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What is a differential amplifier?
An amplifier whose output signal is proportional to the algebraic difference between two input signals; The input stage of operational amplifiers and emitter coupled logic gates.
total search1324 articles
2009-08-04 Zero-drift op amp uses 30% less power
The ADA4051-2 is a chopper-stabilized operational amplifier designed for portable and battery-powered instruments.
2011-08-18 Zero-drift op amp delivers low noise of 8.8nV/rtHz
TI's dual-channel OPA2188 targets high- and low-voltage supply applications needing ultra-high precision, such as test and measurement equipment and electronic weigh scales.
2014-07-18 Zero-drift amp boasts low power, high accuracy
The MCP6N16 from Microchip increases DC performance by enabling ultra-low offset, low-offset drift, and superior common-mode and power-supply rejection, while reducing the adverse effects of 1/f noise.
2006-02-21 X-band amp outputs 20W
M/A-COM announced a new high power X-band amplifier covering 7.5GHz to 10.5GHz, and is designed to produce 16W to 20W of output power.
2003-05-23 Wuxi Zhongxing to pursue fiber amp project
Wuxi Zhongxing Optoelectronics Technologies Co. Ltd has announced that its EDFAs will see further technology development.
2008-03-12 WLED driver integrates audio amp, LDOs
Maxim Integrated Products has introduced the MAX8821, said to be the only WLED driver to combine a highly efficient, negative charge pump with a fully differential, bridged audio amplifier and two low-noise, LDO current regulators.
2009-12-04 WLAN power amp consumes 391mA current
Microsemi has begun volume production of its LX5518 power amplifier for IEEE 802.11b/g/n WLAN applications in the 2.4GHz to 2.5GHz frequency range.
2012-01-17 Wideband power amp geared for broadband apps
The RF3928B is a 65V 380W high power discrete amplifier for S-Band pulsed radar and air traffic control and surveillance.
2006-12-13 Wideband op amp targets industrial equipment
New Japan Radio has announced a high-speed, high-voltage-resistant wideband op amp engineered for RF signal processing and high-speed pulse detection in IC testers, industrial equipment and measurement hardware.
2008-02-18 Voltage-feedback amp draws lowest power at 5mA
ADI is offering what it claims to be the lowest-power voltage-feedback amplifier designed for densely populated, thermally sensitive instrumentation equipment that requires high-speed signal conditioning.
2009-07-23 Video filter amp packs short-to-battery protection
From Maxim Integrated Products comes the MAX9532 analog video filter amplifier that drives standard-definition (SD) video connections to an in-dash or rear-seat automotive display.
2009-03-11 Video filter amp cuts consumption to 1?A
Maxim Integrated Products has released the MAX9519, claimed to be the smallest, lowest pin-count video filter amplifier for standard-definition (SD) video connections from portable devices to TVs.
2006-01-04 Video amp with LPF circuit
The NJW1351 device from New Japan Radio is a low voltage video amplifier that includes an LPF circuit.
2008-02-04 Video amp with load detect saves up to 75% power
Maxim Integrated Products has released the MAX9516 video amplifier, which detects and reports the presence of a video load and reduces power consumption when the load is not present.
2006-08-23 Video amp targets DVD, STBs with HD broadcast tuner
New Japan Radio said its new 6-ch video amp is suitable for the analog video output of DVD recorders and digital STBs that incorporate a high-definition broadcast tuner.
2009-10-13 Video amp saves space in car-navigation apps
The New Japan Radio Co. chip fills the 1Vp-p ADC / 0.7p-p ADC discrepancy in TVs and car navigation systems.
2008-01-25 Video amp handles analog output for HD devices
New Japan Radio has released the NJM2583A, an HD signal-compatible 6ch video amplifier that is capable of handling analog video output for devices such as Blu-ray and HD DVD players and digital tuners.
2009-03-16 VCSEL driver, amp combo fits 10G Ethernet
Maxim Integrated Products has developed the MAX3798 single-chip, VCSEL driver and limiting-amplifier solution targeted for SFP+ Fibre Channel and Ethernet applications.
2006-06-23 Variable-gain amp offers 'highest' gain, bandwidth
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2008-02-08 Variable gain amp sets new performance standard
ADI has introduced a digitally programmable variable gain amplifier with transmit driver claimed to set a new standard of performance for driving signals over power lines, cables and other applications with low impedance.
2006-05-04 UXGA resolution RGB amp eliminates negative supply
Linear Technology introduced the LT6557, a triple video amplifier for single supply applications.
2009-07-07 Upstream amp runs on 1.25W
Maxim launches the MAX3518 upstream amplifier claiming the industry's lowest power consumption.
2003-05-26 Unlimited Capacitive Load Drive Op Amp Takes Guess Work out of design
This application note presents a lab method to measure amplifier stability under closed loop conditions.
2005-06-01 Universal precision Op Amp evaluation board
This app note discusses the EVAL-PRAOPAMP evaluation board, which accommodates single op amps in many packages.
2014-06-27 Understanding multicore basics: AMP and SMP
There are a variety of choices in terms of both hardware and software architecture, the selection of which is strongly dictated by the application. Now that multi-core embedded systems is on its way to becoming the standard, there are broadly two options to consider: Asymmetric Multi-Processing and Symmetric Multi-Processing.
2007-07-04 Ultramini stereo codec integrates headphone amp
Asahi Kasei EMD Corp. unveils the AK4645, an ultra-mini stereo codec with integrated 70mW high-power headphone amplifier, four stereo analog input selector and PLL for cellphone, smart phone and PMP applications.
2005-02-09 UK group readies tuned optical amp for 40Gb networks
The Center for Integrated Photonics has begun sampling a semiconductor optical amplifier that is targeted at optical networks operating at 40Gbps.
2004-03-03 Tyco releases FPR version of AMP connector
Tyco Electronics has introduced an FPR version of the AMP Power Series 50 connector that is designed to help prevent finger probe access.
2009-05-29 TS912: Driving a piezoelectric cell with a rail-to-rail op amp
The TS912 is an input/output rail-to-rail dual CMOS operational amplifier. It is able to operate with low supply voltage (2.7V) and to drive low output loads (600). As an illustration of these features, this note describes the TS912 behavior when driving a piezoelectric cell.
2007-10-09 TriQuint tips green base station power amp
Triquint Semiconductor has started sampling high-voltage GaAs power amplifier transistors it claims substantially increase the efficiency of 3G cellular base stations, leading to meaningful energy savings.
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