参数资料
型号: AD5781BRUZ-REEL7
厂商: Analog Devices Inc
文件页数: 2/28页
文件大小: 0K
描述: IC DAC 18BIT SRL 20TSSOP
产品变化通告: AD57x1 Feature Change 27/Jul/2011
设计资源: 18-Bit Accurate, low noise, precision bipolar DC voltage source (CN0177)
标准包装: 1,000
设置时间: 1µs
位数: 18
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
电压电源: 模拟和数字,双 ±
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 带卷 (TR)
输出数目和类型: *
采样率(每秒): 1M
AD5781
Data Sheet
Rev. D | Page 10 of 28
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
50000
100000
150000
200000
250000
DAC CODE
DNL
E
RRO
R
(
L
S
B)
09092-
012
TA = +125°C
TA = +25°C
TA = –40°C
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
VREFP = +5V
VREFN = 0V
VDD = +15V
VSS = –15V
Figure 11. Differential Nonlinearity Error vs. DAC Code, +5 V Span
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0
50000
100000
150000
200000
250000
DAC CODE
DNL
E
RRO
R
(
L
S
B)
09092-
013
TA = +25°C
TA = –40°C
TA = +125°C
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
VREFP = +10V
VREFN = 0V
VDD = +15V
VSS = –15V
Figure 12. Differential Nonlinearity Error vs. DAC Code, ±10 V Span,
X2 Gain Mode
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–55
–35
–15
5
25
45
65
85
105
125
TEMPERATURE (°C)
INL
E
RRO
R
(
L
S
B)
09092-
014
±10V SPAN MAX INL
+5V SPAN MAX INL
+10V SPAN MIN INL
+10V SPAN MAX INL
±10V SPAN MIN INL
+5V SPAN MIN INL
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
VDD = +15V
VSS = –15V
Figure 13. Integral Nonlinearity Error vs. Temperature
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–55
–35
–15
5
25
45
65
85
105
125
TEMPERATURE (°C)
DNL
E
RRO
R
(
L
S
B)
09092-
015
±10V SPAN MAX DNL
+5V SPAN MAX DNL
+10V SPAN MIN DNL
+10V SPAN MAX DNL
±10V SPAN MIN DNL
+5V SPAN MIN DNL
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
VDD = +15V
VSS = –15V
Figure 14. Differential Nonlinearity Error vs. Temperature
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
–0.02
–0.04
–0.06
12.5
13.0
13.5
14.0
14.5
15.0
15.5
16.0
16.5
VDD/|VSS| (V)
INL
E
RRO
R
(
L
S
B)
09092-
016
TA = 25°C
VREFP = +10V
VREFN = –10V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
INL MAX
INL MIN
Figure 15. Integral Nonlinearity Error vs. Supply Voltage, ±10 V Span
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
7.5
8.5
9.5
10.5
11.5
12.5
13.5
14.5
15.5
16.5
VDD (V)
INL
E
RRO
R
(
L
S
B)
–2.5
–3.9
–5.3
–6.7
–9.1
–10.5 –12.9 –14.2 –15.5 –16.5
VSS (V)
09092-
017
TA = 25°C
VREFP = +5V
VREFN = 0V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
INL MAX
INL MIN
Figure 16. Integral Nonlinearity Error vs. Supply Voltage, +5 V Span
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