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High Performance Video Op Amp Data Sheet AD811

FEATURES

140 MHz bandwidth (3 dB, G = +1)

120 MHz bandwidth (3 dB, G = +2)

35 MHz bandwidth (0.1 dB, G = +2)

2500 V/µs slew rate

25 ns settling time to 0.1% (for a 2 V step) 65 ns settling time to 0.01% (for a 10 V step) Excellent video performance (RL =150 Ω) 0.01% differential gain, 0.01° differential phase Voltage noise of 1.9 nV/√Hz Low distortion: THD = −74 dB at 10 MHz Excellent dc precision: 3 mV max input offset voltage Flexible operation Specified for ±5 V and ±15 V operation ±2.3 V output swing into a 75 Ω load (VS = ±5 V)

APPLICATIONS

Video crosspoint switchers, multimedia broadcast systems HDTV compatible systems Video line drivers, distribution amplifiers ADC/DAC buffers DC restoration circuits Medical Ultrasound PET Gamma Counter applications MIL-STD-883B parts available CONNECTION DIAGRAMS Figure 1. 8-Lead Plastic (N-8), CERDIP (Q-8), SOIC_N (R-8) Figure 2. 16-Lead SOIC_W (RW-16) Figure 3. 20-Terminal LCC (E-20-1)

35 MHz (G = +2) in addition to low differential gain and phase

supply range of ±4.5 V to ±18 V . accuracy for wide dynamic range applications.

  1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN.

14 OUTPUT

  1. NC = NO CONNECT. DO NOT CONNECT TO THIS PIN.

license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. Tel: 781.329.4700 ©2015 Analog Devices, Inc. All rights reserved.

AD811* PRODUCT PAGE QUICK LINKS Last Content Update: 02/23/2017 COMPARABLE PARTS View a parametric search of comparable parts. EVALUATION KITS

  • Universal Evaluation Board for Single High Speed Operational Amplifiers DOCUMENTATION Application Notes
  • AN-216: Video VCAs and Keyers Using the AD834 and AD811
  • AN-417: Fast Rail-to-Rail Operational Amplifiers Ease Design Constraints in Low Voltage High Speed Systems
  • AN-649: Using the Analog Devices Active Filter Design Tool
  • AN-692: Universal Precision Op Amp Evaluation Board Data Sheet
  • AD811: High Performance Video Op Amp Data Sheet
  • AD811: Military Data Sheet User Guides
  • UG-755: 8-Lead SOIC Amplifier Evaluation Board User Guide TOOLS AND SIMULATIONS
  • Analog Filter Wizard
  • Analog Photodiode Wizard
  • AD811 SPICE Macro-Model REFERENCE MATERIALS Tutorials
  • MT-034: Current Feedback (CFB) Op Amps
  • MT-057: High Speed Current Feedback Op Amps
  • MT-059: Compensating for the Effects of Input Capacitance on VFB and CFB Op Amps Used in Current-to- Voltage Converters DESIGN RESOURCES
  • AD811 Material Declaration
  • PCN-PDN Information
  • Quality And Reliability
  • Symbols and Footprints DISCUSSIONS View all AD811 EngineerZone Discussions. SAMPLE AND BUY Visit the product page to see pricing options. TECHNICAL SUPPORT Submit a technical question or find your regional support number. DOCUMENT FEEDBACK Submit feedback for this data sheet. This page is dynamically generated by Analog Devices, Inc., and inserted into this data sheet. A dynamic change to the content on this page will not trigger a change to either the revision number or the content of the product data sheet. This dynamic page may be frequently modified.

Achieving the Flattest Gain Response at High Frequency .... 12

REVISION HISTORY

4/15—Rev. F to Rev. G 2/14—Rev. E to Rev. F Changes to R-8 Package, RW-16 Package, and E-20-1 Package; Changes to An 80 MHz Voltage-Controlled Amplifier 7/04—Rev. D to Rev. E Rev. G | Page 2 of 20

At TA = +25°C, VS = ±15 V dc, RLOAD = 150 Ω, unless otherwise noted. Table 1. AD811J/AD811A1 AD811S2 Parameter Conditions VS Min Typ Max Min Typ Max Unit DYNAMIC PERFORMANCE Small Signal Bandwidth (No Peaking) −3 dB G = +1 RFB = 562 Ω ±15 V 140 140 MHz G = +2 RFB = 649 Ω ±15 V 120 120 MHz G = +2 RFB = 562 Ω ±15 V 80 80 MHz G = +10 RFB = 511 Ω ±15 V 100 100 MHz 0.1 dB Flat G = +2 RFB = 562 Ω ±15 25 25 MHz RFB = 649 Ω ±15 35 35 MHz Full Power Bandwidth3 VOUT = 20 V p-p ±15 40 40 MHz Slew Rate VOUT = 4 V p-p ±15 400 400 V/µs VOUT = 20 V p-p ±15 2500 2500 V/µs Settling Time to 0.1% 10 V Step, AV = − 1 ±15 50 50 ns Settling Time to 0.01% 10 V Step, AV = − 1 ±15 65 65 ns Settling Time to 0.1% 2 V Step, AV = − 1 ±15 25 25 ns Rise Time, Fall Time RFB = 649, AV = +2 ±15 3.5 3.5 ns Differential Gain f = 3.58 MHz ±15 0.01 0.01 % Differential Phase f = 3.58 MHz ±15 0.01 0.01 Degree THD at fC = 10 MHz VOUT = 2 V p-p, AV = +2 ±15 −74 −74 dBc Third-Order Intercept4 At fC = 10 MHz ±15 36 36 dBm ±15 43 43 dBm INPUT OFFSET VOL TAGE ±5 V, ±15 V 0.5 3 0.5 3 mV TMIN to TMAX 5 5 mV Offset Voltage Drift 5 5 µV/°C INPUT BIAS CURRENT −Input ±5 V, ±15 V 2 5 2 5 µA TMIN to TMAX 15 30 µA +Input ±5 V, ±1 5 V 2 10 2 10 µA TMIN to TMAX 20 25 µA TRANSRESISTANCE TMIN to TMAX VOUT = ±10 V RL = ∞ ±15 V 0.75 1.5 0.75 1.5 MΩ RL = 200 Ω ±15 V 0.5 0.75 0.5 0.75 MΩ VOUT = ±2.5 V RL = 150 Ω ±5 V 0.25 0.4 0.125 0.4 MΩ COMMON-MODE REJECTION VOS (vs. Common Mode) TMIN to TMAX VCM = ±2.5 V ±5 V 56 60 50 60 dB TMIN to TMAX VCM = ±10 V ±15 V 60 66 56 66 dB Input Current (vs. Common Mode) TMIN to TMAX 1 3 1 3 µA/V POWER SUPPLY REJECTION VS = ±4.5 V to ±18 V VOS TMIN to TMAX 60 70 60 70 dB +Input Current TMIN to TMAX 0.3 2 0.3 2 µA/V −Input Current TMIN to TMAX 0.4 2 0.4 2 µA/V Rev. G | Page 3 of 20

Parameter Conditions VS Min Typ Max Min Typ Max Unit INPUT VOLTAGE NOISE f = 1 kHz 1.9 1.9 nV/√Hz INPUT CURRENT NOISE f = 1 kHz 20 20 pA/√Hz OUTPUT CHARACTERISTICS Voltage Swing, Useful Operating Range5 ±5 V ±2.9 ±2.9 V ±15 V ±12 ±12 V Output Current TJ = 25°C 100 100 mA Short-Circuit Current 150 150 mA Output Resistance (Open Loop at 5 MHz) 9 9 Ω INPUT CHARACTERISTIC +Input Resistance 1.5 1.5 MΩ −Input Resistance 14 14 Ω Input Capacitance +Input 7.5 7.5 pF Common-Mode Voltage Range ±5 V ±3 ±3 V ±15 V ±13 ±13 V POWER SUPPLY Operating Range ±4.5 ±18 ±4.5 ±18 V Quiescent Current ±5 V 14.5 16.0 14.5 16.0 mA ±15 V 16.5 18.0 16.5 18.0 mA TRANSISTOR COUNT Number of Transistors 40 40 1 The AD811JR is specified with ±5 V power supplies only, with operation up to ±12 V. 2 See the Analog Devices military data sheet for 883B tested specifications. 3 FPBW = slew rate/(2 π VPEAK). 4 Output power level, tested at a closed-loop gain of two. 5 Useful operating range is defined as the output voltage at which linearity begins to degrade. Rev. G | Page 4 of 20

plastic packages, the maximum safe junction temperature is 145°C. 75 Ω cable and the cable’s far end is shorted to a power supply. Contact the factory for the latest dimensions. Figure 4. Metalization Photograph

Figure 5. Differential Gain and Phase Figure 6. Frequency Response Figure 7. Input Common-Mode Voltage Range vs. Supply Voltage Figure 8. Output Voltage Swing vs. Resistive Load Figure 9. Input Bias Current vs. Junction Temperature Figure 10. Output Voltage Swing vs. Supply Voltage

100 IRE

high performance video and data acquisition applications. a variety of useful closed-loop gains and supply voltages. Table 3. −3 dB Bandwidth vs. Closed-Loop Gain and flatness varies, to some extent, with feedback resistor tolerance. have different associated parasitic capacitance and inductance. those indicated are optimal for other resistor types. errors. Line lengths less than 1/4" are recommended. the resulting flatness is not affected by the length of the cable. paralleled capacitors) may be required in some cases.

phase errors are obtained when using ±15 V power supplies. achieved at much lower supplies as well. supply are plotted in Figure 44 and Figure 45, respectively. driving back-terminated 75 Ω cables. Figure 41. A Video Line Driver Operating at a Gain of +2 Figure 42. Closed-Loop Gain vs. Frequency, Gain = +2 Figure 43. Small Signal Pulse Response, Gain = +2, VS = ±15 V Figure 44. Differential Gain Error vs. Supply Voltage for Figure 45. Differential Phase Error vs. Supply Voltage for

provides a buffered, single-ended, ground-referenced output. these conditions is increased to ±9 V using ±12 V supplies. symmetrical responses from the X and Y inputs. circuit operates from a ±12 V dual power supply. Figure 46. An 80 MHz Voltage-Controlled Amplifier

signals to create such special effects as dissolves and overlays. input X1 − X2 is 0. This generates the second term. the bandwidth and damping factor to best suit the application. Figure 47. A Practical Video Keyer Circuit

Figure 53. 16-Lead Standard Small Outline Package [SOIC_W] REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN. registered trademarks are the prop erty of their respective owners.