OPA314
OPA2314
OPA4314
SBOS563D –MAY 2011–REVISED MARCH 2012
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TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, RL = 10 kΩ connected to VS/2, VCM = VS/2, and VOUT = VS/2, unless otherwise noted.
VOLTAGE NOISE
vs COMMON-MODE VOLTAGE
INPUT BIAS AND OFFSET CURRENT
vs TEMPERATURE
20
18
16
14
12
10
1000
900
800
700
600
500
400
300
200
100
0
VS
= 2.ꢀ5 V
f = 1 kHz
IB
IOS
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
-50
-25
0
25
50
75
100
125
150
Common-Mode Input Voltage (V)
Temperature (°C)
Figure 13.
Figure 14.
OPEN-LOOP OUTPUT IMPEDANCE
vs FREQUENCY
MAXIMUM OUTPUT VOLTAGE
vs FREQUENCY AND SUPPLY VOLTAGE
6
5
4
3
2
1
0
100k
10k
1k
VIN = 5.5 V
VIN = 3.3 V
VIN = 1.8 V
VS = ±02ꢀ V
RL = 10 kW
CL = 10 pF
VS = ±±2.7 V
1
1
10
100
1k
10k
100k
1M
10M
10k
100k
Frequency (Hz)
1M
10M
Frequency (Hz)
Figure 15.
Figure 16.
OUTPUT VOLTAGE SWING
vs OUTPUT CURRENT (Over Temperature)
CLOSED-LOOP GAIN vs FREQUENCY
3
2
40
20
VS = 1.8 V
G = -1 V/V
G = +1 V/V
G = +10 V/V
1
+25°C
0
+125°C
-40°C
-1
-2
-3
0
VS
30
=
2ꢀ.5 V
35 40
-20
0
5
10
15
20
25
10k
100k
1M
10M
Output Current (mA)
Frequency (Hz)
Figure 17.
Figure 18.
10
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