OA1NP Datasheet, PDF (13/31 Pages) STMicroelectronics – Rail-to-rail input and output

OA1NP, OA2NP, OA4NP
Electrical characteristics
Figure 14. Output characteristics at 5 V supply
voltage
5.0
4.5
Source
4.0 _Vid=0.2V
3.5
T=25°C
3.0
2.5
Vcc=5V
Vicm=0.1V
2.0
T=85°C
1.5
1.0
Sink
Vid=-0.2V
0.5
T=-40°C
0.0
0 1 2 3 4 5 6 7 8 9 10
Output Current (mA)
Figure 16. Output saturation with a sine wave
on input
3.300
3.275
3.250
3.225
Vin
Vout
3.200
3.175
3.150
0.125
Follower configuration, T=25°C
Vcc=3.3V, Vin from rail to 300mV from rail
Vrl=Vrail, f=10Hz, Rl=10M, Cl=16pF
0.100
0.075
0.050
Vout
0.025
0.000
-5 0
Vin
5 10 15 20 25 30 35 40 45 50 55 60
Time (ms)
Figure 18. Phase reversal free
2
1
Follower configuration, T=25°C
Vcc=3.3V, Vicm=Vrl=1.65V
0
Rl=10M, Cl=16pF
-1
-2
0
25
50
75
100 125 150
Time (ms)
Figure 15. Output voltage vs. input voltage
close to the rails
3300
3275
3250
3225
3200
3175
3150
3125
3100
175
150
125
100
75
50
25
0
Temperature
85°C/65°C/45°C/25°C/-5°C/-40°C
Vcc=3.3V
Follower configuration
Input voltage (mV)
Figure 17. Desaturation time
3
Gain=+11, 100k/1M, Vin=3Vpp, T=25°C
2
1
0
-1
-2
Vcc=3.3V, Vicm=Vrl=1.65V
Rl=10M, Cl=16pF
-3
0
1
2
3
4
5
Time (ms)
Figure 19. Slew rate vs. supply voltage
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
1.5
Vicm=Vrl=Vcc/2
Rl=1M, Cl=60pF
Vin from 0.5V to Vcc-0.5V
SR calculated from 10% to 90%
T=-40°C
T=25°C
T=85°C
2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
Vcc (V)
DocID025993 Rev 2
13/31
31