AD8221BR Analog Devices Inc, AD8221BR Datasheet - Page 12

• Manufacturer Part Number: AD8221BR
• Description: IC AMP INST PREC LN 18MA 8SOIC
• Manufacturer: Analog Devices Inc
• Type: Instrumentation Ampr

Specifications of AD8221BR

• 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: 200pA
• Voltage - Input Offset: 25µV
• 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)
• Number Of Channels: 1
• Number Of Elements: 1
• Power Supply Requirement: Dual
• Common Mode Rejection Ratio: 140dB
• Voltage Gain Db: 60dB
• Input Resistance: 100000@±15VMohm
• Input Offset Voltage: 0.025@±15VmV
• Input Bias Current: 0.0004@±15VnA
• Single Supply Voltage (typ): Not RequiredV
• Power Supply Rejection Ratio: 140dB
• Power Dissipation: 200mW
• Rail/rail I/o Type: No
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): ±2.3V
• Dual Supply Voltage (max): ±18V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: SOIC N
• No. Of Amplifiers: 1
• Gain Db Min: 1dB
• Bandwidth: 825kHz
• Amplifier Output: Single Ended
• Cmrr: 140dB
• Supply Voltage Range: ± 2.3V To ± 18V
• Rohs Compliant: No
• Output Type: -
• Gain Bandwidth Product: -
• Lead Free Status / RoHS Status: Not 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