AD7298-1 데이터 시트보기 (PDF) - Analog Devices
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AD7298-1 Datasheet PDF : 24 Pages
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–60
RSOURCE = 0Ω
RSOURCE = 10Ω
RSOURCE = 33Ω
–65
RSOURCE = 47Ω
RSOURCE = 100Ω
RSOURCE = 200Ω
–70
–75
–80
–85
–90
10
VDD = 3V
VDRIVE = 3V
100
INPUT FREQUENCY (kHz)
Figure 15. THD vs. Analog Input Frequency for Various Source Impedances
6
VDD = VDRIVE = 3V
5
VDD CURRENT
4
3
2
1
VDRIVE CURRENT
0
0
200
400
600
800
1000
1200
THROUGHPUT (kSPS)
Figure 16. Average Supply Current vs. Throughput Rate
AD7298-1
19
VDD = VDRIVE = 3V
18
17
16
15
14
13
12
11
10
0 100 200 300 400 500 600 700 800 900 1000
THROUGHPUT (kSPS)
Figure 17. Power vs. Throughput in Normal Mode with VDD = 3 V
4.0
–40°C +85°C
0°C
+105°C
3.5
+25°C +125°C
VDRIVE = 3V
3.0
2.5
2.0
1.5
1.0
0.5
0
2.8 2.9 3.0 3.1 3.2 3.3 3.4 3.5 3.6
VDD (V)
Figure 18. Full Shutdown Current vs. Supply Voltage for Various
Temperatures
Rev. A | Page 11 of 24
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