Datasheet AD8274 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | Very Low Distortion, Precision Difference Amplifier |
| 页数 / 页 | 16 / 6 — AD8274. TYPICAL PERFORMANCE CHARACTERISTICS. 0V, +25V. G = ½. ) V (. E G. … |
| 修订版 | C |
| 文件格式/大小 | PDF / 377 Kb |
| 文件语言 | 英语 |
AD8274. TYPICAL PERFORMANCE CHARACTERISTICS. 0V, +25V. G = ½. ) V (. E G. VS = ±15V. T L. –13.5V, +11.5V. +13.5V, +11.5V. R (. -M N. –10. MMO –10
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AD8274 TYPICAL PERFORMANCE CHARACTERISTICS
VS = ±15 V, TA = 25°C, gain = ½, difference amplifier configuration, unless otherwise noted.
20 30 0V, +25V G = ½ 15 ) V ( 20 10 E G VS = ±15V A 5 T L 10 –13.5V, +11.5V +13.5V, +11.5V ) 0 VO /V E V D µ O –5 0 R ( -M N CM –10 MMO –10 –13.5V, –11.5V +13.5V, –11.5V –15 O C T –20 PU –20 IN
6 0
–25 REPRESENTATIVE SAMPLES
10 21 2- 2-
0V, –25V
36 36
–30
07
–30
07
–50 –30 –10 10 30 50 70 90 110 130 –15 –10 –5 0 5 10 15 TEMPERATURE (°C) OUTPUT VOLTAGE (V)
Figure 5. CMR vs. Temperature, Normalized at 25°C, Gain = ½ Figure 8. Input Common-Mode Voltage vs. Output Voltage, Gain = ½, ±15 V Supplies
150 20 G = ½ –3.5V, +15.8V ) 100 15 V V ( S = ±5V E G +3.5V, +8.8V A 10 50 V) T L VS = ±2.5V (µ –1.0V, +6.2V VO 5 ET +1.0V, +4.2V S 0 E F D F O 0 O -M M –50 N E –1.0V, –4.0V T S –5 +1.0, –6.0V Y MMO S O –100 C T –10 PU –150 IN
7
–15
0
–3.5V, –8.7V
10
REPRESENTATIVE SAMPLES
11 2-
+3.5V, –15.5V
2- 36 36
–200
07 07
–50 –30 –10 10 30 50 70 90 110 130 –20–4 –3 –2 –1 0 1 2 3 4 TEMPERATURE (°C) OUTPUT VOLTAGE (V)
Figure 6. System Offset vs. Temperature, Normalized at 25°C, Figure 9. Input Common-Mode Voltage vs. Output Voltage, Referred to Output, Gain = ½ Gain = ½, ±5 V and ±2.5 V Supplies
30 25 0V, +20.85V G = 2 20 20 ) (V E 15 VS = ±15V 10 G A ) T 10 L –13.5V, +11.5V +13.5V, +11.5V /V V 0 µ 5 E VO R ( D –10 O 0 RRO -M E N O IN –5 –20 A MM G O –10 –13.5V, –11.5V +13.5V, –11.5V –30 C T –15 PU –40 IN
8 1 10
–20
-11 2-
REPRESENTATIVE SAMPLES 0V, –20.85V
36 362
–50
07
–25
07
–50 –30 –10 10 30 50 70 90 110 130 –15 –10 –5 0 5 10 15 TEMPERATURE (°C) OUTPUT VOLTAGE (V)
Figure 7. Gain Error vs. Temperature, Normalized at 25°C, Gain = ½ Figure 10. Input Common-Mode Voltage vs. Output Voltage, Gain = 2, ±15 V Supplies Rev. C | Page 6 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION SHORT-CIRCUIT CURRENT ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION CIRCUIT INFORMATION DC Performance AC Performance Production Costs Size DRIVING THE AD8274 POWER SUPPLIES INPUT VOLTAGE RANGE CONFIGURATIONS DRIVING CABLING OUTLINE DIMENSIONS ORDERING GUIDE
VS = ±15 V, TA = 25°C, gain = ½, difference amplifier configuration, unless otherwise noted.
20 30 0V, +25V G = ½ 15 ) V ( 20 10 E G VS = ±15V A 5 T L 10 –13.5V, +11.5V +13.5V, +11.5V ) 0 VO /V E V D µ O –5 0 R ( -M N CM –10 MMO –10 –13.5V, –11.5V +13.5V, –11.5V –15 O C T –20 PU –20 IN
6 0
–25 REPRESENTATIVE SAMPLES
10 21 2- 2-
0V, –25V
36 36
–30
07
–30
07
–50 –30 –10 10 30 50 70 90 110 130 –15 –10 –5 0 5 10 15 TEMPERATURE (°C) OUTPUT VOLTAGE (V)
Figure 5. CMR vs. Temperature, Normalized at 25°C, Gain = ½ Figure 8. Input Common-Mode Voltage vs. Output Voltage, Gain = ½, ±15 V Supplies
150 20 G = ½ –3.5V, +15.8V ) 100 15 V V ( S = ±5V E G +3.5V, +8.8V A 10 50 V) T L VS = ±2.5V (µ –1.0V, +6.2V VO 5 ET +1.0V, +4.2V S 0 E F D F O 0 O -M M –50 N E –1.0V, –4.0V T S –5 +1.0, –6.0V Y MMO S O –100 C T –10 PU –150 IN
7
–15
0
–3.5V, –8.7V
10
REPRESENTATIVE SAMPLES
11 2-
+3.5V, –15.5V
2- 36 36
–200
07 07
–50 –30 –10 10 30 50 70 90 110 130 –20–4 –3 –2 –1 0 1 2 3 4 TEMPERATURE (°C) OUTPUT VOLTAGE (V)
Figure 6. System Offset vs. Temperature, Normalized at 25°C, Figure 9. Input Common-Mode Voltage vs. Output Voltage, Referred to Output, Gain = ½ Gain = ½, ±5 V and ±2.5 V Supplies
30 25 0V, +20.85V G = 2 20 20 ) (V E 15 VS = ±15V 10 G A ) T 10 L –13.5V, +11.5V +13.5V, +11.5V /V V 0 µ 5 E VO R ( D –10 O 0 RRO -M E N O IN –5 –20 A MM G O –10 –13.5V, –11.5V +13.5V, –11.5V –30 C T –15 PU –40 IN
8 1 10
–20
-11 2-
REPRESENTATIVE SAMPLES 0V, –20.85V
36 362
–50
07
–25
07
–50 –30 –10 10 30 50 70 90 110 130 –15 –10 –5 0 5 10 15 TEMPERATURE (°C) OUTPUT VOLTAGE (V)
Figure 7. Gain Error vs. Temperature, Normalized at 25°C, Gain = ½ Figure 10. Input Common-Mode Voltage vs. Output Voltage, Gain = 2, ±15 V Supplies Rev. C | Page 6 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION SHORT-CIRCUIT CURRENT ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION CIRCUIT INFORMATION DC Performance AC Performance Production Costs Size DRIVING THE AD8274 POWER SUPPLIES INPUT VOLTAGE RANGE CONFIGURATIONS DRIVING CABLING OUTLINE DIMENSIONS ORDERING GUIDE