AD8187 查看數據表（PDF） - Analog Devices
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AD8187 Datasheet PDF : 20 Pages
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AD8186/AD8187
tSETTLED
tSETTLED
t0
TIME (2ns/DIV)
TPC 31. AD8186 Settling Time (0.1%),
VOUT = 2 V Step, RL = 1 kΩ
2.3
6.0
1.8
SEL A/B
5.5
1.3
5.0
0.8
4.5
0.3
4.0
–0.3
OUTPUT
3.5
–0.8
3.0
–1.3
2.5
–1.8
2.0
–2.3
1.5
–2.8
1.0
0
5
10
15
20
25
TIME (ns)
TPC 32. AD8186 Channel-to-Channel Switching
Time, VOUT = 2 V p-p, INA = 3.5 V, INB = 1.5 V
2.0
3.0
SEL A/B
1.5
2.9
1.0
2.8
0.5
2.7
0
OUTPUT
2.6
–0.5
2.5
–1.0
2.4
0 5 10 15 20 25 30 35 40 45 50
TIME (ns)
TPC 33. AD8186 Channel Switching Transient (Glitch),
INA = INB = 0 V
t0
TIME (2ns/DIV)
TPC 34. AD8187 Settling Time (0.1%),
VOUT = 2 V Step, RL = 150 Ω
2.0
5.5
SEL A/B
1.5
5.0
1.0
4.5
0.5
4.0
0
3.5
OUTPUT
–0.5
3.0
–1.0
2.5
–1.5
2.0
–2.0
–2.5
0
1.5
1.0
5
10
15
20
25
TIME (ns)
TPC 35. AD8187 Channel-to-Channel Switching
Time, VOUT = 2 V p-p, INA = 3.0 V, INB = 2.0 V
2.00
1.50
1.00
SEL A/B
3.00
2.90
2.80
0.50
0
OUTPUT
2.70
2.60
–0.50
2.50
–1.00
2.40
0 5 10 15 20 25 30 35 40 45 50
TIME (ns)
TPC 36. AD8187 Channel Switching Transient
(Glitch), INA = INB = VREF = 0 V
–10–
REV. A
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