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參數資料
| 型號： | ADT7518ARQZ |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 溫度/濕度傳感器 |
| 英文描述： | SPI/I2C Compatible, Temperature Sensor, 4-Channel ADC and Quad Voltage Output DAC |
| 中文描述： | DIGITAL TEMP SENSOR-SERIAL, 10BIT(s), 5Cel, RECTANGULAR, SURFACE MOUNT |
| 封裝： | LEAD FREE, MO-137-AB, QSOP-16 |
| 文件頁數： | 14/40頁 |
| 文件大?。?/td> | 1217K |
| 代理商： | ADT7518ARQZ |
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ADT7518
Rev. A | Page 14 of 40
0.4700
0
2
4
6
8
1
TIME (
μ
s)
D
0.4650
0.4655
0.4660
0.4665
0.4670
0.4675
0.4680
0.4685
0.4690
0.4695
0
0
Figure 22. ADT7518 DAC Major Code Transition Glitch Energy;
0...11 to 100...00
0.4730
0
2
4
6
8
10
TIME (
μ
s)
D
0.4685
0.4690
0.4695
0.4700
0.4705
0.4710
0.4715
0.4720
0.4725
0
Figure 23. ADT7518 DAC Major Code Transition Glitch Energy;
100…00 to 011…11
0
F
–12
–10
–8
–6
–4
–2
1
2
3
V
REF
(V)
4
5
V
DD
= 5V
T
A
= 25
°
C
0
Figure 24. DAC Full-Scale Error vs. V
REF
2.329
0
1
2
3
4
TIME (
μ
s)
2.322
2.323
2.324
2.325
2.326
2.327
2.328
5
V
DD
= 5V
V
= 5V
DAC OUTPUT LOADED
TO MIDSCALE
0
D
Figure 25. DAC-to-DAC Crosstalk
0
1.0
0
200
400
600
800
1000
ADC CODE
I
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
Figure 26. ADC INL with Ref = V
DD
(3.3 V)
0
–10
A
–60
–50
–40
–30
–20
0
1
10
100
FREQUENCY (kHz)
±100mV RIPPLE ON V
CC
V
REF
= 2.25V
V
= 3.3V
TEMPERATURE = 25
°
C
Figure 27. PSRR vs. Supply Ripple Frequency
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