参数资料
型号: AD5025BRUZ
厂商: Analog Devices Inc
文件页数: 2/28页
文件大小: 0K
描述: IC DAC DUAL 12BIT SPI 14TSSOP
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 96
系列: nanoDAC™
设置时间: 5.8µs
位数: 12
数据接口: 串行,SPI?
转换器数目: 2
电压电源: 单电源
功率耗散(最大): 13.5mW
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 14-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 14-TSSOP
包装: 管件
输出数目和类型: 2 电压,单极;2 电压,双极
采样率(每秒): *
产品目录页面: 781 (CN2011-ZH PDF)
AD5025/AD5045/AD5065
Rev. 0 | Page 10 of 28
0.20
0.10
0
–0.10
–0.20
512
16,640
32,768
48,896
65,024
TU
E
(
m
V
)
DAC CODE
0.15
–0.05
0.05
–0.15
06
84
4-
02
5
Figure 12. Total Unadjusted Error (TUE) vs. DAC Code
2.0
–1.6
–1.4
–1.2
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
5.5
5.0
4.5
4.0
3.5
3.0
2.5
IN
L
E
R
RO
R
(L
S
B
)
REFERENCE VOLTAGE (V)
MAX INL ERROR @ VDD = 5.5V
MIN INL ERROR @ VDD = 5.5V
TA = 25°C
06
84
4-
0
26
Figure 13. INL vs. Reference Input Voltage
2.0
–1.6
–1.4
–1.2
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
5.5
5.0
4.5
4.0
3.5
3.0
2.5
D
N
L
E
RRO
R
(
L
S
B)
REFERENCE VOLTAGE (V)
TA = 25°C
MAX DNL ERROR @ VDD = 5.5V
MIN DNL ERROR @ VDD = 5.5V
06
84
4-
0
27
Figure 14. DNL vs. Reference Input Voltage
2.0
–1.2
–1.0
–0.8
–0.6
–0.4
–0.2
0
0.2
0.4
0.6
0.8
1.0
1.2
5.5
5.0
4.5
4.0
3.5
3.0
2.5
T
UE
E
RRO
R
(
m
V
)
REFERENCE VOLTAGE (V)
MAX TUE ERROR @ VDD = 5.5V
MIN TUE ERROR @ VDD = 5.5V
TA = 25°C
06
84
4-
0
28
Figure 15. Total Unadjusted Error (TUE) vs. Reference Input Voltage
0.015
0.010
0.005
0
–0.015
–60
–20
40
80
140
G
A
IN
E
RRO
R
(
%
F
S
R
)
TEMPERATURE (°C)
–0.005
–0.010
–40
0
20
60
100
120
VDD = 5.5V
VREF = 4.096V
DAC A
DAC B
06
84
4-
0
29
Figure 16. Gain Error vs. Temperature
DAC A
0.6
0.4
0.3
0
–0.4
–60
0
40
80
140
O
F
S
E
T
E
R
RO
R
(
m
V
)
TEMPERATURE (C)
0.5
0.2
0.1
–0.1
–0.2
–0.3
–40
20
–20
60
100
120
DAC B
VDD = 5.5V
VREF = 4.096V
0
68
44
-0
30
Figure 17. Offset Error vs. Temperature
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