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AD8620 Datasheet(PDF) 3 Page - Analog Devices

Part No. AD8620
Description  Precision, Very Low Noise, Low Input Bias Current, Wide Bandwidth JFET Operational Amplifier
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Maker  AD [Analog Devices]
Homepage  http://www.analog.com
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AD8620 Datasheet(HTML) 3 Page - Analog Devices

 
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REV. D
AD8610/AD8620
–3–
ELECTRICAL SPECIFICATIONS (@ V
S =
13 V, VCM = 0 V, TA = 25 C, unless otherwise noted.)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage (AD8610B)
VOS
45
100
µV
–40
°C < T
A < +125
°C80
200
µV
Offset Voltage (AD8620B)
VOS
45
150
µV
–40
°C < T
A < +125
°C80
300
µV
Offset Voltage (AD8610A/AD8620A)
VOS
85
250
µV
+25
°C < TA < 125°C90
350
µV
–40
°C < T
A < +125
°C
150
850
µV
Input Bias Current
IB
–10
+3
+10
pA
–40
°C < TA < +85°C
–250
+130
+250
pA
–40
°C < T
A < +125
°C
–3.5
+3.5
nA
Input Offset Current
IOS
–10
+1.5
+10
pA
–40
°C < TA < +85°C
–75
+20
+75
pA
–40
°C < T
A < +125
°C
–150
+40
+150
pA
Input Voltage Range
–10.5
+10.5
V
Common-Mode Rejection Ratio
CMRR
VCM = –10 V to +10 V
90
110
dB
Large Signal Voltage Gain
AVO
RL = 1 k
Ω, V
O = –10 V to +10 V
100
200
V/mV
Offset Voltage Drift (AD8610B)
∆V
OS/
∆T
–40
°C < T
A < +125
°C
0.5
1
µV/°C
Offset Voltage Drift (AD8620B)
∆VOS/∆T
–40
°C < TA < +125°C
0.5
1.5
µV/°C
Offset Voltage Drift (AD8610A/AD8620A)
∆V
OS/
∆T
–40
°C < T
A < +125
°C
0.8
3.5
µV/°C
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 1 k
Ω, –40°C < T
A < +125
°C
+11.75 +11.84
V
Output Voltage Low
VOL
RL = 1 k
Ω, –40°C < T
A < +125
°C
–11.84
–11.75
V
Output Current
IOUT
VOUT > 10 V
±45
mA
Short Circuit Current
ISC
±65
mA
POWER SUPPLY
Power Supply Rejection Ratio
PSRR
VS =
±5 V to ±13 V
100
110
dB
Supply Current/Amplifier
ISY
VO = 0 V
3.0
3.5
mA
–40
°C < T
A < +125
°C
3.5
4.0
mA
DYNAMIC PERFORMANCE
Slew Rate
SR
RL = 2 k
40
60
V/
µs
Gain Bandwidth Product
GBP
25
MHz
Settling Time
tS
AV = 1, 10 V Step, to 0.01%
600
ns
NOISE PERFORMANCE
Voltage Noise
en p-p
0.1 Hz to 10 Hz
1.8
µV p-p
Voltage Noise Density
en
f = 1 kHz
6
nV/
Hz
Current Noise Density
in
f = 1 kHz
5
fA/
Hz
Input Capacitance
CIN
Differential
8pF
Common-Mode
15
pF
Channel Separation
CS
f = 10 kHz
137
dB
f = 300 kHz
120
dB
Specifications subject to change without notice.


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