AD8519 Analog Devices, AD8519 Datasheet

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AD8519

Manufacturer Part Number
AD8519
Description
8 MHz Rail-to-Rail Operational Amplifier
Manufacturer
Analog Devices
Datasheet

Specifications of AD8519

-3db Bandwidth
8MHz
Slew Rate
2.9V/µs
Vos
600µV
Ib
300nA
# Opamps Per Pkg
1
Input Noise (nv/rthz)
10nV/rtHz
Vcc-vee
2.7V to 12V
Isy Per Amplifier
1.2mA
Packages
SC70,SOIC,SOT

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FEATURES
Space-saving SC70 and SOT-23 packaging
Wide bandwidth: 8 MHz @ 5 V
Low offset voltage: 1.2 mV maximum
Rail-to-rail output swing
2.9 V/μs slew rate
Unity gain stable
Single-supply operation: 2.7 V to 12 V
APPLICATIONS
Portable communications
Microphone amplifiers
Portable phones
Sensor interface
Active filters
PCMCIA cards
ASIC input drivers
Wearable computers
Battery-powered devices
Voltage reference buffers
Personal digital assistants
GENERAL DESCRIPTION
The AD8519 and AD8529 are rail-to-rail output bipolar
amplifiers with a unity gain bandwidth of 8 MHz and a typical
voltage offset of less than 1 mV. The AD8519 brings precision
and bandwidth to the SC70 and SOT-23 packages. The low
supply current makes the AD8519/AD8529 ideal for battery-
powered applications. The rail-to-rail output swing of the
AD8519/AD8529 is larger than standard video op amps, making
them useful in applications that require greater dynamic range
than standard video op amps. The 2.9 V/μs slew rate makes the
AD8519/AD8529 a good match for driving ASIC inputs such as
voice codecs.
Rev. D
Information furnished by Analog Devices is believed to be accurate and reliable. However, no
responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other
rights of third parties that may result from its use. Specifications subject to change without notice. No
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.
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
The small SC70 package makes it possible to place the AD8519
next to sensors, reducing external noise pickup.
The AD8519/AD8529 is specified over the extended industrial
(−40°C to +125°C) temperature range. The AD8519 is available
in 5-lead SC70 and 5-lead SOT-23 packages, and an 8-lead
SOIC surface-mount package. The AD8529 is available in 8-lead
SOIC and 8-lead MSOP packages.
Figure 2. 5-Lead SC70 and SOT-23 (KS and RJ Suffixes)
Figure 3. 8-Lead SOIC and MSOP (R and RM Suffixes)
OUT A
–IN A
+IN A
Operational Amplifiers
–IN A
+IN A
NC
OUT A
PIN CONFIGURATIONS
V–
©1998–2007 Analog Devices, Inc. All rights reserved.
+IN A
V–
Figure 1. 8-Lead SOIC (R Suffix)
V–
1
2
3
4
1
2
3
4
NC = NO CONNECT
1
2
3
8 MHz Rail-to-Rail
AD8519
AD8519
AD8519/AD8529
AD8529
5
4
8
7
6
5
8
7
6
5
V+
–IN A
NC
V+
OUT A
NC
V+
OUT B
–IN B
+IN B
www.analog.com

Related parts for AD8519

AD8519 Summary of contents

Page 1

... V– 4 Figure 3. 8-Lead SOIC and MSOP (R and RM Suffixes) The small SC70 package makes it possible to place the AD8519 next to sensors, reducing external noise pickup. The AD8519/AD8529 is specified over the extended industrial (−40°C to +125°C) temperature range. The AD8519 is available in 5-lead SC70 and 5-lead SOT-23 packages, and an 8-lead SOIC surface-mount package ...

Page 2

... AD8519/AD8529 TABLE OF CONTENTS Features .............................................................................................. 1 Applications....................................................................................... 1 Pin Configurations ........................................................................... 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications..................................................................................... 3 Electrical Characteristics............................................................. 3 Absolute Maximum Ratings............................................................ 7 Thermal Resistance ...................................................................... 7 REVISION HISTORY 5/07—Rev Rev. D Changes to Features.......................................................................... 1 Changes to General Description .................................................... 1 Changes to Two-Element Bridge Amplifier Section.................. 13 Updated Outline Dimensions ....................................................... 14 2/03—Rev Rev. C Changed μSOIC to MSOP.................................................Universal Changed SO-8 to R-8 ...

Page 3

... NOISE PERFORMANCE Voltage Noise Voltage Noise Density Current Noise Density Symbol Conditions V AD8519AKS, AD8519ART OS −40°C ≤ T ≤ +125°C A AD8519AR (R-8), AD8529 −40°C ≤ T ≤ +125° −40°C ≤ T ≤ +125° −40°C ≤ T ≤ +125°C ...

Page 4

... Settling Time Gain Bandwidth Product Phase Margin NOISE PERFORMANCE Voltage Noise Density Current Noise Density Symbol Conditions V AD8519AKS, AD8519ART OS −40°C ≤ T ≤ +125°C A AD8519AR (R-8), AD8529 −40°C ≤ T ≤ +125° CMRR 0 V ≤ V ≤ 2 − ...

Page 5

... Gain Bandwidth Product Phase Margin NOISE PERFORMANCE Voltage Noise Density Current Noise Density Symbol Conditions V AD8519AKS, AD8519ART OS −40°C ≤ T ≤ +125°C A AD8519AR (R-8), AD8529 −40°C ≤ T ≤ +125° CMRR 0 V ≤ V ≤ 1.7 V, −40°C ≤ T ...

Page 6

... Gain Bandwidth Product Phase Margin NOISE PERFORMANCE Voltage Noise Density Current Noise Density Symbol Conditions V AD8519AKS, AD8519ART OS −40°C ≤ T ≤ +125°C A AD8519AR (R-8), AD8529 −40°C ≤ T ≤ +125° −40°C ≤ T ≤ +125°C CM ...

Page 7

... MSOP (RM) −65°C to +150°C 1 θ is specified for worst-case conditions, that is, θ 300°C JA soldered in circuit board for SOT-23 and SOIC packages. ESD CAUTION Rev Page AD8519/AD8529 1 θ θ Unit JA JC 376 126 °C/W 230 146 ° ...

Page 8

... AD8519/AD8529 TYPICAL PERFORMANCE CHARACTERISTICS COUNT = 395 OP AMPS 25° –1.0 –0.6 –0.2 0.2 INPUT OFFSET VOLTAGE (mV) Figure 4. Input Offset Voltage Distribution 600 550 500 450 SUPPLY VOLTAGE (V) Figure 5. Supply Current per Amplifier vs. Supply Voltage 800 700 ...

Page 9

... 25° 10M 10k Rev Page AD8519/AD8529 = 5V = 2.5V = 10kΩ = 25°C = ±50mV –OS +OS 100 CAPACITANCE (pF) Figure 13. Overshoot vs. Capacitance Load = 5V = 25°C 1% 0.1% 0. SETTLING TIME (µs) Figure 14. Step Size vs. Settling Time ...

Page 10

... AD8519/AD8529 300 25°C A 250 200 AVCC = 10 150 100 50 0 100k 1M FREQUENCY (Hz) Figure 16. Output Impedance vs. Frequency 25° 100 FREQUENCY (Hz) Figure 17. Voltage Noise Density 25° ...

Page 11

... V = ±2.5V S AVCC = 25° 100pF L 500mV 50µs Figure 22. Large Signal Transient Response Rev Page AD8519/AD8529 ...

Page 12

... If the application circuit requires high impedance (that is, direct sensor interface), then an FET amplifier is a better choice than the AD8519. • An amp such as the AD8519, which has a great slew rate specification, yields the best result because the circuit involves switching Switching glitches are caused when D1 and D2 are both momentarily off ...

Page 13

... Slew rate related distortion is not present at the lower voltages because the AD8519 is so fast at 2.1 V/μs. A general rule of thumb for determining the necessary slew rate for an audio system is to take the maximum output voltage range of the device, given the design’ ...

Page 14

... AD8519/AD8529 OUTLINE DIMENSIONS 5.00 (0.1968) 4.80 (0.1890 6.20 (0.2441) 4.00 (0.1574) 1 5.80 (0.2284) 3.80 (0.1497) 4 1.27 (0.0500) BSC 1.75 (0.0688) 1.35 (0.0532) 0.25 (0.0098) 0.10 (0.0040) 0.51 (0.0201) COPLANARITY 0.10 0.31 (0.0122) SEATING PLANE COMPLIANT TO JEDEC STANDARDS MS-012-A A CONTROLLING DIMENSIONS ARE IN MILLIMETERS; INCH DIMENSIONS (IN PARENTHESES) ARE ROUNDED-OFF MILLIMETER EQUIVALENTS FOR REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN. ...

Page 15

... AD8519ARTZ-REEL7 −40°C to +125°C AD8519AR −40°C to +125°C AD8519AR-REEL −40°C to +125°C AD8519AR-REEL7 −40°C to +125°C 1 AD8519ARZ −40°C to +125°C AD8519ARZ-REEL −40°C to +125°C 1 AD8519ARZ-REEL7 −40°C to +125°C AD8529AR −40°C to +125°C AD8529AR-REEL − ...

Page 16

... AD8519/AD8529 NOTES ©1998–2007 Analog Devices, Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. C01756–0–5/07(D) Rev Page ...

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