AD8628 查看數據表（PDF） - Analog Devices
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AD8628 Datasheet PDF : 24 Pages
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ELECTRICAL CHARACTERISTICS—VS = 2.7 V
VS = 2.7 V, VCM = 1.35 V, VO = 1.4 V, TA = 25°C, unless otherwise noted.
Table 2.
Parameter
INPUT CHARACTERISTICS
Offset Voltage
Input Bias Current
(AD8630)
Input Offset Current
Input Voltage Range
Common-Mode Rejection Ratio
Large Signal Voltage Gain1
Offset Voltage Drift
OUTPUT CHARACTERISTICS
Output Voltage High
Output Voltage Low
Short-Circuit Limit
Output Current
POWER SUPPLY
Power Supply Rejection Ratio
Supply Current/Amplifier
INPUT CAPACITANCE
Differential
Common-Mode
DYNAMIC PERFORMANCE
Slew Rate
Overload Recovery Time
Gain Bandwidth Product
NOISE PERFORMANCE
Voltage Noise
Voltage Noise Density
Current Noise Density
Symbol
VOS
IB
IOS
CMRR
AVO
∆VOS/∆T
VOH
VOL
ISC
IO
PSRR
ISY
CIN
Conditions
−40°C ≤ TA ≤ +125°C
−40°C ≤ TA ≤ +125°C
−40°C ≤ TA ≤ +125°C
VCM = 0 V to 2.7 V
−40°C ≤ TA ≤ +125°C
RL = 10 kΩ, VO = 0.3 V to 2.4 V
−40°C ≤ TA ≤ +125°C
−40°C ≤ TA ≤ +125°C
RL = 100 kΩ to ground
−40°C ≤ TA ≤ +125°C
RL = 10 kΩ to ground
−40°C ≤ TA ≤ +125°C
RL = 100 kΩ to V+
−40°C ≤ TA ≤ +125°C
RL = 10 kΩ to V+
−40°C ≤ TA ≤ +125°C
−40°C ≤ TA ≤ +125°C
−40°C ≤ TA ≤ +125°C
VS = 2.7 V to 5.5 V
−40°C ≤ TA ≤ +125°C
VO = 0 V
−40°C ≤ TA ≤ +125°C
SR
GBP
en p-p
en
in
RL = 10 kΩ
0.1 Hz to 10 Hz
f = 1 kHz
f = 10 Hz
1 Gain testing is highly dependent on test bandwidth.
AD8628/AD8629/AD8630
Min Typ
Max Unit
1
5
μV
10
μV
30
100 pA
100
300 pA
1.0
1.5 nA
50
200 pA
250 pA
0
2.7 V
115 130
dB
110 120
dB
110 140
dB
105 130
dB
0.002 0.02 μV/°C
2.68 2.695
V
2.68 2.695
V
2.67 2.68
V
2.67 2.675
V
1
5
mV
2
5
mV
10
20
mV
15
20
mV
±10 ±15
mA
±10
mA
±10
mA
±5
mA
115 130
dB
0.75 1.0 mA
0.9
1.2 mA
1.5
pF
8.0
pF
1
V/μs
0.05
ms
2
MHz
0.5
μV p-p
22
nV/√Hz
5
fA/√Hz
Rev. E | Page 5 of 24
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