Datasheet AD8222 (Analog Devices) - 9
| 制造商 | Analog Devices |
| 描述 | Precision, Dual-Channel Instrumentation Amplifier |
| 页数 / 页 | 25 / 9 — AD8222. Data Sheet. TYPICAL PERFORMANCE CHARACTERISTICS. 500. N = 1713. … |
| 修订版 | B |
| 文件格式/大小 | PDF / 577 Kb |
| 文件语言 | 英语 |
AD8222. Data Sheet. TYPICAL PERFORMANCE CHARACTERISTICS. 500. N = 1713. 800. 400. 600. UNI. 300. R O. 200. NUM. 100. –50. –40. –30. –20. –10. –2.0. –1.5. –1.0
文件文字版本
AD8222 Data Sheet TYPICAL PERFORMANCE CHARACTERISTICS 500 N = 1713 800 400 S S T T 600 UNI 300 UNI F F R O R O 400 BE BE M 200 NU NUM 200 100 0 0
3
–50 –40 –30 –20 –10 0 10 20 30 40 50
06 00
–2.0 –1.5 –1.0 –0.5 0 0.5 1.0 1.5 2.0
0 7- 7-
CMRR (µV/V)
94
I
94 05
OFFSET (nA)
05 Figure 4. Typical Distribution for CMRR (G = 1) Figure 7. Typical Distribution of Input Offset Current
15 N = 1713 300 ) 10 V 250 ( E G VS = ±15V S T 5 200 RAN UNI F DE O R O 150 M 0 N- BE O M VS = ±5V NUM M 100 –5 CO UT 10 INP –10 0 –100 80 60 40 20 0 20 40 60 80 100
04
–15
0 7 7-
–15 –10 –5 0 5 10 15
00
V
94 7-
OSI (µV)
05
OUTPUT VOLTAGE (V)
94 05 Figure 5. Typical Distribution of Input Offset Voltage Figure 8. Input Common-Mode Range vs. Output Voltage, G = 1
15 N = 1713 700 ) 10 V 600 ( E G V S S = ±15V T 500 5 RAN UNI F DE 400 O R O M 0 N- BE O 300 M V NUM M –5 S = ±5V 200 CO UT 100 INP –10 0–2.0 –1.5 –1.0 –0.5 0 0.5 1.0 1.5 2.0
05
–15
0 8 7-
–15 –10 –5 0 5 10 15
00
I
94 7-
BIAS (nA)
05
OUTPUT VOLTAGE (V)
94 05 Figure 6. Typical Distribution of Input Bias Current Figure 9. Input Common-Mode Range vs. Output Voltage, G = 100 Rev. B | Page 8 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION AMPLIFIER ARCHITECTURE GAIN SELECTION REFERENCE TERMINAL PACKAGE CONSIDERATIONS Package Without Thermal Pad Package with Thermal Pad LAYOUT Common-Mode Rejection Over Frequency Reference Power Supplies INPUT BIAS CURRENT RETURN PATH INPUT PROTECTION Input Voltages Beyond the Rails Differential Input Voltages at High Gains RF INTERFERENCE COMMON-MODE INPUT VOLTAGE RANGE APPLICATIONS INFORMATION DIFFERENTIAL OUTPUT Setting the Common-Mode Voltage 2-Channel Differential Output Using a Dual Op Amp DRIVING A DIFFERENTIAL INPUT ADC RFI and Antialiasing Filter Second Antialiasing Filter Reference PRECISION STRAIN GAGE DRIVING CABLING OUTLINE DIMENSIONS ORDERING GUIDE
3
–50 –40 –30 –20 –10 0 10 20 30 40 50
06 00
–2.0 –1.5 –1.0 –0.5 0 0.5 1.0 1.5 2.0
0 7- 7-
CMRR (µV/V)
94
I
94 05
OFFSET (nA)
05 Figure 4. Typical Distribution for CMRR (G = 1) Figure 7. Typical Distribution of Input Offset Current
15 N = 1713 300 ) 10 V 250 ( E G VS = ±15V S T 5 200 RAN UNI F DE O R O 150 M 0 N- BE O M VS = ±5V NUM M 100 –5 CO UT 10 INP –10 0 –100 80 60 40 20 0 20 40 60 80 100
04
–15
0 7 7-
–15 –10 –5 0 5 10 15
00
V
94 7-
OSI (µV)
05
OUTPUT VOLTAGE (V)
94 05 Figure 5. Typical Distribution of Input Offset Voltage Figure 8. Input Common-Mode Range vs. Output Voltage, G = 1
15 N = 1713 700 ) 10 V 600 ( E G V S S = ±15V T 500 5 RAN UNI F DE 400 O R O M 0 N- BE O 300 M V NUM M –5 S = ±5V 200 CO UT 100 INP –10 0–2.0 –1.5 –1.0 –0.5 0 0.5 1.0 1.5 2.0
05
–15
0 8 7-
–15 –10 –5 0 5 10 15
00
I
94 7-
BIAS (nA)
05
OUTPUT VOLTAGE (V)
94 05 Figure 6. Typical Distribution of Input Bias Current Figure 9. Input Common-Mode Range vs. Output Voltage, G = 100 Rev. B | Page 8 of 24 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE Maximum Power Dissipation ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION AMPLIFIER ARCHITECTURE GAIN SELECTION REFERENCE TERMINAL PACKAGE CONSIDERATIONS Package Without Thermal Pad Package with Thermal Pad LAYOUT Common-Mode Rejection Over Frequency Reference Power Supplies INPUT BIAS CURRENT RETURN PATH INPUT PROTECTION Input Voltages Beyond the Rails Differential Input Voltages at High Gains RF INTERFERENCE COMMON-MODE INPUT VOLTAGE RANGE APPLICATIONS INFORMATION DIFFERENTIAL OUTPUT Setting the Common-Mode Voltage 2-Channel Differential Output Using a Dual Op Amp DRIVING A DIFFERENTIAL INPUT ADC RFI and Antialiasing Filter Second Antialiasing Filter Reference PRECISION STRAIN GAGE DRIVING CABLING OUTLINE DIMENSIONS ORDERING GUIDE