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.
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.
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
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.
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.
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.
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).
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.