AD8062 Analog Devices, AD8062 Datasheet

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AD8062

Manufacturer Part Number
AD8062
Description
Low Cost, 300 MHz Rail-to-Rail Amplifier (Dual)
Manufacturer
Analog Devices
Datasheet

Specifications of AD8062

-3db Bandwidth
320MHz
Slew Rate
650V/µs
Vos
1mV
Ib
350nA
# Opamps Per Pkg
2
Input Noise (nv/rthz)
8.5nV/rtHz
Vcc-vee
2.7V to 8V
Isy Per Amplifier
9.5mA
Packages
SOIC,SOP

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FEATURES
Low cost
Single (AD8061), dual (AD8062)
Single with disable (AD8063)
Rail-to-rail output swing
Low offset voltage: 6 mV
High speed
Operates on 2.7 V to 8 V supplies
Excellent video specifications (R
35 ns overload recovery
Low power
APPLICATIONS
Imaging
Photodiode preamps
Professional video and cameras
Handsets
DVDs/CDs
Base stations
Filters
ADC drivers
Clock buffers
GENERAL DESCRIPTION
The AD8061/AD8062/AD8063 are rail-to-rail output voltage
feedback amplifiers offering ease of use and low cost. They have
a bandwidth and slew rate typically found in current feedback
amplifiers. All have a wide input common-mode voltage range
and output voltage swing, making them easy to use on single
supplies as low as 2.7 V.
Despite being low cost, the AD8061/AD8062/AD8063 provide
excellent overall performance. For video applications, their
differential gain and phase errors are 0.01% and 0.04° into a
Rev. G
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.
300 MHz, −3 dB bandwidth (G = 1)
650 V/μs slew rate
8.5 nV/√Hz at 5 V
35 ns settling time to 0.1% with 1 V step
Input voltage range = −0.2 V to +3.2 V with V
Gain flatness: 0.1 dB to 30 MHz
0.01% differential gain error
0.04° differential phase error
6.8 mA/amplifier typical supply current
AD8063 400 μA when disabled
L
= 150 Ω, G = 2)
S
= 5 V
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.
Tel: 781.329.4700
Fax: 781.461.3113
–V
150 Ω load, along with 0.1 dB flatness out to 30 MHz. Addi-
tionally, they offer wide bandwidth to 300 MHz along with
650 V/μs slew rate.
The AD8061/AD8062/AD8063 offer a typical low power of
6.8 mA/amplifier, while being capable of delivering up to
50 mA of load current. The AD8063 has a power-down disable
feature that reduces the supply current to 400 μA. These features
make the AD8063 ideal for portable and battery-powered
applications where size and power are critical.
+IN
–IN
NC
V
OUT
– V
+IN
S
Figure 3. 6-Lead SOT-23 (RJ)
S
NC = NO CONNECT
1
2
3
4
Figure 1. 8-Lead SOIC (R)
1
2
3
(Not to Scale)
–12
AD8061/
AD8063
(Not to Scale)
–3
–6
–9
3
0
AD8063
1
AD8061/AD8062/AD8063
Figure 5. Small Signal Response, R
IN
V
R
V
O
BIAS
L
CONNECTION DIAGRAMS
Rail-to-Rail Amplifiers
= 1kΩ
= 0.2V p-p
8
7
6
5
©1999–2010 Analog Devices, Inc. All rights reserved.
4
= 1V
6
5
DISABLE
(AD8063 ONLY)
+V
V
NC
V
OUT
+V
DISABLE
– IN
BIAS
S
50Ω
S
Low Cost, 300 MHz
R
F
10
FREQUENCY (MHz)
R
V
L
Figure 2. 8-Lead SOIC (R)/MSOP (RM)
OUT1
– IN1
+IN1
OUT
– V
V
S
Figure 4. 5-Lead SOT-23 (RJ)
OUT
–V
+IN
S
1
2
3
4
R
1
2
3
100
F
F
= 0 Ω, 50 Ω
(Not to Scale)
(Not to Scale)
= 0Ω
AD8061
AD8062
www.analog.com
R
F
= 50Ω
5
4
8
7
5
+V
6
–IN
1k
S
+V
V
– IN2
+IN2
OUT2
S

Related parts for AD8062

AD8062 Summary of contents

Page 1

... MHz. Addi- tionally, they offer wide bandwidth to 300 MHz along with 650 V/μs slew rate. The AD8061/AD8062/AD8063 offer a typical low power of 6.8 mA/amplifier, while being capable of delivering load current. The AD8063 has a power-down disable feature that reduces the supply current to 400 μ ...

Page 2

... AD8061/AD8062/AD8063 TABLE OF CONTENTS Features .............................................................................................. 1 Applications ....................................................................................... 1 Connection Diagrams ...................................................................... 1 General Description ......................................................................... 1 Revision History ............................................................................... 2 Specifications ..................................................................................... 3 Absolute Maximum Ratings ............................................................ 6 Maximum Power Dissipation ..................................................... 6 ESD Caution .................................................................................. 6 Typical Performance Characteristics ............................................. 7 Circuit Description ......................................................................... 14 REVISION HISTORY 2/10—Rev Rev. G Changes to Table 4 ............................................................................ 6 11/09—Rev Rev. F Changed Input Common-Mode Voltage Range Parameter........ 4 Updated Outline Dimensions ....................................................... 19 10/07— ...

Page 3

... step MHz p- kΩ MHz p- kΩ MHz AD8062 f = 100 kHz f = 100 kHz 150 Ω 150 Ω MHz MHz MIN MAX MIN ...

Page 4

... AD8061/AD8062/AD8063 T = 25° kΩ unless otherwise noted Table 2. Parameter DYNAMIC PERFORMANCE –3 dB Small Signal Bandwidth –3 dB Large Signal Bandwidth Bandwidth for 0.1 dB Flatness Slew Rate Settling Time to 0.1% NOISE/DISTORTION PERFORMANCE Total Harmonic Distortion Crosstalk, Output to Output Input Voltage Noise ...

Page 5

... OUT POWER-DOWN DISABLE Turn-On Time Turn-Off Time DISABLE Voltage (Off) DISABLE Voltage (On) POWER SUPPLY Operating Range Quiescent Current per Amplifier Supply Current when Disabled (AD8063 Only) Power Supply Rejection Ratio AD8061/AD8062/AD8063 Conditions 0 –1, + 0 ...

Page 6

... MAXIMUM POWER DISSIPATION The maximum power that can be safely dissipated by the AD8061/AD8062/AD8063 is limited by the associated rise in junction temperature. The maximum safe junction temperature for plastic encapsulated devices is determined by the glass transition temperature of the plastic, approximately 150°C. ...

Page 7

... OUT AD8062 AD8061 50Ω 0Ω F 100 Ω, 50 Ω F Rev Page AD8061/AD8062/AD8063 3 0 – – 0.2V p-p O – 1kΩ BIAS – 100 FREQUENCY (MHz) Figure 10. Small Signal Frequency Response ...

Page 8

... S –0.3 –0.4 –0 FREQUENCY (MHz) Figure 14. 0.1 dB Flatness SERIES – 20 – 40 0.01 0 FREQUENCY (MHz) Figure 15. AD8062 Open-Loop Gain and Phase vs. Frequency kΩ p 1kΩ BIAS G = –1 100 1k Figure 16. Harmonic Distortion for p-p Signal vs. Input Signal DC Bias ...

Page 9

... Rev Page AD8061/AD8062/AD8063 1ST 2ND 3RD 4TH 5TH 6TH 7TH 8TH 9TH 10TH 11TH 1ST 2ND 3RD 4TH 5TH 6TH 7TH 8TH 9TH 10TH 11TH Figure 22. Differential Gain and Phase Error NTSC Input Signal kΩ ...

Page 10

... AD8061/AD8062/AD8063 1400 FALLING EDGE 1200 V = ±4V S 1000 FALLING EDGE V = +5V S 800 600 400 RISING EDGE V S 200 0 0 0.5 1.0 1.5 2.0 OUTPUT STEP (V) Figure 25. Slew Rate vs. Output Step Amplitude 100 100 1k 10k FREQUENCY (Hz) Figure 26. Voltage Noise vs. Frequency 100 100 ...

Page 11

... INPUT = SIDE 2 INPUT = SIDE 1 –80 – –100 –110 –120 0.01 0 FREQUENCY (MHz) Figure 32. AD8062 Crosstalk 2.0 V p-p, R OUT L 0 –10 –20 –30 –40 –50 –60 –70 –80 – 100 FREQUENCY (MHz) Figure 33. AD8063 Disabled Output Isolation Frequency Response ...

Page 12

... AD8061/AD8062/AD8063 +0.1% –0.1% 1kΩ 50Ω 20ns/DIV Figure 37. Output Settling Time to 0. FALLING EDGE 40 35 RISING EDGE 0.5 1.0 1.5 OUTPUT VOLTAGE STEP Figure 38. Settling Time vs. V 4.86V 2.43V 0V 1V Figure 39. Output Swing 1kΩ L 3.5V 2.5V 1kΩ 1. 1kΩ L 2.6V 2.5V 2. 1kΩ ...

Page 13

... TIME (ns) Figure 43. 200 mV Step Response 1kΩ L 4.5V 2.5V 0.5V 1V/DIV Rev Page AD8061/AD8062/AD8063 1kΩ p TIME (ns) Figure 44 Step Response 50 ...

Page 14

... S This manifests itself in increased distortion or settling time. Figure 16 plots the distortion p-p signal with the AD8061/AD8062/AD8063 amplifier used as a follower supply vs. signal common-mode voltage. Distortion performance is maintained until the input signal center voltage gets beyond 2 the peak of the input sine wave begins to run into the upper common-mode voltage limit. – ...

Page 15

... OVERLOAD BEHAVIOR AND RECOVERY Input The specified input common-mode voltage of the AD8061/ AD8062/AD8063 is −200 mV below the negative supply to within 1 the positive supply. Exceeding the top limit results in lower bandwidth and increased settling time as seen in Figure 46 and Figure 47. Pushing the input voltage of a unity- gain follower beyond 1.6 V within the positive supply leads to the behavior shown in Figure 48— ...

Page 16

... Figure 33 the AD8063 shut off. BOARD LAYOUT CONSIDERATIONS Maintaining the high speed performance of the AD8061/AD8062/ AD8063 family requires the use of high speed board layout techniques and low parasitic components. The PCB should have a ground plane covering unused portions of the component side of the board to provide a low impedance path ...

Page 17

... AD8061 and AD8062 accept ground-level input signals and output ground-level signals. They are used as RGB signal amplifiers. A combination of the AD8061 (single) and the AD8062 (dual) amplifies the three video channels of an RGB system. Figure 55 shows a circuit that performs this function. Rev Page AD8061/AD8062/AD8063 is − ...

Page 18

... AD8061/AD8062/AD8063 MULTIPLEXER The AD8063 has a disable pin used to power down the ampli- fier to save power or to create a mux circuit. If two (or more) AD8063 outputs are connected together, and only one is enabled, then only the signal of the enabled amplifier will appear at the output. This configuration is used to select from various input signal sources ...

Page 19

... COPLANARITY 0.55 10° 0.45 0.20 5° 0.35 BSC 0° 3.20 3.00 2.80 IDENTIFIER 0.20 MAX 0.08 MIN 0.55 10° 0.45 0.60 4° 0.35 BSC 0° COPLANARITY Rev Page AD8061/AD8062/AD8063 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) 8° 0° 0.51 (0.0201) 0.10 0.31 (0.0122) 0.25 (0.0098) SEATING PLANE 0.17 (0.0067) 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 20

... AD8062ARZ-RL −40°C to +85°C AD8062ARZ-R7 −40°C to +85°C AD8062ARM −40°C to +85°C AD8062ARM-REEL −40°C to +85°C AD8062ARM-REEL7 –40°C to +85°C AD8062ARMZ −40°C to +85°C AD8062ARMZ-RL −40°C to +85°C AD8062ARMZ-R7 –40°C to +85°C AD8063AR – ...

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