參數(shù)資料
型號(hào): ADT7516ARQ-REEL
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, Four Channel ADC and Quad Voltage Output DAC
中文描述: DIGITAL TEMP SENSOR-SERIAL, 12BIT(s), 16Cel, RECTANGULAR, SURFACE MOUNT
封裝: MO-137AB, QSOP-16
文件頁(yè)數(shù): 16/44頁(yè)
文件大小: 1350K
代理商: ADT7516ARQ-REEL
ADT7516/ADT7517/ADT7519
Rev. A | Page 16 of 44
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 28. 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 29. 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 30. 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 31. PSRR vs. Supply Ripple Frequency
0
TEMPERATURE (
°
C)
–30
0
40
85
120
1.5
T
°
C
–1.0
–0.5
0
0.5
1.0
EXTERNAL TEMPERATURE @ 3.3V
INTERNAL TEMPERATURE @ 5V
INTERNAL TEMPERATURE @ 3.3V
EXTERNAL TEMPERATURE @ 5V
Figure 32. Internal Temperature Error @ 3.3 V and 5 V
0
E
–1
0
1
2
3
–2
–3
–4
V
DD
= 3.3V
–40
–20
0
TEMPERATURE (
°
C)
20
40
60
80
100
120
GAIN ERROR
OFFSET ERROR
Figure 33. ADC Offset Error and Gain Error vs. Temperature
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