典型性能特性: V
SS
= –5V
线性误差VS代码
( DAC C, -40 ° C至+ 85°C )
0.50
0.50
0.25
0.00
–0.25
+85°C
–0.50
0.50
–0.50
0.50
0.25
0.00
–0.25
+85°C
(续)
在T
A
= + 25 ° C,V
DD
= +5V, V
SS
= –5V, V
REFH
= +2.5V, V
REFL
= -2.5V ,有代表性的单位,除非另有说明。
线性误差VS代码
( DAC D, -40 ° C至+ 85°C )
LE ( LSB )
LE ( LSB )
0.00
–0.25
–40°C
–0.50
000
H
200
H
400
H
600
H
800
H
A00
H
C00
H
E00
H
FFF
H
LE ( LSB )
0.25
LE ( LSB )
0.25
0.00
–0.25
–40°C
–0.50
000
H
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
零电平误差与温度
(代码000
H
)
3.0
2.5
零刻度误差( LSB )
满量程误差( LSB )
满量程误差与温度
( FFF代码
H
)
3.0
2.5
2.0
1.5
1.0
0.5
0.0
–0.5
–1.0
DAC ç
DAC ð
DAC A
DAC B
2.0
DAC ð
1.5
DAC B
1.0
0.5
0.0
–0.5
–1.0
–40
–20
0
20
40
60
80
100
温度(℃)
DAC A
DAC ç
–40
–20
0
20
40
60
80
100
温度(℃)
®
DAC7624/7625
8