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ADA4528-2ARMZ-R7 数据表(PDF) 4 Page - Analog Devices

部件名 ADA4528-2ARMZ-R7
功能描述  Precision, Ultralow Noise, RRIO, Zero-Drift Op Amp
PDF  24 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADA4528-2ARMZ-R7 数据表(HTML) 4 Page - Analog Devices

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ADA4528-1/ADA4528-2
Data Sheet
Rev. F | Page 4 of 24
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
−3 dB Closed-Loop Bandwidth
f−3dB
VIN = 10 mV p-p, RL = 10 kΩ, CL = 100 pF, AV = +1
6.2
MHz
Overload Recovery Time
RL = 10 kΩ, CL = 100 pF, AV = −10
50
μs
NOISE PERFORMANCE
Voltage Noise
en p-p
f = 0.1 Hz to 10 Hz, AV = +100
97
nV p-p
Voltage Noise Density
en
f = 1 kHz, AV = +100
5.6
nV/√Hz
f = 1 kHz, AV = +100, VCM = 2.0 V
5.5
nV/√Hz
Current Noise
in p-p
f = 0.1 Hz to 10 Hz, AV = +100
10
pA p-p
Current Noise Density
in
f = 1 kHz, AV = +100
0.7
pA/√Hz
ELECTRICAL CHARACTERISTICS—5 V OPERATION
VSY = 5 V, VCM = VSY/2, TA = 25°C, unless otherwise specified.
Table 3.
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
INPUT CHARACTERISTICS
Offset Voltage
VOS
VCM = 0 V to 5 V
0.3
2.5
μV
−40°C ≤ TA ≤ +125°C
4
μV
Offset Voltage Drift
ΔVOS/ΔT
−40°C ≤ TA ≤ +125°C
0.002
0.015
μV/°C
Input Bias Current
IB
ADA4528-1
90
200
pA
−40°C ≤ TA ≤ +125°C
300
pA
ADA4528-2
125
250
pA
−40°C ≤ TA ≤ +125°C
350
pA
Input Offset Current
IOS
ADA4528-1
180
400
pA
−40°C ≤ TA ≤ +125°C
500
pA
ADA4528-2
250
500
pA
−40°C ≤ TA ≤ +125°C
600
pA
Input Voltage Range
0
5
V
Common-Mode Rejection Ratio
CMRR
VCM = 0 V to 5 V
137
160
dB
−40°C ≤ TA ≤ +125°C
122
dB
Open-Loop Gain
AVO
RL = 10 kΩ, VO = 0.1 V to 4.9 V
127
139
dB
−40°C ≤ TA ≤ +125°C
125
dB
RL = 2 kΩ, VO = 0.1 V to 4.9 V
121
131
dB
−40°C ≤ TA ≤ +125°C
120
dB
Input Resistance
Differential Mode
RINDM
190
kΩ
Common Mode
RINCM
1
GΩ
Input Capacitance
Differential Mode
CINDM
16.5
pF
Common Mode
CINCM
33
pF
OUTPUT CHARACTERISTICS
Output Voltage High
VOH
RL = 10 kΩ to VCM
4.99
4.995
V
−40°C ≤ TA ≤ +125°C
4.98
V
RL = 2 kΩ to VCM
4.96
4.98
V
−40°C ≤ TA ≤ +125°C
4.94
V
Output Voltage Low
VOL
RL = 10 kΩ to VCM
5
10
mV
−40°C ≤ TA ≤ +125°C
20
mV
RL = 2 kΩ to VCM
20
40
mV
−40°C ≤ TA ≤ +125°C
60
mV
Short-Circuit Current
ISC
±40
mA
Closed-Loop Output Impedance
ZOUT
f = 1 kHz, AV = +10
0.1
Ω



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