LMV321L 查看數據表（PDF） - STMicroelectronics
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LMV321L Datasheet PDF : 20 Pages
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LMV321L, LMV358L, LMV324L
Electrical characteristics
Figure 8. Gain margin vs. load capacitor at
VCC = 5 V
20
18 Rl=600Ω
15
T=25°C
13
T=125°C
10
Rl=100kΩ
8
5
3
Vcc=5V
Vicm=2.5V
Vload=2.5V
0
100
Load Capacitor (pF)
T=-40°C
1000
Figure 9. Phase margin vs. load capacitor at
VCC = 5 V
90
80
70 Rl=600Ω
Vcc=5V
Vicm=2.5V
Vload=2.5V
60
50 Rl=100kΩ
40
30
T=-40°C
20
10
T=25°C
T=125°C
0
100
1000
Load Capacitor (pF)
Figure 10. Closed-loop gain in voltage follower Figure 11. Phase margin vs. output current at
configuration for different capacitive loads
VCC = 5 V
15
Vcc=5V
10
Vicm=2.5V
Rl=10kΩ
T=25°C
5
Cl=1000pF
0
Cl=500pF
Cl=200pF
-5
-10
-15
1k
Cl=100pF
Cl=45pF
10k
100k
1M
10M
Frequency (Hz)
80
Sink
70
Source
60
50
Cl=200pF
40
Cl=100pF
30
Vcc=5V
20 Vicm=2.5V
Vload=2.5V
10 Rl=10KΩ
T=25°C
0
-1.0 -0.8 -0.6 -0.4 -0.2 0.0 0.2 0.4 0.6 0.8 1.0
Output Current (mA)
Figure 12. Positive and negative slew rate vs. Figure 13. Positive slew rate at VCC = 5 V with
supply voltage
Cl = 100 pF
0.8
0.5
0.3
T=125°C
0.0
-0.3 T=125°C
-0.5
T=25°C
T=25°C
T=-40°C
Cl=100pF
Rl=2kΩ
Vicm=Vcc/2
Vload=Vcc/2
T=-40°C
-0.8
3.0
3.5
4.0
4.5
5.0
5.5
Supply Voltage (V)
2.0
1.5
1.0
T=125°C
0.5
0.0
T=25°C
-0.5
-1.0
T=-40°C
Vcc=5V
-1.5
Vicm=Vcc/2
Cl=100pF
-2.0
Rl=1MΩ
-1 0 1 2 3 4 5 6 7 8 9
Time (µs)
DocID023066 Rev 2
9/20
20
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