Datasheet

13
®
DAC7744
TYPICAL PERFORMANCE CURVES: V
SS
= –15V (Cont.)
At T
A
= +25°C, V
DD
= +5V, V
CC
= +15V, V
SS
= –15V, V
REF
H = +10V, and V
REF
L = –10V, representative unit, unless otherwise specified.
2.0
1.5
1.0
0.5
0
-0.5
–1.0
–1.5
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
V
REF
Current (mA)V
REF
Current (mA)
CURRENT vs CODE
All DACs Sent to Indicated Code
(DAC A and B)
V
REFH
V
REFL
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H
C000
H
E000
H
FFFF
H
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
V
REF
Current (mA)V
REF
Current (mA)
CURRENT vs CODE
All DACs Sent to Indicated Code
(DAC C and D)
V
REFH
V
REFL
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H
C000
H
E000
H
FFFF
H
2
1.5
1
0.5
0
–0.5
–1
–1.5
–2
Temperature (°C)
–40 –20 100020406080
BIPOLAR ZERO SCALE ERROR vs TEMPERATURE
(Code 8000
H
)
Bipolar Zero Scale Error (mV)
DAC B
DAC D
DAC A
DAC C
2
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
Temperature (°C)
–40 –10 0–30 –20 9010 20 30 40 50 60 70 80
POSITIVE FULL-SCALE ERROR vs TEMPERATURE
(Code FFFF
H
)
Positive Full-Scale Error (mV)
DAC B
DAC A
DAC C
DAC D
2
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
Temperature (°C)
–40 –10 0–30 –20 9010 20 30 40 50 60 70 80
NEGATIVE FULL-SCALE ERROR vs TEMPERATURE
(Code 0000
H
)
Negative Full-Scale Error (mV)
DAC B
DAC A
DAC C
DAC D
7
6
5
4
3
2
1
0
–1
–2
–3
–4
–5
–6
–7
Temperature (°C)
–40 –10 0–30 –20 9010 20 30 40 50 60 70 80
POWER SUPPLY CURRENT vs TEMPERTURE
Quiescent Current (mA)
I
SS
I
CC
I
DD
Data = FFFF
H
(all DACs)
No Load