AD8571/AD8572/AD8574 Data Sheet
Rev. F | Page 4 of 28
SPECIFICATIONS
5 V ELECTRICAL CHARACTERISTICS
V
S
= 5 V, V
CM
= 2.5 V, V
O
= 2.5 V, T
A
= 25°C, unless otherwise noted.
Table 1.
Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
1 5 μV
40°C T
A
+125°C 10 μV
Input Bias Current I
B
10 50 pA
AD8571/AD8574 40°C T
A
+125°C 1.0 1.5 nA
AD8572 −40°C ≤ T
A
≤ +85°C 160 300 pA
−40°C ≤ T
A
≤ +125°C 2.5 4 nA
Input Offset Current I
OS
20 70 pA
AD8571/AD8574 40°C T
A
≤ +125°C 150 200 pA
AD8572 −40°C ≤ T
A
≤ +85°C 30 150 pA
−40°C ≤ T
A
≤ +125°C 150 400 pA
Input Voltage Range 0 5 V
Common-Mode Rejection Ratio CMRR V
CM
= 0 V to 5 V 120 140 dB
−40°C ≤ T
A
≤ +125°C 115 130 dB
Large Signal Voltage Gain
1
A
VO
R
L
= 10 k, V
O
= 0.3 V to 4.7 V
125
145
dB
−40°C ≤ T
A
≤ +125°C 120 135 dB
Offset Voltage Drift ∆V
OS
/∆T −40°C ≤ T
A
≤ +125°C 0.005 0.04 μV/°C
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
R
L
= 100 kΩ to GND 4.99 4.998 V
R
L
= 100 kΩ to GND @ −40°C to +125°C 4.99 4.997 V
R
L
= 10 kΩ to GND 4.95 4.98 V
R
L
= 10 kΩ to GND @ −40°C to +125°C 4.95 4.975 V
Output Voltage Low V
OL
R
L
= 100 kΩ to V+ 1 10 mV
R
L
= 100 kΩ to V+ @ −40°C to +125°C 2 10 mV
R
L
= 10 kΩ to V+ 10 30 mV
R
L
= 10 kΩ to V+ @ −40°C to +125°C 15 30 mV
Short-Circuit Limit I
SC
±25 ±50 mA
−40°C to +125°C ±40 mA
Output Current
I
O
±30
mA
−40°C to +125°C ±15 mA
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
S
= 2.7 V to 5.5 V 120 130 dB
−40°C ≤ T
A
≤ +125°C 115 130 dB
Supply Current per Amplifier I
SY
V
O
= 0 V 850 975 μA
−40°C ≤ T
A
≤ +125°C 1000 1075 μA
DYNAMIC PERFORMANCE
Slew Rate SR R
L
= 10 kΩ 0.4 V/μs
Overload Recovery Time 0.05 0.3 ms
Gain Bandwidth Product GBP 1.5 MHz
NOISE PERFORMANCE
Voltage Noise e
n
p-p 0 Hz to 10 Hz 1.3 μV p-p
0 Hz to 1 Hz 0.41 μV p-p
Voltage Noise Density e
n
f = 1 kHz 51 nV/√Hz
Current Noise Density i
n
f = 10 Hz 2 fA/√Hz
1
Gain testing is dependent upon test bandwidth.
Data Sheet AD8571/AD8572/AD8574
Rev. F | Page 5 of 28
2.7 V ELECTRICAL CHARACTERISTICS
V
S
= 2.7 V, V
CM
= 1.35 V, V
O
= 1.35 V, T
A
= 25°C, unless otherwise noted.
Table 2.
Parameter Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage V
OS
1 5 μV
−40°C ≤ T
A
≤ +125°C 10 μV
Input Bias Current I
B
10 50 pA
AD8571/AD8574 −40°C ≤ T
A
≤ +125°C 1.0 1.5 nA
AD8572
−40°C ≤ T
A
≤ +85°C
160
300
pA
−40°C ≤ T
A
≤ +125°C 2.5 4 nA
Input Offset Current I
OS
10 50 pA
AD8571/AD8574 −40°C ≤ T
A
≤ +125°C 150 200 pA
AD8572 −40°C ≤ T
A
≤ +85°C 30 150 pA
−40°C ≤ T
A
≤ +125°C 150 400 pA
Input Voltage Range 0 2.7 V
Common-Mode Rejection Ratio CMRR V
CM
= 0 V to 2.7 V 115 130 dB
−40°C ≤ T
A
≤ +125°C 110 130 dB
Large Signal Voltage Gain
1
A
VO
R
L
= 10 k, V
O
= 0.3 V to 2.4 V 110 140 dB
−40°C ≤ T
A
≤ +125°C
105
130
dB
Offset Voltage Drift ∆V
OS
/∆T −40°C ≤ T
A
≤ +125°C 0.005 0.04 µV/°C
OUTPUT CHARACTERISTICS
Output Voltage High V
OH
R
L
= 100 kΩ to GND 2.685 2.697 V
R
L
= 100 kΩ to GND @ −40°C to +125°C 2.685 2.696 V
R
L
= 10 kΩ to GND 2.67 2.68 V
R
L
= 10 kΩ to GND @ −40°C to +125°C 2.67 2.675 V
Output Voltage Low V
OL
R
L
= 100 kΩ to V+ 1 10 mV
R
L
= 100 kΩ to V+ @ −40°C to +125°C 2 10 mV
R
L
= 10 kΩ to V+ 10 20 mV
R
L
= 10 kΩ to V+ @ −40°C to +125°C 15 20 mV
Short-Circuit Limit I
SC
±10 ±15 mA
−40°C to +125°C ±10 mA
Output Current I
O
±10 mA
−40°C to +125°C ±5 mA
POWER SUPPLY
Power Supply Rejection Ratio PSRR V
S
= 2.7 V to 5.5 V 120 130 dB
−40°C ≤ T
A
≤ +125°C 115 130 dB
Supply Current per Amplifier I
SY
V
O
= 0 V 750 900 μA
−40°C ≤ T
A
≤ +125°C 950 1000 μA
DYNAMIC PERFORMANCE
Slew Rate SR R
L
= 10 kΩ 0.5 V/μs
Overload Recovery Time 0.05 ms
Gain Bandwidth Product GBP 1 MHz
NOISE PERFORMANCE
Voltage Noise e
n
p-p 0 Hz to 10 Hz 2.0 μV p-p
Voltage Noise Density e
n
f = 1 kHz 94 nV/√Hz
Current Noise Density i
n
f = 10 Hz 2 fA/√Hz
1
Gain testing is dependent upon test bandwidth.
AD8571/AD8572/AD8574 Data Sheet
Rev. F | Page 6 of 28
ABSOLUTE MAXIMUM RATINGS
Table 3.
Parameter Rating
Supply Voltage
6 V
Input Voltage GND 0.3 V to V
S
+ 0.3 V
Differential Input Voltage
1
±5.0 V
ESD (Human Body Model) 2000 V
Output Short-Circuit Duration to GND Indefinite
Storage Temperature Range −65°C to +150°C
Operating Temperature Range 40°C to +125°C
Junction Temperature Range −65°C to +150°C
Lead Temperature (Soldering, 60 sec) 300°C
1
Differential input voltage is limited to ±5.0 V or the supply voltage,
whichever is less.
Stresses at or above those listed under Absolute Maximum
Ratings may cause permanent damage to the product. This is a
stress rating only; functional operation of the product at these
or any other conditions above those indicated in the operational
section of this specification is not implied. Operation beyond
the maximum operating conditions for extended periods may
affect product reliability.
THERMAL CHARACTERISTICS
θ
JA
is specified for the worst-case conditions, that is, θ
JA
is
specified for a device soldered in a circuit board for SOIC and
TSSOP packages.
Table 4. Thermal Resistance
Package Type θ
JA
θ
JC
Unit
8-Lead SOIC (R) 158 43 °C/W
8-Lead MSOP (RM) 190 44 °C/W
8-Lead TSSOP (RU) 240 43 °C/W
14-Lead SOIC (R) 120 36 °C/W
14-Lead TSSOP (RU) 180 36 °C/W
ESD CAUTION

AD8572AR-REEL

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Operational Amplifiers - Op Amps Zero-Drft SGL-Supply RRIO Dual
Lifecycle:
New from this manufacturer.
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