AD844JR-16 Analog Devices Inc, AD844JR-16 Datasheet
AD844JR-16
Specifications of AD844JR-16
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AD844JR-16 Summary of contents
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FEATURES Wide bandwidth 60 MHz at gain of −1 33 MHz at gain of −10 Slew rate: 2000 V/μs 20 MHz full power bandwidth p-p, R Fast settling: 100 ns to 0.1% (10 V step) Differential gain error: ...
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AD844 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 Functional Block Diagrams ............................................................. 1 General Description ......................................................................... 1 Product Highlights ........................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 5 Metallization Photograph ............................................................ 5 ESD ...
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SPECIFICATIONS T = 25°C and V = ±15 V dc, unless otherwise noted Table 1. Parameter Conditions 1 INPUT OFFSET VOLTAGE MIN MAX vs. Temperature vs. Supply Initial T to ...
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AD844 Parameter Conditions FREQUENCY RESPONSE 3, 4 Small Signal Bandwidth Gain = −1 Gain = −10 TOTAL HARMONIC DISTORTION f = 100 kHz rms SETTLING TIME 10 V Output Step ±15 V supplies 5 Gain = −1, to ...
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ABSOLUTE MAXIMUM RATINGS Table 2. Parameter Supply Voltage 1 Power Dissipation Output Short-Circuit Duration Input Common-Mode Voltage Differential Input Voltage Inverting Input Current Continuous Transient Storage Temperature Range (Q) Storage Temperature Range (N, RW) Lead Temperature (Soldering, 60 sec) ESD ...
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AD844 TYPICAL PERFORMANCE CHARACTERISTICS T = 25°C and V = ±15 V, unless otherwise noted SUPPLY VOLTAGE (±V) Figure 4. −3 dB Bandwidth vs. Supply Voltage ...
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TEMPERATURE (°C) Figure 10. Inverting Input Bias Current (I ) and Noninverting Input Bias BN Current (I ) vs. Temperature BP 100 10 ±5V SUPPLIES 1 0.1 0.01 10k 100k 1M FREQUENCY ...
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AD844 INVERTING GAIN-OF-1 AC CHARACTERISTICS +V S 4.7Ω 0.22µ – –IN AD844 + R L 0.22µF 4.7Ω –V S Figure 13. Inverting Amplifier, Gain of −1 ( 1kΩ –6 –12 ...
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INVERTING GAIN-OF-10 AC CHARACTERISTICS +V S 4.7Ω 0.22µF 500Ω 50Ω – –IN AD844 + R L 0.22µF 4.7Ω –V S Figure 18. Gain of −10 Amplifier –4 100k 1M FREQUENCY (Hz) Figure 19. Gain vs. ...
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AD844 INVERTING GAIN-OF-10 PULSE RESPONSE 5V 100 20ns Figure 21. Large Signal Pulse Response, Gain = –10, R 500nV 100 500 Ω Figure 22. Small Signal Pulse Response, Gain = −10 ...
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NONINVERTING GAIN-OF-10 AC CHARACTERISTICS 4.7Ω 0.22µF 450Ω 50Ω – AD844 + –IN 0.22µF 4.7Ω –V S Figure 23. Noninverting Gain of +10 Amplifier –4 100k 1M FREQUENCY (Hz) Figure 24. Gain ...
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AD844 UNDERSTANDING THE AD844 The AD844 can be used in ways similar to a conventional op amp while providing performance advantages in wideband applications. However, there are important differences in the internal structure that need to be understood to optimize ...
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Table 3. Gain vs. Bandwidth Gain (MHz) −1 1 kΩ 1 kΩ 35 −1 500 Ω 500 Ω 60 −2 2 kΩ 1 kΩ 15 −2 1 kΩ 500 Ω 30 −5 5 kΩ 1 kΩ 5.2 ...
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AD844 It is important to understand that the low input impedance at the inverting input is locally generated and does not depend on feedback. This is very different from the virtual ground of a conventional operational amplifier used in the ...
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USING THE AD844 BOARD LAYOUT As with all high frequency circuits considerable care must be used in the layout of the components surrounding the AD844. A ground plane, to which the power supply decoupling capaci- tors are connected by the ...
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AD844 DC ERROR CALCULATION Figure 37 shows a model of the dc error and noise sources for the AD844. The inverting input bias current, I feedback resistor the noninverting input bias current, flows BP in the resistance at ...
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MSB AD568 DIGITAL INPUTS LSB 12 TOP VIEW (Not to Scale) *POWER SUPPLY BYPASS CAPACITORS. HIGH SPEED DAC BUFFER The AD844 performs very well in applications requiring current- to-voltage ...
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AD844 Figure 45 shows the small signal response for gain control range ( 3.16 V). At small values feedthrough on the PC board becomes troublesome and very careful layout techniques ...
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OUTLINE DIMENSIONS 0.210 (5.33) MAX 0.150 (3.81) 0.130 (3.30) 0.115 (2.92) 0.022 (0.56) 0.018 (0.46) 0.014 (0.36) CONTROLLING DIMENSIONS ARE IN INCHES; MILLIMETER DIMENSIONS (IN PARENTHESES) ARE ROUNDED-OFF INCH EQUIVALENTS FOR REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN ...
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... AD844ACHIPS −40°C to +85°C AD844AQ −40°C to +85°C AD844BQ −40°C to +85°C AD844JR-16 0°C to 70°C AD844JR-16-REEL 0°C to 70°C AD844JR-16-REEL7 0°C to 70°C 1 AD844JRZ-16 0°C to 70°C 1 AD844JRZ-16-REEL 0°C to 70°C 1 AD844JRZ-16-REEL7 0°C to 70°C AD844SCHIPS − ...