Datasheet AD708 (Analog Devices) - 7

Data Sheet AD708 40 16 T 35 14 U P IN 30 12 V) ING ) µ T A R 25 (V/ E (m 10 IN NV NT A NI 20 8 P G O NO VOUT = ±10V R CURRE O S 15 -L O 6 A ING BI PEN T 10 O 4 R E RL = 10kΩ V RL = 2kΩ IN 5
8
2
1 0 1 0 0 89- 89-
0
057
0
057
0 1 10 100 –60 –40 –20 0 20 40 60 80 100 120 140 DIFFERENTIAL VOLTAGE (±V) TEMPERATURE (°C)
Figure 8. Input Bias Current vs. Differential Input Voltage Figure 11. Open-Loop Gain vs. Temperature
45 16 40 14 z) 35 H 12 V/ V) µ 30 RLOAD = 2kΩ (V/ 10 ISE (n O IN 25 A N E 1/F CORNER 8 G P G 20 A 0.7Hz O T O L -L 6 15 VO T PEN O 4 PU 10 IN 5
9
2
0 0 012 89- 89-
0
057
0
057
0.1 1 10 100 0 5 10 15 20 25 FREQUENCY (Hz) SUPPLY VOLTAGE (V)
Figure 9. Input Noise Spectral Density Figure 12. Open-Loop Gain vs. Supply Voltage
140 0 R 1s L = 2kΩ CL = 1000pF 120 30 ) IV 100 60 /D ) V B (d 80 90 100n IN A rees) E ( PHASE eg IS P G 60 MARGIN = 43° 120 O O O SE (D E N -L A G 40 150 PH LTA PEN O GAIN VO 20 180
0
0
1 -0 013 89 89- 057
–20
057
TIME (1s/DIV) 0.01 0.1 1 10 100 1k 10k 100k 1M 10M FREQUENCY (Hz)
Figure 10. 0.1 Hz to 10 Hz Voltage Noise Figure 13. Open-Loop Gain and Phase vs. Frequency Rev. D | Page 7 of 16 Document Outline Features Pin Configuration General Description Product Highlights Revision History Specifications Absolute Maximum Ratings ESD Caution Typical Performance Characteristics Matching Characteristics Theory of Operation Crosstalk Performance Operation with a Gain of −100 High Precision Programmable Gain Amplifier Bridge Signal Conditioner Precision Absolute Value Circuit Selection of Passive Components Outline Dimensions Ordering Guide