参数资料
型号: AD5781BRUZ-REEL7
厂商: Analog Devices Inc
文件页数: 5/28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
Data Sheet
AD5781
Rev. D | Page 13 of 28
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
0
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
10.0
VREFP/|VREFN| (V)
Z
E
RO
-S
CAL
E
RRO
R
(
L
S
B)
09092-
030
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
Figure 29. Zero-Scale Error vs. Reference Voltage
0.03
0.02
0.01
0
–0.01
–0.02
–0.03
–0.04
–0.05
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
10.0
VREFP/|VREFN| (V)
M
ID-
S
CAL
E
RRO
R
(
L
S
B)
09092-
031
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
Figure 30. Midscale Error vs. Reference Voltage
0.04
0.03
0.02
0.01
0
–0.01
–0.02
–0.03
–0.04
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
10.0
VREFP/|VREFN| (V)
F
UL
L
-S
CAL
E
RRO
R
(
L
S
B)
09092-
032
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
Figure 31. Full-Scale Error vs. Reference Voltage
–0.30
–0.35
–0.40
–0.45
–0.50
–0.55
–0.60
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
10.0
VREFP/|VREFN| (V)
G
AI
N
E
RRO
R
(
p
m
F
S
R)
09092-
033
TA = 25°C
VDD = +15V
VSS = –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
Figure 32. Gain Error vs. Reference Voltage
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
–55
–35
–15
5
25
45
65
85
105
125
TEMPERATURE (°C)
F
UL
L
-S
CAL
E
RRO
R
(
L
S
B)
09092-
034
±10V SPAN
+10V SPAN
±5V SPAN
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
VDD = +15V
VSS = –15V
VREFP = +10V
VREFN = –15V
Figure 33. Full-Scale Error vs. Temperature
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
–55
–35
–15
5
25
45
65
85
105
125
TEMPERATURE (°C)
M
ID-
S
CAL
E
RRO
R
(
L
S
B)
09092-
035
±10V SPAN
+10V SPAN
±5V SPAN
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
VDD = +15V
VSS = –15V
VREFP = +10V
VREFN = –15V
Figure 34. Midscale Error vs. Temperature
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