AD8042 데이터 시트보기 (PDF) - Analog Devices
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AD8042 Datasheet PDF : 16 Pages
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10
VS = 5V
8 G = +1
CL = 5pF
6 RL = 2kΩ TO 2.5V
T = +85°C
4
2
T = +25°C
0
T = –40°C
–2
–4
–6
–8
–10
1
10
100
500
FREQUENCY (MHz)
Figure 17. Closed-Loop Frequency Response vs. Temperature
12
G = +1
10 CL = 5pF
RL = 2kΩ
8
6
VS = +3V
RL AND CL TO 1.5V
VS = +5V
RL AND CL TO 2.5V
VS = ±5V
4
2
0
–2
–4
–6
–8
1
10
100
500
FREQUENCY (MHz)
Figure 18. Closed-Loop Frequency Response vs. Supply
VS = 5V
100 G = +1
10
1
RBT = 50Ω
RBT
VOUT
RBT = 0Ω
0.1
0.01
0.01
0.1
1
10
100
500
FREQUENCY (MHz)
Figure 19. Output Resistance vs. Frequency
AD8042
60
G = –1
55
RL = 2kΩ TO MIDPOINT
CL = 5pF
50
VS = +3V, 0.1%
45
40
35
30
25
20
0.5
VS = +5V, 0.1%
VS = ±5V, 0.1%
VS = +3V, 1%
VS = +5V, 1%
VS = ±5V, 1%
1.0
1.5
2.0
INPUT STEP (V)
Figure 20. Settling Time vs. Input Voltage
TEST CIRCUIT: 1.02kΩ
0
1.02kΩ
–10
INCM
–20
1.02kΩ
1.02kΩ
–30
OUT
VS = 5V
–40
–50
–60
–70
–80
–90
10k
100k
1M
10M
FREQUENCY (Hz)
100M
Figure 21. Common-Mode Rejection vs. Frequency
500M
0.8
VS = 5V
0.7
0.6
0.5
5V – VOH (+125°C)
5V – VOH (+25°C)
5V – VOH (–55°C)
0.4
0.3
0.2
+VOL (+125°C)
0.1
0
0
+VOL (+25°C)
+VOL (–55°C)
5 10 15 20 25 30 35 40 45 50
LOAD CURRENT (mA)
Figure 22. Output Saturation Voltage vs. Load Current
Rev. E | Page 9 of 16
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