ADT7317ARQZ-REEL71 查看數據表（PDF） - Analog Devices
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ADT7317ARQZ-REEL71
Analog Devices
ADT7317ARQZ-REEL71 Datasheet PDF : 44 Pages
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0
VDD = 5V
TA = 25°C
–2
–4
–6
–8
–10
–12
1
2
3
4
5
VREF (V)
Figure 28. Full-Scale Error vs. VREF
2.329
2.328
2.327
VDD = 5V
VREF = 5V
DAC OUTPUT LOADED
TO MIDSCALE
2.326
2.325
2.324
2.323
2.322
0
1
2
3
4
5
TIME (µs)
Figure 29. DAC-to-DAC Crosstalk
0
±100mV RIPPLE ON VCC
VREF = 2.25V
–10
VDD = 3.3V
TEMPERATURE = 25°C
–20
–30
–40
–50
–60
1
10
100
FREQUENCY (kHz)
Figure 30. PSRR vs. Supply Ripple Frequency
ADT7316/ADT7317/ADT7318
1.5
EXTERNAL TEMPERATURE @ 5V
1.0
INTERNAL TEMPERATURE @ 3.3V
0.5
0
–0.5
EXTERNAL TEMPERATURE @ 3.3V
INTERNAL TEMPERATURE @ 5V
–1.0
–30
0
40
85
120
TEMPERATURE (°C)
Figure 31. Temperature Error @ 3.3 V and 5 V
15
10
5 D+ TO GND
VDD = 3.3V
TEMPERATURE = 25°C
0
–5
D+ TO VCC
–10
–15
–20
–25
0
10 20 30 40 50 60 70 80 90 100
PCB TRACK RESISTANCE (MΩ)
Figure 32. External Temperature Error vs. PCB Track Resistance
0
VDD = 3.3V
–10
–20
–30
–40
–50
–60
0
5 10 15 20 25 30 35 40 45 50
CAPACITANCE (nF)
Figure 33. External Temperature Error vs. Capacitance Between D+ and D−
Rev. B | Page 17 of 44
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