典型性能特性: V
SS
= 0V
在T
A
= + 25 ° C,V
CC
= +15V, V
DD
= +5V, V
SS
= 0V, V
REFH
= +10V, V
REFL
= 0V ,代表单位,除非另有说明。
线性误差和
微分线性误差VS代码
单通道25℃
(典型的每个输出通道的)
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
000
H
线性误差和
微分线性误差VS代码
单通道85°C
(典型的每个输出通道的)
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
000
H
LE ( LSB )
DLE ( LSB )
200
H
400
H
600
H
800
H
A00
H
C00
H
E00
H
FFF
H
DLE ( LSB )
LE ( LSB )
200
H
400
H
600
H
800
H
A00
H
C00
H
E00
H
FFF
H
数字输入码
数字输入码
线性误差和
微分线性误差VS代码
单通道-40°C
(典型的每个输出通道的)
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
0
–0.1
–0.2
–0.3
–0.4
–0.5
000
H
2.0
1.5
零电平误差(MV )
零电平误差与温度
(代码004
H
)
LE ( LSB )
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
DAC B
DAC A
DAC ð
DLE ( LSB )
DAC ç
200
H
400
H
600
H
800
H
A00
H
C00
H
E00
H
FFF
H
–40 –30 –20 –10 0
10 20 30 40 50 60 70 80 90
温度(℃)
数字输入码
满量程误差与温度
( FFF代码
H
)
1.5
满量程误差(MV )
电流与CODE
发送到指定的代码将所有DAC
V
REFH
1.2
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
0
–0.2
–0.4
–0.6
–0.8
–1.0
–1.2
–1.4
–1.6
000
H
V
REF
电流(mA )
2.0
1.0
DAC A
0.5
0
–0.5
DAC B
DAC ð
V
REFL
DAC ç
–1.0
–1.5
–2.0
–40 –30 –20 –10 0
10 20 30 40 50 60 70 80 90
温度(℃)
V
REF
电流(mA )
200
H
400
H
600
H
800
H
A00
H
C00
H
E00
H
FFF
H
数字输入码
®
DAC7724 , 7725
6