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OP491 View Datasheet(PDF) - Analog Devices

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OP491 Datasheet PDF : 20 Pages
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OP191/OP291/OP491–Typical Performance Characteristics
10
VIN = +9.8Vp-p
9
VS = ±5V
8
AV = +1
RL = 100k
7
4 PARTS
6
5
4
3
2
1
0
0.1 0.5 1.0 10 30 50 70 100 150 200 250 300
FREQUENCY – kHz
Figure 38. Maximum Output Swing
vs. Frequency, VS = ±5 V
1.6
VS = ±5V
1.4
1.2
VCM = –5V
1.0
0.8
0.6
0.4
0.2
0
VCM = +5V
–0.2
–40
25
85
125
TEMPERATURE – °C
Figure 41. Input Offset Current vs.
Temperature, VS = ±5 V
0.15
0.10
0.05
0
–0.05
–0.1
–40
VS = ±5V
VCM = –5V
VCM = +5V
25
85
125
TEMPERATURE – °C
Figure 39. Input Offset Voltage vs.
Temperature, VS = ±5 V
36
VS = ±5V
24
12
0
–12
–24
–36
–5 –4 –3 –2 –1 0 1 2 3 4 5
COMMON MODE INPUT VOLTAGE – Volts
Figure 42. Input Bias Current vs.
Common-Mode Voltage, VS = ±5 V
50
VS = ±5V
40
30
20
VCM = +5V
+IB
–IB
10
0
–10
–20
VCM = –5V
–30
–IB
–40
+IB
–50
–40
25
85
125
TEMPERATURE – °C
Figure 40. Input Bias Current vs.
Temperature, VS = ±5 V
5.00
4.95
RL = 100k
4.90
4.85
4.80
4.75 VS = ±5V
0
RL = 2k
–4.75
–4.80
–4.85
–4.90
RL = 2k
–4.95
–5.00
–40
RL = 100k
25
85
125
TEMPERATURE – °C
Figure 43. Output Voltage Swing vs.
Temperature, VS = ±5 V
70
60
50
40
30
20
10
0
–10
–20
–30
1k
VS = ±5V
TA = +25°C
0
45
90
135
180
225
270
10k
100k
1M
10M
FREQUENCY – Hz
Figure 44. Open-Loop Gain & Phase
vs. Frequency, VS = ±5 V
200
180
160
140
120
100
80
65
40
25
0
–40
VS = ±5V
RL = 100k
RL = 2k
25
85
125
TEMPERATURE – °C
Figure 45. Open-Loop Gain vs.
Temperature, VS = ±5 V
50
40
30
20
10
0
–10
–20
–30
–40
–50
10
VS = ±5V
TA = +25°C
100 1k 10k 100k 1M 10M
FREQUENCY – Hz
Figure 46. Closed-Loop Gain vs.
Frequency, VS = ±5 V
–10–
REV. 0
 

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