OPA2314-EP Datasheet, PDF (10/23 Pages) Texas Instruments – 3-MHz, LOW-POWER, LOW-NOISE, RRI/O, 1.8-V CMOS OPERATIONAL AMPLIFIER

OPA2314-EP
SBOS597 – SEPTEMBER 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
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.
POSITIVE OVERLOAD RECOVERY
3
NEGATIVE OVERLOAD RECOVERY
1
2.5
Output
2
0.5
Input
0
1.5
-0.5
1
-1
0.5
-1.5
0
Input
-0.5
-2
Output
-2.5
-1
0
2
4
6
8
10
12
14
Time (2 ms/div)
Figure 26.
-3
0
2
4
6
8
10
12
14
Time (2 ms/div)
Figure 27.
4
3
2
1
0
-1
-2
-3
-4
0
NO PHASE REVERSAL
V_IN
V_OUT
250
500
750
Time (125 ms/div)
Figure 28.
1000
CHANNEL SEPARATION vs FREQUENCY
OPA2314
-60
V_S = ±2.75 V
-80
-100
-120
-140
100
1k
10k
100k
1M
10M
Frequency (Hz)
Figure 29.
THD+N vs OUTPUT AMPLITUDE
(G = +1 V/V)
0.1
V_S = ±2.5 V
f = 1 kHz
BW = 80 kHz
G = +1 V/V
0.01
THD+N vs OUTPUT AMPLITUDE
(G = –1 V/V)
0.1
0.01
Load = 2 kW
Load = 2 kW
0.001
0.001
V_S = ±2.5 V
Load = 10 kW
f = 1 kHz
BW = 80 kHz
G = -1 V/V
Load = 10 kW
0.0001
0.0001
0.01
0.1
1
10
0.01
0.1
1
10
Output Amplitude (V_RMS)
Output Amplitude (V_RMS)
Figure 30.
Figure 31.
10
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