参数资料
型号: AD5420AREZ
厂商: Analog Devices Inc
文件页数: 3/32页
文件大小: 0K
描述: IC DAC 16BIT 1CH SER 24TSSOP
产品培训模块: Data Converter Fundamentals
DAC Architectures
Weigh Scale Introduction
设计资源: Simplified 16-Bit, 4 mA-to-20 mA Output Solution Using AD5420 (CN0098)
标准包装: 62
设置时间: 10µs
位数: 16
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
功率耗散(最大): 950mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-TSSOP(0.173",4.40mm)裸露焊盘
供应商设备封装: 24-TSSOP 裸露焊盘
包装: 管件
输出数目和类型: 1 电流,单极
采样率(每秒): *
产品目录页面: 782 (CN2011-ZH PDF)
Data Sheet
AD5410/AD5420
Rev. F | Page 11 of 32
TYPICAL PERFORMANCE CHARACTERISTICS
–0.010
–0.008
–0.006
–0.004
–0.002
0
0.002
0.004
0
10,000
20,000
30,000
40,000
50,000
60,000
INL
E
RRO
R
(
%
F
S
R)
CODE
07027-
006
EXTERNAL RSET
INTERNAL RSET
EXTERNAL RSET, BOOST TRANSISTOR
INTERNAL RSET, BOOST TRANSISTOR
AVDD = 2.4V
TA = 25°C
RLOAD = 250
Figure 7. Integral Nonlinearity Error vs. Code
–1.0
–0.8
–0.6
–0.2
–0.4
0
0.2
0.4
0.6
0.8
1.0
0
10,000
20,000
30,000
40,000
50,000
60,000
DNL
E
RRO
R
(
L
S
B)
CODE
07027-
007
EXTERNAL RSET
INTERNAL RSET
EXTERNAL RSET, BOOST TRANSISTOR
INTERNAL RSET, BOOST TRANSISTOR
AVDD = 24V
TA = 25°C
RLOAD = 250
Figure 8. Differential Nonlinearity Error vs. Code
–0.15
–0.13
–0.11
–0.09
–0.07
–0.05
–0.03
0.01
0.05
–0.01
0.03
0
10,000
20,000
30,000
40,000
50,000
60,000
T
O
T
AL
UNADJUS
T
E
D
E
RRO
R
(
%
F
S
R)
CODE
EXTERNAL RSET
INTERNAL RSET
EXTERNAL RSET, BOOST TRANSISTOR
INTERNAL RSET, BOOST TRANSISTOR
07027-
008
AVDD = 24V
TA = 25°C
RLOAD = 250
Figure 9. Total Unadjusted Error vs. Code
–0.010
–0.008
–0.006
–0.004
0
–0.002
0.002
0.004
–40
–20
0
20
40
60
80
INL
E
RRO
R
(
%
F
S
R)
TEMPERATURE (°C)
0mA TO 24mA RANGE
AVDD = 24V
07027-
009
Figure 10. Integral Nonlinearity Error vs. Temperature, Internal RSET
–0.003
–0.002
–0.001
0
0.002
0.001
0.003
–40
–20
0
20
40
60
80
INL
E
RRO
R
(
%
F
S
R)
TEMPERATURE (°C)
0mA TO 24mA RANGE
AVDD = 24V
07027-
109
Figure 11. Integral Nonlinearity Error vs. Temperature, External RSET
–1.0
–0.8
–0.6
–0.4
0
–0.2
0.4
0.8
0.2
0.6
1.0
–40
–20
0
20
40
60
80
DNL
E
RRO
R
(
L
S
B)
TEMPERATURE (°C)
AVDD = 24V
ALL RANGES
INTERNAL AND EXTERNAL RSET
07027-
010
Figure 12. Differential Nonlinearity Error vs. Temperature
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