Datasheet Analog Devices ADA4841-2

Low Power, Low Noise and Distortion,
Rail-to-Rail Output Amplifiers
ADA4841-1/ADA4841-2 Data Sheet
FEATURES CONNECTION DIAGRAMS Low power: 1.1 mA/amp
Low wideband noise
2.1 nV/√Hz
1.4 pA/√Hz
Low 1/f noise
7 nV/√Hz @ 10 Hz
13 pA/√Hz @ 10 Hz
Low distortion: −105 dBc @ 100 kHz, VO = 2 V p-p
High speed
80 MHz, −3 dB bandwidth (G = +1)
12 V/µs slew rate
175 ns settling time to 0.1%
Low offset voltage: 0.3 mV maximum
Rail-to-rail output
Power down
Wide supply range: 2.7 V to 12 V ADA4841-1 –IN 2 7 +VS +IN 3 6 VOUT 05614-001 TOP VIEW
NC 1 (Not to Scale) 8 POWER DOWN 5 NC –VS 4 Figure 1. 8-Lead SOIC (R)
ADA4841-1
6 +VS –VS 2 5 POWER DOWN +IN 3 4 –IN 05614-099 VOUT 1 Figure 2. 6-Lead SOT-23 (RJ)
ADA4841-2 …

Low Noise and Distortion,
Rail-to-Rail Output Amplifier
ADA4841-2KGD Known Good Die
FEATURES FUNCTIONAL BLOCK DIAGRAM Low power: 1.1 mA/amplifier
Low wideband noise
2.1 nV/√Hz input voltage noise
1.4 pA/√Hz input current noise
Low 1/f noise
7 nV/√Hz at 10 Hz
13 pA/√Hz at 10 Hz
Low distortion: −105 dBc at 100 kHz, VO = 2 V p-p
High speed
80 MHz, −3 dB bandwidth (G = +1)
12 V/μs slew rate
175 ns settling time to 0.1%
Low offset voltage: 0.3 mV maximum
Rail-to-rail output
Wide supply range: 2.7 V to 12 V
Known good die (KGD): these die are fully guaranteed to
data sheet specifications ADA4841-2KGD
+VS –IN1 OUT2 +IN1 –IN2 –VS +IN2 13370-001 OUT1 Figure 1. APPLICATIONS
Low power, low noise signal processing
Battery-powered instrumentation …