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AD8656 Datasheet(PDF) 4 Page - Analog Devices

Part # AD8656
Description  Ultralow Noise Amplifier at Lower Power
Download  24 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

AD8656 Datasheet(HTML) 4 Page - Analog Devices

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ADA4075-2
Data Sheet
Rev. B | Page 4 of 24
VSY = ±15 V, VCM = 0 V, TA = 25°C, LFCSP package, unless otherwise noted.
Table 3.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
0.3
1
mV
−40°C ≤ TA ≤ +125°C
1.5
mV
Input Bias Current
IB
30
100
nA
−40°C ≤ TA ≤ +125°C
150
nA
Input Offset Current
IOS
5
50
nA
−40°C ≤ TA ≤ +125°C
75
nA
Input Voltage Range
−40°C ≤ TA ≤ +125°C
−12.5
+12.5
V
Common-Mode Rejection Ratio
CMRR
VCM = −12.5 V to +12.5 V
110
116
dB
−40°C ≤ TA ≤ +125°C
106
dB
Large Signal Voltage Gain
AVO
RL = 2 kΩ, VO = −11 V to +11 V
110
117
dB
−40°C ≤ TA ≤ +125°C
102
dB
RL = 600 Ω, VO = −10 V to +10 V
108
117
dB
−40°C ≤ TA ≤ +125°C
100
dB
Offset Voltage Drift
∆VOS/∆T
−40°C ≤ TA ≤ +125°C
3
μV/°C
Input Resistance, Differential Mode
RINDM
1.5
Input Resistance, Common Mode
RINCM
500
Input Capacitance, Differential Mode
CINDM
2.4
pF
Input Capacitance, Common Mode
CINCM
2.1
pF
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 2 kΩ to GND
12.8
13
V
−40°C ≤ TA ≤ +125°C
12.5
V
RL = 600 Ω to GND
12.4
12.8
V
−40°C ≤ TA ≤ +125°C
12
V
VSY = ±18 V, RL = 600 Ω to GND
15
15.8
V
−40°C ≤ TA ≤ +125°C
14
V
Output Voltage Low
VOL
RL = 2 kΩ to GND
−14
−13.6
V
−40°C ≤ TA ≤ +125°C
−13
V
RL = 600 Ω to GND
−13.6
−13
V
−40°C ≤ TA ≤ +125°C
−12.5
V
VSY = ±18 V, RL = 600 Ω to GND
−16.6
−16
V
−40°C ≤ TA ≤ +125°C
−15
V
Short-Circuit Current
ISC
40
mA
Closed-Loop Output Impedance
ZOUT
f = 1 kHz, AV = 1
0.1
Ω
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VSY = ±4.5 V to ±18 V
100
104
dB
−40°C ≤ TA ≤ +125°C
95
dB
Supply Current per Amplifier
ISY
VSY = ±4.5 V to ±18 V, IO = 0 mA
1.8
2.25
mA
−40°C ≤ TA ≤ +125°C
3.35
mA
DYNAMIC PERFORMANCE
Slew Rate
SR
RL = 2 kΩ, AV = 1
12
V/μs
Settling Time
tS
To 0.01%, VIN = 10 V step, RL = 1 kΩ
3
μs
Gain Bandwidth Product
GBP
RL = 1 MΩ, CL = 35 pF, AV = 1
6.5
MHz
Phase Margin
ΦM
RL = 1 MΩ, CL = 35 pF, AV = 1
60
Degrees
THD + NOISE
Total Harmonic Distortion and Noise
THD + N
RL = 2 kΩ, AV = 1, VIN = 3 V rms, f = 1 kHz
0.0002
%
NOISE PERFORMANCE
Voltage Noise
en p-p
f = 0.1 Hz to 10 Hz
60
nV p-p
Voltage Noise Density
en
f = 1 kHz
2.8
nV/√Hz
Current Noise Density
in
f = 1 kHz
1.2
pA/√Hz


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