OPA314_15 Datasheet, PDF (10/45 Pages) Texas Instruments – OPAx314 3-MHz, Low-Power, Low-Noise, RRIO, 1.8-V CMOS Operational Amplifier

OPA314, OPA2314, OPA4314
SBOS563G – MAY 2011 – REVISED JUNE 2015
www.ti.com
At T_A = 25°C, R_L = 10 kΩ connected to V_S/2, V_CM = V_S/2, and V_OUT = V_S/2, unless otherwise noted.
140
120
100
80
60
40
20
0
-20
1
0
R_L = 10 kW/10 pF
V_S = ±2.5 V
-20
-40
-60
-80
-100
-120
-140
-160
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
140
10 kW, 5.5 V
130
2 kW, 5.5 V
120
10 kW, 1.8 V
110
100
-50 -25
0
25
50
75
Temperature (°C)
100 125
Figure 1. Open-Loop Gain and Phase vs Frequency
180
170
160
150
140
130
120
110
100
90
80
1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
Supply Voltage (V)
Figure 2. Open-Loop Gain vs Temperature
160
155
V_S = 5.5 V
150
145
140
135
130
125
V_S = 1.8 V
120
-50 -25
0
25
50
75
Temperature (°C)
100 125
Figure 3. Quiescent Current vs Supply
12
10
8
6
4
2
0
Offset Voltage (mV)
Figure 4. Quiescent Current vs Temperature
30
25
20
15
10
5
0
0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2
Offset Voltage Drift (mV/°C)
Figure 5. Offset Voltage Production Distribution
Figure 6. Offset Voltage Drift Distribution
10
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