HANK ZUMBAHLEN Search Results

Design a Sallen-key Band-pass Butterworth filter

Abstract: Analog Devices Active Filter Design table for bessel and chebyshev response passive realization of butterworth transfer functions filters bessel butterworth comparison Gaussian-to-12 state variable filter bandpass Sallen-Key AN-281 AN-649
Contextual Info: AN-649 APPLICATION NOTE One Technology Way • P.O. Box 9106 • Norwood, MA 02062-9106 • Tel: 781/329-4700 • Fax: 781/326-8703 • www.analog.com Using the Analog Devices Active Filter Design Tool By Hank Zumbahlen INTRODUCTION The Analog Devices Active Filter Design Tool assists the

elektor receiver

Abstract: elektor rick miller 1n7548 Digital-To-Analog Converter elektor 1992 rs-422 TO TTL CONVERTERS AD1890 elektor receiver part 2 vlf khz receiver AD1862
Contextual Info: ANALOG ► DEVICES AN-394 APPLICATION NOTE ONE TECHNOLOGY WAY • P.O. BOX 9106 • NORWOOD, MASSACHUSETTS 02062-9106 • 617/329-4700 An Outboard Digital-to-Analog Converter for Digital Audio Sources by Hank Zumbahlen INTRODUCTION This application note describes an AES/EBU receiver

npc5813

Abstract: YM3623B npc SM5813 SM5813 AES3-1985 74HC393 SM5813 Digital Filter 74HC74 AES3-199X AD1890
Contextual Info: a ONE TECHNOLOGY WAY AN-399 APPLICATION NOTE • P.O. BOX 9106 • NORWOOD, MASSACHUSETTS 02062-9106 • 617/329-4700 Interfacing the AD1890/AD1891 to AES/EBU Receivers and Digital Filters by Hank Zumbahlen, Senior Field Applications Engineer ABSTRACT The AES/EBU AES3-199X and the IEC-958 have become

TDA 12166

Contextual Info: ADI 技术指南合集 第一版 放大器 目录 Bainter 陷波滤波器 . 1 滤波器中的 F0 和 Q .148 三运算放大器仪表放大器基本结构 . 3

MT-065

Abstract: AD620
Contextual Info: MT-065 TUTORIAL In-Amp Noise Since in-amps are primarily used to amplify small precision signals, it is important to understand the effects of all the associated noise sources. The in-amp noise model is shown in Figure 1, below. RS/2 VNI RG ~ ~ ~ VSIG 2 VSIG

input resistance op amp

Abstract: op amp CLOSED-LOOP GAIN MHZ OP-amp MHZ White Noise
Contextual Info: MT-051 TUTORIAL Current Feedback Op Amp Noise Considerations In most applications of high speed op amps, it is the total output rms noise that is generally of interest. Because of the high bandwidths involved, the chief contributor to the output rms noise is

MT-050

Abstract: MT050
Contextual Info: MT-049 TUTORIAL Op Amp Total Output Noise Calculations for Single-Pole System We have already pointed out that any noise source which produces less than one third to one fifth of the noise of some greater source can be ignored, with little error. When so doing, both noise

op-amp integrator mhz

Abstract: MT-058 AD8048 linear op data
Contextual Info: MT-058 TUTORIAL Effects of Feedback Capacitance on VFB and CFB Op Amps It is quite common to use a capacitor in the feedback loop of a VFB op amp, to shape the frequency response as in a simple single-pole lowpass filter shown in Figure 1 below. The resulting noise gain is plotted on a Bode plot to analyze stability and phase margin. Stability of

MT-050

Abstract: op amp closed-loop ISBN-13 Hank Zumbahlen MT050
Contextual Info: MT-050 TUTORIAL Op Amp Total Output Noise Calculations for Second-Order System The total output noise for a single-pole system was analyzed in Tutorial MT-049. The circuit shown in Figure 1 below represents a second-order system, where capacitor C1 represents the

Application Note AD8170

Abstract: ADV3201 AD8183 AD8186 AD8187 AD8113 AD8170 AD8185 composite Video switching AD8174
Contextual Info: MT-089 TUTORIAL Video Multiplexers and Crosspoint Switches VIDEO MULTIPLEXERS In order to meet stringent specifications of bandwidth flatness, differential gain and phase, and 75 Ω drive capability, high speed complementary bipolar processes are more suitable than

MT-059

Abstract: 2r2 CAPACITOR op amp CLOSED-LOOP GAIN MHZ OP AMP
Contextual Info: MT-059 TUTORIAL Compensating for the Effects of Input Capacitance on VFB and CFB Op Amps Used in Current-to-Voltage Converters Fast op amps are useful as current-to-voltage converters in such applications as high speed photodiode preamplifiers and current-output DAC buffers. A typical application using a VFB op

Contextual Info: MT-070 TUTORIAL In-Amp Input RFI Protection PROTECTING IN-AMPS AGAINST RFI Real-world applications must deal with an ever increasing amount of radio frequency interference RFI . Of particular concern are situations in which signal transmission lines are long and signal strength is low. This is the classic application for an in-amp, since its inherent

Contextual Info: MT-041 TUTORIAL Op Amp Input and Output Common-Mode and Differential Voltage Range INPUT AND OUTPUT VOLTAGE RANGE Some practical basic points are now considered regarding the allowable input and output voltage ranges of a real op amp. This obviously varies with not only the specific device, but also the

Contextual Info: MT-054 TUTORIAL Precision Op Amps PRECISION OP AMP CHARACTERISTICS This tutorial examines in more detail some of the issues relating to amplifiers for use in precision signal conditioning applications. Although the OP177 op amp is used as the "gold standard" for

differential pair op amp

Abstract: dual op amp 20Mhz analog devices transistor tutorials Elsevier MT-057 AD8000 op 20MHZ AD8001 AD8002 AD8003
Contextual Info: MT-057 TUTORIAL High Speed Current Feedback Op Amps CFB OP AMP SIMPLIFIED CIRCUIT AND MODEL We will now examine in more detail the current feedback CFB op amp topology which is very popular in high speed op amps. As mentioned previously, the circuit concepts were introduced

ADA4941-1

Abstract: capacitors tutorial AD7690 walt Kester switched capacitor filter handbook ISBN 7506 AD7634 AD7691 ADA4922-1 ADR444
Contextual Info: MT-074 TUTORIAL Differential Drivers for Precision ADCs DIFFERENTIAL INPUT ADC CHARACTERISTICS Many high performance ADCs are now being designed with differential inputs. A fully differential ADC design offers the advantages of good common-mode rejection, reduction in

Gilbert Cell

Contextual Info: MT-079 TUTORIAL Analog Multipliers ANALOG MULTIPLIER BASICS An analog multiplier is a device having two input ports and an output port. The signal at the output is the product of the two input signals. If both input and output signals are voltages, the transfer characteristic is the product of the two voltages divided by a scaling factor, K, which has

COMPARATOR Hysteresis

Abstract: AD790 can a comparator compare between ac and dc voltages Kester MT-083
Contextual Info: MT-083 TUTORIAL Comparators COMPARATOR BASICS A comparator is similar to an op amp. It has two inputs, inverting and non-inverting and an output see Figure 1 . But it is specifically designed to compare the voltages between its two inputs. Therefore it operates in a non-linear fashion. The comparator operates open-loop,

AD790

Contextual Info: MT-083 TUTORIAL Comparators COMPARATOR BASICS A comparator is similar to an op amp. It has two inputs, inverting and non-inverting and an output see Figure 1 . But it is specifically designed to compare the voltages between its two inputs. Therefore it operates in a non-linear fashion. The comparator operates open-loop,

application of chopper amplifier

Abstract: MT-055 APPLICATIONS OF dc chopper circuit chopper amplifier mt055 AD8629 AD8628 dc chopper circuit application ac chopper analog devices chopper stabilized amplifier
Contextual Info: MT-055 TUTORIAL Chopper Stabilized Auto-Zero Precision Op Amps CHOPPER AMPLIFIERS For the lowest offset and drift performance, chopper-stabilized (auto-zero) amplifiers may be the only solution. The best bipolar amplifiers offer offset voltages of 25 µV and 0.1 µV/ºC drift.

MT-052

Abstract: MT-050 RESISTOR NETWORK matched MT-048
Contextual Info: MT-052 TUTORIAL Op Amp Noise Figure: Don't Be Mislead INTRODUCTION Op amp noise is generally specified in terms of input current and voltage noise, as previously discussed in MT-047, MT-048, MT-049, MT-050, and MT-051. In communications systems, however, noise is often specified in terms of noise figure NF —see Figure 1 below. This can

Contextual Info: MT-038 TUTORIAL Op Amp Input Bias Current DEFINITION OF INPUT BIAS CURRENT Ideally, no current flows into the input terminals of an op amp. In practice, there are always two input bias currents, IB+ and IB- see Figure 1 . + IB+ IB- – ‹ A very variable parameter!

MT-068

Abstract: MT-061 AD8210 AD8211 AD629 AD629B AD8202 AD8212 AMP03 AD820
Contextual Info: MT-068 TUTORIAL Difference and Current Sense Amplifiers BASIC SUBTRACTOR OR DIFFERENCE AMPLIFIER A simple subtractor or difference amplifier can be constructed with four resistors and an op amp, as shown in Figure 1 below. It should be noted that this is not an in-amp see Tutorial MT-061 ,

MT-048

Abstract: op177 OP07 OP213 OP27 low noise low frequency JFET
Contextual Info: MT-048 TUTORIAL Op Amp Noise Relationships: 1/f Noise, RMS Noise, and Equivalent Noise Bandwidth "1/f" NOISE The general characteristic of op amp current or voltage noise is shown in Figure 1 below. NOISE nV / √Hz or V / √Hz 3dB/Octave en, in = k FC