參數(shù)資料
型號(hào): AD5821
廠商: Analog Devices, Inc.
英文描述: 120 mA, Current Sinking, 10-Bit, I2C DAC
中文描述: 120毫安,灌電流,10位和I2C數(shù)模轉(zhuǎn)換器
文件頁(yè)數(shù): 7/16頁(yè)
文件大?。?/td> 386K
代理商: AD5821
AD5821
TYPICAL PERFORMANCE CHARACTERISTICS
Rev. 0 | Page 7 of 16
2.0
–0.5
0
0.5
1.0
1.5
INL V
= 3.8V
TEMP = 25
°
C
1
1
9
8
8
7
7
6
6
5
5
CODE
4
3
3
2
2
1
1
5
0
0
I
Figure 5. Typical INL vs. Code Plot
1
1
9
8
8
7
7
6
6
5
5
CODE
4
3
3
2
2
1
1
5
0
0.6
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
0
D
DNL V
= 3.8V
TEMP = 25
°
C
Figure 6. Typical DNL vs. Code Plot
91.5
92.0
91.0
90.5
90.0
89.5
89.0
88.5
88.0
53.5
–6
300.0
–6
333.1
–6
250.0
–6
200.0
–6
TIME
150.0
–6
100.0
–6
0
O
Figure 7. to Scale Settling Time (V
DD
= 3.6 V)
0
CH3
M50.0
μ
s
VERT = 50
μ
s/DIV
HORIZ = 468
μ
A/DIV
3
Figure 8. Settling Time for a 4-LSB Step (V
DD
= 3.6 V)
0
CH1
M2.0s
VERT = 2
μ
A/DIV
4.8
μ
A p-p
HORIZ = 2s/DIV
1
Figure 9. 0.1 Hz to 10 Hz Noise Plot (V
DD
= 3.6 V)
1
1
9
8
8
7
7
6
6
5
5
CODE
4
3
3
2
2
1
1
5
0
0.14
0.12
I
OUT
@ +25°C
I
OUT
@ +85°C
I
OUT
@ –40°C
0.10
0.08
0.06
0.04
0.02
0
0
I
O
Figure 10. Sink Current vs. Code vs. Temperature (V
DD
= 3.6 V)
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