SDK Supports CEVA-XC323 DSP
MD&D News Staff
Enabling rapid design of multimode software-defined modems, Ceva’s CEVA-XC software development kit (SDK) supports the CEVA-XC323 DSP silicon operating at 800 MHz...
Fully Matched Broadband MMIC Squeezes Into Tight Applications
Measuring 2.5 by 2.5 by 0.55 mm in an eight-pin STSLP package, the MGA-21108 MMIC from Avago Technologies targets use in the 1.5- to 8-GHz band. This fully integrated GaAs low-noise amplifier operates from supply voltages ranging from 1.4 to 3.3 V, suiting it for low-power and battery-operated applications like GPS, Wi-Fi, WiMAX, and UWB....
MOSFET Extends Battery Life In Portable Devices
The dual P-channel FDMA6023PZT MOSFET from Fairchild Semiconductor offers the lowest on resistance (RDS(ON)) in the industry, according to the company. Combined with its low power requirements, its 20-V, 2- by 2- by 0.55-mm thin lead-frame exposed MicroFET package suits the device for portable applications....
ADCs Target Power-Sensitive Portable Applications
Analog Devices has released a line of 18 analog-to-digital converters (ADCs) with resolutions ranging from 10 to 16 bits for power-sensitive communications, industrial, portable, and instrumentation equipment. According to the company, they reduce power consumption by as much as 60% compared to many competing ADCs while maintaining best-in-class noise performance and dynamic range. ...
Board-To-Board Connectors Offer 0.4-mm Pitch For Space-Constrained Applications
According to AVX Corp., its 5802 series 0.4-mm pitch board-to-board connectors are the smallest in the industry. Their form factor also includes a 0.8-mm stacking height and 3.2-mm width, including tails, with 10 to 60 positions....
Class D Audio Amp Extends Battery Life In Portable Apps
The AAT5101 2.5-W mono Class D audio amplifier from AnalogicTech combines low-voltage operation with low quiescent current and standby current that’s an order of magnitude below competitive devices, according to the company. It operates from a 2.1- to 5.5-V supply voltage, suiting it for systems using next-generation, low-voltage Li-ion batteries. ...
14-Bit ADC Reduces Digital Feedback In Data-Conversion Systems
The 14-bit LTC2262 ADC from Linear Technology Corp. dissipates 149 mW, which is less than a third the power of competitive solutions, according to the company. Also, Linear says that this low-power, 150-Msample/s device enables portable applications limited by stringent power budgets to extend their performance capabilities, as well as provide higher operating efficiency and reduced recurring operating costs for 3G/4G LTE and WiMAX basestation equipment. ...
Antenna Targets Use In All-Metal Mobile Cases
Pulse Engineering now offers what it’s calling the first capacitive-feed antenna that can be enclosed in an all-metal mobile handset case. It can be used in mobile phones that operate at 900, 1800, 1900, and 2100 MHz as well as several antenna manufacturing technologies such as flexible printed wiring board, laser direct structuring (LDS), and molded interconnect device (MID). ...
3.5-in. LCD Module Suits All Ambient Lighting Conditions
The 3.5-in. NL2432HC22-45A LCD module from NEC LED Technologies has a reflection ratio of 16% and a contrast ratio of 20:1 in reflective mode. It also achieves improved viewing angle characteristics in reflective mode by diffusing reflection for wide-angle viewing. ...
LNA Improves Sensitivity In GPS Receivers
Designed to reduce front-end noise and boost sensitivity in challenging environments, the UPC8240T6N external LNA from California Eastern Labs can be located near the antenna to reduce trace losses....
M2M 3G Embedded Module Tackles Extreme Environments
The EM700 M2M UMTS embedded module from Huawei is designed for industrial applications in extreme conditions while providing mobile broadband performance. The device can withstand temperatures from –30°C to 75°C while resisting very low to very high humidity (5% to 95%), shock, air pollution, and congested wireless network traffic....
M2M Modules Target CDMA And HSPA Applications
Motorola has announced two additions to its family of machine-to-machine (M2M) wireless modules—the C24 CDMA module, which is fully certified by Sprint, and the H24 HSPA module, which made its debut at last week’s International CTIA Wireless 2009 show in Las Vegas. ...
Stereo Headphone Amplifier Doubles Audio Playback Time
The LM48824 PowerWise stereo headphone amplifier from National Semiconductor draws only 0.9 mA (typical) of quiescent current to double the audio playback time of smart phones, full-featured mobile phones, and portable music players. Its Class G architecture significantly increases audio playback time with its adaptive power-supply approach, which enables low supply rails and thereby doubles the power efficiency compared to typical Class AB headphone amplifiers, according to the company....
Tiny Oscillator Offers Exceptional Pull-Range Linearity
Ranging in four package sizes down to 2.5 to 2.0 mm, the SiT3701 from SiTime Corp. is the world’s smallest programmable voltage-controlled microelectromechanical systems (MEMS) oscillator (VCMO), according to the company. Its programmable features include frequency, voltage, tolerance, and pull range, enabling delivery of customized samples in 24 hours and production quantities in two weeks. ...
Low-Power Class D Audio Subsystems Target Portable Devices
National Semiconductor has added two devices to its family of low-power Boomer Class D audio subsystems, the LM49352 mixed-signal audio subsystem and LM49151 analog subsytem, which target smart phones, full-featured phones, portable gaming devices, and portable GPS devices. ...
Tiny M2M Module Tackles GSM/GPRS Networks
The GE865-QUAD machine-to-machine (M2M) module from Telit Wireless Solutions measures 22 by 22 by 3 mm. According to the company, this single-chip device is half the size of the previous GE864-QUAD device and is the smallest globally available GSM/GPRS module....
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