Datasheet AD8099 (Analog Devices)

Ultralow Distortion, High Speed, 0.95 nV/√Hz Voltage Noise Op Amp Data Sheet AD8099 FEATURES CONNECTION DIAGRAMS Ultralow noise: 0.95 nV/√Hz, 2.6 pA/√Hz AD8099 TOP VIEW Ultralow distortion (Not to Scale) 2nd harmonic RL = 1 kΩ , G = +2 DISABLE 1 8 +VS −92 dB at 10 MHz FEEDDBACK 2 7 VOUT 3rd harmonic RL = 1 kΩ , G = +2 –IN 3 6 CC −105 dB at 10 MHz +IN 4 5 –VS High speed NOTES
001
Gain bandwidth product (GBWP): 3.8 GHz
0-
1. SOLDER THE EXPOSED PADDLE TO THE GROUND PLANE. −3 dB bandwidth
04511- Figure 1. 8-Lead LFCSP (CP-8-13)
700 MHz (G = +2) 550 MHz (G = +10) AD8099 TOP VIEW Slew rate (Not to Scale) 475 V/µs (G = +2) FEEDBACK 1 8 DISABLE 1350 V/µs (G = +10) –IN 2 7 +VS New pinout +IN 3 6 VOUT Custom external compensation, gain range –1, +2 to +10 –VS 4 5 CC
002
Supply current: 15 mA NOTES
0-
1. SOLDER THE EXPOSED PADDLE Offset voltage: 0.5 mV max TO THE GROUND PLANE.
04511-
Wide supply voltage range: 5 V to 12 V
Figure 2. 8-Lead SOIC-EP (RD-8-1)
APPLICATIONS
The AD8099 drives 100 Ω loads at breakthrough performance levels with only 15 mA of supply current. With the wide supply
Preamplifiers
voltage range (5 V to 12 V), low offset voltage (0.1 mV typ), wide
Receivers
bandwidth (700 MHz for G = +2), and a GBWP up to 3.8 GHz,
Instrumentation
the AD8099 is designed to work in a wide variety of applications.
Filters Intermediate frequency (IF) and baseband amplifiers
The AD8099 is available in a 3 mm × 3 mm lead frame chip scale
Analog-to-digital drivers
package (LFCSP) with a new pinout that is specifical y optimized
Digital-to-analog converter (DAC) buffers
for high performance, high speed amplifiers. The new LFCSP and
Optical electronics
pinout enable the breakthrough performance that previously was not achievable with amplifiers. The AD8099 is rated to work
GENERAL DESCRIPTION
over the extended industrial temperature range, −40°C to +125°C. The AD8099 is an ultralow noise (0.95 nV/√Hz) and distortion
–40 G = +2
(–92 dBc at 10 MHz) voltage feedback op amp, the combination
V –50 OUT = 2V p-p V
of which makes it ideal for 16- and 18-bit systems. The AD8099
S = ±5V RL = 1k
Ω
)
features a new, highly linear, low noise input stage that increases
–60 dBc
the ful power bandwidth (FPBW) at low gains with high slew
–70
rates. The Analog Devices, Inc., proprietary next generation
–80
extra fast complimentary bipolar (XFCB) process enables such
–90
high performance amplifiers with relatively low power.
–100
The AD8099 features external compensation, which lets the user set the gain bandwidth product. External compensation al ows
–110 HARMONIC DISTORTION (
gains from +2 to +10 with minimal trade-off in bandwidth. The
–120
AD8099 also features an extremely high slew rate of 1350 V/µs,
SOLID LINE – SECOND HARMONIC DOTTED LINE – THIRD HARMONIC –130
giving the designer flexibility to use the entire dynamic range
0.1 1.0 10.0
without trading off bandwidth or distortion. The AD8099
FREQUENCY (MHz)
04511-A-013 Figure 3. Harmonic Distortion vs. Frequency and Gain (SOIC) settles to 0.1% in 18 ns and recovers from overdrive in 50 ns.
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Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION CONNECTION DIAGRAMS REVISION HISTORY SPECIFICATIONS SPECIFICATIONS WITH ±5 V SUPPLY SPECIFICATIONS WITH +5 V SUPPLY ABSOLUTE MAXIMUM RATINGS MAXIMUM POWER DISSIPATION ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION USING THE AD8099 CIRCUIT COMPONENTS RECOMMENDED VALUES CIRCUIT CONFIGURATIONS PERFORMANCE vs. COMPONENT VALUES TOTAL OUTPUT NOISE CALCULATIONS AND DESIGN INPUT BIAS CURRENT AND DC OFFSET PIN AND INPUT BIAS CANCELLATION 16-BIT ADC DRIVER CIRCUIT CONSIDERATIONS PCB Layout Parasitics Grounding Power Supply Bypassing Component Selection DESIGN TOOLS AND TECHNICAL SUPPORT OUTLINE DIMENSIONS ORDERING GUIDE