AD8221AR Analog Devices Inc, AD8221AR Datasheet - Page 12

• Manufacturer Part Number: AD8221AR
• Description: Precision Instrumentation Amplifier
• Manufacturer: Analog Devices Inc

Specifications of AD8221AR

• Rohs Status: RoHS non-compliant
• Design Resources: Low Cost, High Voltage, Programmable Gain Instrumentation Amplifier Using AD5292 and AD8221 (CN0114) Low Cost Programmable Gain Instrumentation Amplifier Circuit Using ADG1611 and AD620 (CN0146)
• Amplifier Type: Instrumentation
• Number Of Circuits: 1
• Slew Rate: 2 V/µs
• -3db Bandwidth: 825kHz
• Current - Input Bias: 500pA
• Voltage - Input Offset: 60µV
• Current - Supply: 900µA
• Current - Output / Channel: 18mA
• Voltage - Supply, Single/dual (±): 4.6 V ~ 36 V, ±2.3 V ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Output Type: -
• Gain Bandwidth Product: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

AD8221
–10
–20
–30
70
60
50
40
30
20
10
160
140
120
100
160
140
120
100
0
80
60
40
100
80
60
40
Figure 18. CMRR vs. Frequency, RTI, 1 kΩ Source Imbalance
0.1
0.1
GAIN = 1000
GAIN = 100
GAIN = 10
GAIN = 1
GAIN = 1000
GAIN = 100
GAIN = 10
GAIN = 1
GAIN = 1000
GAIN = 100
GAIN = 10
GAIN = 1
1
1
1k
Figure 17. CMRR vs. Frequency, RTI
Figure 16. Gain vs. Frequency
10
10
FREQUENCY (Hz)
10k
FREQUENCY (Hz)
FREQUENCY (Hz)
100
100
100k
1k
1k
10k
10k
1M
100k
100k
10M
1M
1M
Rev. C | Page 12 of 24
+V
–V
+V
–V
S
S
–100
100
–20
–40
–60
–80
–0.4
–0.8
–1.2
–1.6
–2.0
–2.4
+2.4
+2.0
+1.6
+1.2
+0.8
+0.4
S
S
80
60
40
20
–0
+0
0
–40
–0.4
–0.8
–1.2
–1.6
–2.0
+2.0
+1.6
+1.2
+0.8
+0.4
Figure 21. Output Voltage Swing vs. Supply Voltage, G = 1
–0
+0
0
Figure 20. Input Voltage Limit vs. Supply Voltage, G = 1
0
–20
0
Figure 19. CMR vs. Temperature
5
5
20
SUPPLY VOLTAGE (±V)
TEMPERATURE (°C)
SUPPLY VOLTAGE (±V)
40
10
10
60
R
R
R
R
L
L
L
L
80
= 10kΩ
= 2kΩ
= 2kΩ
= 10kΩ
15
100
15
120
140
20
20