Analogue, Mixed Signal, LSI


Latest Articles

Low noise amplifiers
2 June 2004, RF Design
The RF2371 and the RF2375 are two new silicon-based low noise amplifiers from RF Microdevices, designed for general-purpose amplification. With a range of 700-2000 MHz they offer high performance, low ...

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Dual and quad DACs guarantee 16-bit monotonicity over temperature
2 June 2004
Linear Technology's LTC2602 dual and LTC2604 quad 16-bit VOUT DACs guarantee monotonic performance over temperature with differential non-linearity (DNL) of ±1LSBMAX, which is critical in control loop ...

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Integrated audio power amplifier reduces board space required
2 June 2004, Surveillance, Products & Solutions, Logistics (Industry)
ON Semiconductor says that its NCP2809 device is a cost-effective stereo audio amplifier that improves sound quality and reduces part count in space-restricted wireless applications such as cellphones ...

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Tiny filter-less Class D audio amplifier
2 June 2004, Altron Arrow
National Semiconductor's new LM4667 is a filter-less high efficiency Boomer audio amplifier for cellular phones and portable consumer devices. Housed in a tiny micro SMD package, the device's fixed gain ...

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Fully digital high power amplifier reference design
19 May 2004, Security Services & Risk Management
Said to be the industry's first high power, fully digital Class-D amplifier solution, Philips Semiconductors' new reference design integrates advanced pulse width modulation (PWM) technology to help customers ...

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Designing robust and fault-tolerant motion-control feedback systems
19 May 2004, CST Electronics, Test & Measurement
Ref: z2708354m Today's demanding industrial applications require rugged, reliable robots and automated machines that operate under harsh conditions 24 hours a day, seven days a week. Such systems require ...

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Advanced digital post-processing techniques enhance performance in time-interleaved ADC systems
19 May 2004
Ref: z2708356m Time interleaving of multiple analog-to-digital converters by multiplexing the outputs of (for example) a pair of converters at a doubled sampling rate is by now a mature concept-first ...

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Low noise 6-channel electronic volume IC
19 May 2004, Altron Arrow, Hi-Q Electronics
Renesas Technology's new single-function 6-channel electronic volume IC is claimed to offer the industry's lowest output noise voltage of 0,85 µVrms. Suited for use in audio products such as home theatre ...

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16-bit 250 kSa/s ADC
19 May 2004
The AD7685 is a new 16-bit, 250 kSa/s, charge redistribution successive-approximation analog-to-digital converter from Analog Devices that operates from a 2 to 5,5 V single supply. It contains a very ...

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Power meter design achieves ±1% accuracy
5 May 2004, CST Electronics
Power meters provide an early warning of thermal overload by monitoring the power consumption in 'high reliability' systems. Power monitoring is especially suitable for systems in which the ...

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Low-power multirate limiting amplifiers
5 May 2004, CST Electronics
Maxim's MAX3747/MAX3747A are 3,3 V, low-power, multirate limiting amplifiers with a programmable loss-of-signal (LOS) indicator. These devices provide high gain and good bit-error-rate performance with ...

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Precision single-supply JFET input amplifiers
21 April 2004, Perimeter Security, Alarms & Intruder Detection, Products & Solutions
Applications for Analog Devices' new AD8627 family include photodiode transimpedance amplification, ATE reference level drivers, battery management, line powered and portable instrumentation, and remote ...

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Dual-connected operational amplifiers
21 April 2004, Altron Arrow, Access Control & Identity Management, Products & Solutions
Microchip's new MCP62x5 op-amp devices enable a standard two-stage amplifier signal chain to be implemented in an eight-lead package with a power-saving chip select. These devices are internally connected ...

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Fluid cooler for power modules
21 April 2004, Electrocomp, Power Electronics / Power Management
In view of the power density of today's semiconductor components, the dissipation of heat from electronic power modules is becoming increasingly complex. With its FLK fluid cooler product line, with a ...

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Filterless 15 W class-D audio amplifier
21 April 2004, CST Electronics
Maxim claims its 15 W, mono, filterless, Class-D audio amplifier, the MAX9703, offers the audio quality typically associated with linear (Class-AB) amps and the benefits of high-efficiency Class-D operation, ...

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Submicro op-amps with internal voltage reference operate down to 1,4 V
7 April 2004, CST Electronics
Maxim has introduced the MAX4036-MAX4039, claimed to be the industry's smallest submicro op-amps with and without an integrated reference voltage. The MAX4037 (single) and MAX4039 (dual) feature a 1,232 ...

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How to save power in battery applications using the power-down mode in an ADC
7 April 2004
Size and power consumption are two critical features in portable battery-powered applications. Battery life is a critical concern to the system designer. Battery discharge curves differ, depending on ...

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35 dB gain-sloped LNB IF amplifiers
7 April 2004, Electrocomp
Infineon's BGA 430 and BGB 540 are the ideal solution for the complete low noise block (LNB) IF amplifier path in the frequency range from 950 MHz to 2150 MHz. These monolithic microwave integrated circuits ...

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1/8 to full-size DC-DC bricks
7 April 2004
Power-One has expanded its isolated DC/DC brick product family with the addition of new through-hole, surface-mount, low-voltage/high-current, and bus converter models. Over 200 Distributed Power Architecture ...

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Zero-drift amp for portable instrumentation cuts power
7 April 2004
Linear Technology claims its LTC2054 and LTC2054HV are the industry's lowest power zero-drift amplifiers, rated at 175 µA maximum supply current. The devices offer a 2,5 times reduction in power consumption ...

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