Datasheet Texas Instruments OPA691IDRG4 — Datenblatt
Hersteller | Texas Instruments |
Serie | OPA691 |
Artikelnummer | OPA691IDRG4 |
Breitband-Stromrückkopplungs-Operationsverstärker mit Deaktivierung 8-SOIC -40 bis 85
Datenblätter
Wideband, Current Feedback Operational Amplifier With Disable datasheet
PDF, 1.1 Mb, Revision: D, Datei veröffentlicht: Jul 2, 2008
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Preise
Status
Lifecycle Status | Active (Recommended for new designs) |
Manufacture's Sample Availability | No |
Verpackung
Pin | 8 | 8 |
Package Type | D | D |
Industry STD Term | SOIC | SOIC |
JEDEC Code | R-PDSO-G | R-PDSO-G |
Package QTY | 2500 | 2500 |
Carrier | LARGE T&R | LARGE T&R |
Device Marking | OPA | 691 |
Width (mm) | 3.91 | 3.91 |
Length (mm) | 4.9 | 4.9 |
Thickness (mm) | 1.58 | 1.58 |
Pitch (mm) | 1.27 | 1.27 |
Max Height (mm) | 1.75 | 1.75 |
Mechanical Data | Herunterladen | Herunterladen |
Parameter
2nd Harmonic | 70 dBc |
3rd Harmonic | 74 dBc |
@ MHz | 5 |
Acl, min spec gain | 1 V/V |
Additional Features | Shutdown |
Architecture | Bipolar,Current FB |
BW @ Acl | 280 MHz |
CMRR(Min) | 52 dB |
CMRR(Typ) | 56 dB |
GBW(Typ) | 280 MHz |
Input Bias Current(Max) | 35000000 pA |
Iq per channel(Max) | 5.3 mA |
Iq per channel(Typ) | 5.1 mA |
Number of Channels | 1 |
Offset Drift(Typ) | 20 uV/C |
Operating Temperature Range | -40 to 85 C |
Output Current(Typ) | 190 mA |
Package Group | SOIC |
Package Size: mm2:W x L | 8SOIC: 29 mm2: 6 x 4.9(SOIC) PKG |
Rail-to-Rail | No |
Rating | Catalog |
Slew Rate(Typ) | 2100 V/us |
Total Supply Voltage(Max) | 12 +5V=5, +/-5V=10 |
Total Supply Voltage(Min) | 4 +5V=5, +/-5V=10 |
Vn at 1kHz(Typ) | 1.7 nV/rtHz |
Vn at Flatband(Typ) | 1.7 nV/rtHz |
Vos (Offset Voltage @ 25C)(Max) | 2.5 mV |
Öko-Plan
RoHS | Compliant |
Design Kits und Evaluierungsmodule
- Evaluation Modules & Boards: THS3110EVM
THS3110 Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: THS3111EVM
THS3111 Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: THS3121EVM
THS3121 Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: THS3120EVM
THS3120 Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: DEM-OPA-SOT-1A
Unpopulated PCB Compatible w/High Speed, Wide Bandwidth Op Amps in SOT(DBV) Pkg
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: DEM-OPA-SO-1A
DEM-OPA-SO-1A Unpopulated PCB Compatible w/High Speed Wide Bandwidth Op Amps in 8-lead SOIC (D) Pkg
Lifecycle Status: Active (Recommended for new designs)
Anwendungshinweise
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In order to derive a solution for an analog circuit problem, it is often useful to develop a model. This approach is generally accepted as developing an analytical model. However, finding the analytical solution is not always practical or possible as a result of higher-degree polynomials that require further resolution, or because of the time needed to develop the solution completely. In these sit - Current Feedback Amplifiers: Review, Stability Analysis, and ApplicationsPDF, 53 Kb, Datei veröffentlicht: Nov 20, 2000
The majority of op amp circuits are closed-loop feedback systems that implement classical control theory analysis. Analog designers are comfortable with Voltage FeedBack (VFB) op amps in a closed-loop system and are familiar with the ideal op amp approximations feedback permit. This application bulletin will demonstrate how CFB op amps can be analyzed in a similar fashion. Once the closed-loop sim - Stabilizing Current-Feedback Op Amps While Optimizing Circuit PerformancePDF, 280 Kb, Datei veröffentlicht: Apr 28, 2004
Optimizing a circuit design with a current-feedback (CFB) op amp is a relatively straightforward task, once one understands how CFB op amps achieve stability. This application note explains a 2nd-order CFB model so that any designer can better understand the flexibility of the CFB op amp. This report also discusses stability analysis, the effects of parasitic components due to PCBs, optimization - Expanding the usability of current-feedback amplifiersPDF, 215 Kb, Datei veröffentlicht: Feb 28, 2005
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As high performance Analog-to-Digital Converters (ADCs) continue to improve in their performance, the last stage interface from the final amplifier into the converter inputs becomes a critical element in the system design if the full converter dynamic range is desired. This application note describes the performance and design equations for a simple passive 2nd-order filter used successfully in AD - ADS5500, OPA695: PC Board Layout for Low Distortion High-Speed ADC DriversPDF, 273 Kb, Datei veröffentlicht: Apr 22, 2004
Once an analog-to-digital converter (ADC) and a driver/interface have been selected for a given application, the next step to achieving excellent performance is laying out the printed circuit board (PCB) that will support the application. This application report describes several techniques for optimizing a high-speed, 14-bit performance, differential driver PCB layout using a wideband operation - Measuring Board Parasitics in High-Speed Analog DesignPDF, 134 Kb, Datei veröffentlicht: Jul 7, 2003
Successful circuit designs using high-speed amplifiers can depend upon understanding and identifying parasitic PCB components. Simulating a design while including PCB parasitics can protect against unpleasant production surprises. This application report discusses an easy method for measuring parasitic components in a prototype or final PC board design by using a standard oscilloscope and low freq - Noise Analysis for High Speed Op Amps (Rev. A)PDF, 256 Kb, Revision: A, Datei veröffentlicht: Jan 17, 2005
As system bandwidths have increased an accurate estimate of the noise contribution for each element in the signal channel has become increasingly important. Many designers are not however particularly comfortable with the calculations required to predict the total noise for an op amp or in the conversions between the different descriptions of noise. Considerable inconsistency between manufactu
Modellreihe
Serie: OPA691 (8)
Herstellerklassifikation
- Semiconductors > Amplifiers > Operational Amplifiers (Op Amps) > High-Speed Op Amps (>=50MHz)