Datasheet ADA4897-2-KGD (Analog Devices)

1 nV/√Hz, Low Power, Rail-to-Rail Output Amplifier Known Good Die ADA4897-2-KGD FEATURES GENERAL DESCRIPTION Low wideband noise
The ADA4897-2-KGD1 is a unity-gain stable, low noise, rail-to-
1 nV/√Hz
rail output, high speed voltage feedback amplifier that has a
2.8 pA/√Hz
quiescent current of 3 mA. With a 1/f noise of 2.4 nV/√Hz at
Low 1/f noise: 2.4 nV/√Hz at 10 Hz
10 Hz and a spurious-free dynamic range of −80 dBc at 2 MHz,
Low distortion: −115 dBc at 100 kHz, VOUT = 2 V p-p
the ADA4897-2-KGD is an ideal solution in a variety of
Low input offset voltage: 500 μV maximum
applications, including ultrasound, low noise preamplifiers, and
High speed
drivers of high performance analog-to-digital converters (ADCs).
−3 dB bandwidth: 230 MHz (G = +1)
The Analog Devices, Inc., proprietary next generation silicon
Slew rate: 120 V/μs
germanium (SiGe) bipolar process and innovative architecture
Settling time to 0.1%: 45 ns
enable such high performance amplifiers.
Rail-to-rail output
The ADA4897-2-KGD has a 230 MHz bandwidth, a 120 V/μs
Wide supply range: 3 V to 10 V
slew rate, and settles to 0.1% in 45 ns. With a wide supply
Disable feature
voltage range of 3 V to 10 V, the ADA4897-2-KGD is ideal for
Known good die (KGD): these die are fully guaranteed to
systems that require high dynamic range, precision, low power,
data sheet specifications
and high speed.
APPLICATIONS
The ADA4897-2-KGD is rated to work over the industrial
Low noise preamplifiers
temperature range of −40°C to +125°C.
Ultrasound amplifiers
Additional application and technical information can be found
Phase-locked loop (PLL) filters
in the ADA4897-2 data sheet.
High performance ADC drivers Digital-to-analog converter (DAC) buffers
1 Protected by U.S. Patent Numbers 6,486,737B1 and 6,518,842B1.
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Document Outline Features Applications General Description Revision History Specifications ±5 V Supply +5 V Supply +3 V Supply Absolute Maximum Ratings ESD Caution Pin Configuration and Function Descriptions Outline Dimensions Die Specifications and Assembly Recommendations Ordering Guide