprise, Metro and Core networks, including those using SFP+ optical interconnects, XFP optical interconnects, 10G NICs, 10G copper interconnects, and 10G copper backplanes.
Broadband direct conversion radio offers wide frequency range
Product News  
12/17/2007   Post a comment
ADI's ADL5375 quadrature modulator and ADL5382 demodulator simplify RF-to-baseband designs and enable engineers to extend products to subsequent wireless infrastructure system designs.
D/A converter provides six unique software-programmable output ranges
Product News  
12/15/2007   Post a comment
Linear's LTC2753-16 is a dual 16-bit current output D/A converter capable of outputting six unique software-programmable SoftSpan unipolar and bipolar output ranges up to ±10V.
Tip of the Week: Sure surge suppression
Design How-To  
12/15/2007   Post a comment
You could build a discrete version of this IC, but it wouldn't provide near the same benefits. Here's what this chip can do for you and some circuitry to get the most out of it.
Agilent Announces GoldenGate Plus
Product News  
12/15/2007   Post a comment
Agilent Technologies announced the availability of GoldenGate Plus for RFIC simulation, analysis and verification.
NEC expands power MOSFET line
Product News  
12/15/2007   Post a comment
NEC Electronics America Inc. has expanded its NP series of 24-trench power MOSFETs with devices that provide higher avalanche capability and maximum channel temperature with low on-state resistance.
ULDO family features low input voltage
Product News  
12/15/2007   Post a comment
Micrel has launched a tiny high performance, high PSRR, ultra-low dropout (ULDO) linear regulator family with input voltage down to 1.6V for high efficiency portable devices such as mobile phones, PDAs, portable media players (PMP), GPS and other portable device applications.
SIGNAL CHAIN BASICS Series (Part 4): Introduction to analog/digital converter (ADC) types
Design How-To  
12/14/2007   Post a comment
The series continues with this Introduction to analog/digital converter types
Four-channel LED driver delivers improved efficiency
Product News  
12/14/2007   Post a comment
Catalyst Semiconductor has launched its CAT3604V Quad-Mode fractional charge pump LED driver. This four-channel LED driver is said to deliver improved average efficiency with Catalyst's Quad-Mode switching architecture.
Atheros enters GPS arena with $54 million purchase of u-Nav
News & Analysis  
12/14/2007   Post a comment
Atheros Communications bought all-CMOS GPS chip specialist u-Nav Microelectronics, together with its access to over 175 SiRF patents, for $54 million. The move expands its current portfolio of WLAN, PHS and Bluetooth offerings and allows it to now offer personal navigation and asset-tracking solutions.
Device controls stepper motors with limited burden on MCU
Product News  
12/13/2007   Post a comment
LSI Computer Systems Inc.(LSI/CSI) has developed a low-cost precision stepper motor controller designated LS7290 that is designed to control two-phase bipolar stepper motors or four-phase unipolar stepper motors with minimum burden on the host microcontroller.
High-side MOSFETs housed in 3-x-3-mm DFN package
Product News  
12/13/2007   Post a comment
In an effort to help designers shrink DC/DC converter designs, Alpha & Omega Semiconductor Inc. (AOS) is offering its AON740x advanced MOSFET family in the compact DFN3x3EP package.
GaAs MMIC integrates gain stage, passive doubler and driver amplifier
Product News  
12/13/2007   Post a comment
Mimix Broadband has introduced an active doubler in an RoHS compliant 3X3mm plastic QFN package that delivers +20 dBm output saturated power (Pout) and 35 dBc fundamental suppression.
Post amplifiers feature LOS or signal detect circuits
Product News  
12/12/2007   Post a comment
Micrel Inc. has added four devices to its family of post amplifiers. All four low-power devices feature loss-of-signal (LOS) or signal detect circuits, which are optimized to detect a wide input signal range
Maxim selects Avnet as first global distributor
Product News  
12/12/2007   Post a comment
Marking a significant change of its distribution channel strategy, Maxim Integrated Products has selected Avnet Electronics Marketing as its first global distributor. Avnet will provide design chain and supply chain services
Analysis: Avnera's wireless audio ASSPs
Design How-To  
12/12/2007   Post a comment
Avnera's AudioMagic AV71x1 and AV71x2 wirelessly transmit CD-quality audio. BDTI explains how they work, and reports on its test results.
Step-down regulators integrate low on-resistance MOSFETS
Product News  
12/12/2007   Post a comment
The Maxim MAX8833/MAX8855 2-MHz step-down regulators integrate low on-resistance MOSFETs to provide high efficiency and to save space.
Clock generation devices improve timing accuracy, simplify design
Product News  
12/11/2007   Post a comment
ON Semiconductor has expanded its PureEdge high-performance clock generation product portfolio with the introduction of the NB3N3002 and NB3N5573 clock generators.
White LED driver integrates two LDOs for portable systems
Product News  
12/11/2007   Post a comment
AnalogicTech has released a highly integrated four-channel white LED (WLED) driver for portable systems operating off a single-cell Li-ion/polymer battery.
Head of DS2 powers up home nets battle
Product News  
12/11/2007   Post a comment
Demand for digital home bandwidth will outstrip availability within two years, the head of Spanish powerline chip specialist DS2, Jorge Blasco, warned.
Comprehensive UWB tests give video a green light but caution on wireless USB (Part 1 of 3)
Design How-To  
12/11/2007   1 comment
With 22 UWB based Wireless-USB products being certified, it's time to evaluate UWB technology. While most WiMedia Alliance entries ran at less than 10% of the 480 Mbits/s PHY rate over short distances, Pulse-LINK's CWave technology was fast enough for multiple HD video streams over good distances.
LVPECL/LVDS clock dividers offer fail-safe I/O protection
Product News  
12/11/2007   Post a comment
Micrel has developed four clock dividers that are said to be the only devices on the market that divide odd numbers and provide 50 percent duty cycle.
Battery charger IC auto-selects from USB or AC source
Product News  
12/11/2007   Post a comment
IC claims the highest versatility and performance of any dual-input, auto-switching charger chip on the market
Jitter, Noise, and Signal Integrity at High-Speed: A Tutorial--Part I
Design How-To  
12/10/2007   Post a comment
Published November 19, 2007, this Chapter 1 excerpt from Jitter, Noise, and Signal Integrity at High Speed, is a basic and high-level introduction to terminology, definitions, and concepts concerning jitter, noise, signal integrity, bit error rate, and working mechanisms for communication link systems. Sources and root causes of jitter, noise, and signal integrity as well as statistical and system views on jitter, noise, and signal integrity, are covered.
Precision current sense amplifier packs performance into small package
Product News  
12/10/2007   Post a comment
Linear Technology has introduced a precision current sense amplifier with an input common mode voltage range that extends from -0.3 V to 44 V. The LT6105 also provides a 300 uV input offset voltage.
Ultra-compact DC/DC converters achieve 20% footprint reduction
Product News  
12/10/2007   Post a comment
XP Power has announced its JCA series of miniature, board-mounted low power DC/DC converters.
LDO linear regulators deliver 500-mA in TDFN
Product News  
12/10/2007   Post a comment
Maxim Integrated Products introduced the MAX8902A/MAX8902B, 500-mA, low-noise, low-dropout (LDO) linear regulators that are packaged in a tiny, 2mm x 2mm TDFN.
PC audio codecs bring HD sound to desktops, notebooks
Product News  
12/10/2007   Post a comment
IDT has introduced low-power 6-, 8-, and 10-channel HD audio codecs designed to bring home-entertainment-level level audio performance to media center and entertainment PCs.
UHF ASK/FSK receiver/transmitter line targets industrial applications
Product News  
12/10/2007   Post a comment
Aimed at industrial applications, Atmel has launched a competitively priced UHF ASK/FSK receiver/transmitter family dubbed the ATA8x0x.
Arrow and Triad team to offer mixed-signal via-configurable array ASICs
Product News  
12/10/2007   Post a comment
Triad Semiconductor is the first dedicated analog/mixed-signal ASIC provider in Arrow Electronics' portfolio.
Under the Hood: Sony adds Wi-Fi to place-shifting A/V controller line
Teardown  
12/10/2007   Post a comment
It's a media junkie's dream: watch your real-time or time-shifted video with a suitably fast Internet connection whether across the house or across the world.
Class-D audio driver IP targets advanced SoCs in portables
Product News  
12/10/2007   Post a comment
Analog/mixed-signal IP provider Chipidea has announced low-power Class-D audio driver IP specifically designed for advanced SoC devices used in portable consumer devices.
Universally compatible GPS and Galileo RFIC in tested die
News & Analysis  
12/10/2007   Post a comment
Maxim Integrated Products has introduced the MAX2769E/W, claiming to be the industry's first universal, global navigation satellite system (GNSS) receiver for GPS (L1 C/A code and P-code), WAAS, EGNOS, Galileo, and GLONASS navigation satellite systems in a single tested die.
2.7-GHz 60-dB mean-squared power detector responds in 500 ns
News & Analysis  
12/10/2007   Post a comment
The LT5570, a new wide dynamic range mean-squared RF detector from Linear Technology delivers accurate RMS (Root-Mean-Squared) power measurement of a 40 MHz to 2.7 GHz AC signal over 60-dB dynamic range, even with a modulation crest-factor of up to 12 dB.
Top tech company picoChip named a "Red Herring 100 Global" award winner
News & Analysis  
12/10/2007   Post a comment
A leading supplier of multi-core DSP delivering high performance at competitive cost points, picoChip has announced that it has been selected as a winner of the Red Herring 100 Global Award.
Self-biased doubler delivers +20 dBm output power and 35 dBc fundamental suppression
News & Analysis  
12/9/2007   Post a comment
XX1007-QT from Mimix Broadband is an active doubler in an RoHS compliant 3x3-mm plastic QFN package that delivers +20 dBm output saturated power (Pout) and 35 dBc fundamental suppression.
Keep "The Ramp" right
Design How-To  
12/8/2007   1 comment
Or, how variations in the control ramp impact the gain and stability of your DC/DC converter
LED drivers feature optimized synchronization and timing
Product News  
12/7/2007   Post a comment
austriamicrosystems has extended its high-brightness LED driver portfolio with the introduction of the AS3693 and AS3694 devices, aimed at the latest local dimming LCD backlighting technology.
Ultra-small 24-bit audio DAC targets portables
Product News  
12/7/2007   Post a comment
AKM Semiconductor has added the AK4372 ultra-small 24-bit DAC with integrated high-output headphone amplifier to its line of products designed for portable applications.
LED driver extends battery life, saves energy
Product News  
12/7/2007   Post a comment
Fairchild Semiconductor has introduced the FAN5645, a single-wire programmable LED driver for blinking LED indicators used in a variety of portable and battery-operated applications.
DAC delivers low noise, high accuracy
Product News  
12/6/2007   Post a comment
Texas Instruments has introduced a 16-bit, single-channel, buffered voltage-output DAC that touts excellent linearity, low noise, fast settling time, and low-power consumption, aimed at industrial process control and test equipment.
Power train systems drive automotive sensor market
Product News  
12/6/2007   Post a comment
The global market for automotive sensors is forecast to grow from $8 billion in 2007 to $13.5 billion by 2012, with a CAGR of 10.8%, according to BCC Research.
Compensating Rogowski coils for current measurement
Design How-To  
12/5/2007   1 comment
Use a "Rejustor" to calibrate this useful current-measurement transducer
12-bit A/D converter offers high speed, increased channel count
Product News  
12/5/2007   Post a comment
The 12-bit AS1542 from austriamicrosystems addresses communications and data acquisition needs with a 1-Msps speed and 16 input channels combined with low power consumption.
Driver plus FET modules reduce power losses
Product News  
12/4/2007   Post a comment
Fairchild Semiconductor's FDMF8704 and FDMF8704V driver plus FET (DrMOS) modules minimize power losses across all load levels in DC/DC applications.
Wideband amplifiers deliver fast slew rate
Product News  
12/4/2007   Post a comment
Texas Instruments has introduced the VCA82x family of integrated wideband variable gain amplifiers that feature a flexible combination of bandwidth, gain control and input voltage.
Diodes launches bipolar junction transistor line
Product News  
12/4/2007   Post a comment
These medium-power devices from Diodes are aimed at a wide range of high volume applications, which include switching and linear amplification, pass elements for discrete linear voltage regulators, MOSFET drivers for switching regulators, supply-line switches, medium-powered load switches, and power management circuits.
Eight-channel analog switches target noise-sensitive applications
Product News  
12/4/2007   Post a comment
These ICs from Supertex feature latch-up protection and quiescent power dissipation of 10-µA, which results in better operating efficiency in applications that require high voltage analog switching controlled by low voltage signals, such as medical ultrasound imaging and non-destructive testing (NDT).
Universal GNSS RF receiver is fully programmable
Product News  
12/4/2007   Post a comment
Maxim Integrated Products has introduced the MAX2769E/W, a universal, global navigation satellite system (GNSS) receiver for GPS (L1 C/A code and P-code), WAAS, EGNOS, Galileo, and GLONASS navigation satellite systems.
Capacitive sensing techniques and considerations--The basics
Design How-To  
12/3/2007   1 comment
Here are the basics of the art of measuring and converting capacitance into digital values to be processed, manipulated and interpreted. Commonly used sensing methods--Charge Transfer, Successive Approximation, Sigma-Delta, and Mutual Capacitance Measurement are described.
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