Datasheet
DAC7642, DAC7643
10
SBAS233
www.ti.com
–40°C
TYPICAL CHARACTERISTICS: V
SS
= –5V (Cont.)
At T
A
= +25°C, V
CC
= +5V, V
SS
= –5V, V
REF
H
= +2.5V, V
REF
L
= –2.5V, representative unit, unless otherwise specified.
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
LE (LSB)DLE (LSB)
LINEARITY ERROR AND
DIFFERENTIAL LINEARITY ERROR vs CODE
(DAC A, –40°C)
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H
C000
H
E000
H
FFFF
H
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
LE (LSB)DLE (LSB)
LINEARITY ERROR AND
DIFFERENTIAL LINEARITY ERROR vs CODE
(DAC B, –40°C)
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H
C000
H
E000
H
FFFF
H
3
2
1
0
–1
–2
–3
Temperature (°C)
–40 –15 8510 35 60
BIPOLAR ZERO ERROR vs TEMPERATURE
Bipolar Zero Error (mV)
DAC A
DAC B
Code (8000
H
)
3
2
1
0
–1
–2
–3
Temperature (°C)
–40 –15 8510 35 60
POSITIVE FULL-SCALE ERROR vs TEMPERATURE
Positive Full-Scale Error (mV)
DAC A
DAC B
Code (FFFF
H
)
0.6
0.5
0.4
0.3
0.2
0.1
0.0
V
REF
H CURRENT vs CODE
(all DACs sent to indicated code)
V
REF
Current (mA)
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H
C000
H
E000
H
FFFF
H
0.0
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
V
REF
L CURRENT vs CODE
(all DACs sent to indicated code)
V
REF
Current (mA)
0000
H
2000
H
4000
H
6000
H
8000
H
Digital Input Code
A000
H
C000
H
E000
H
FFFF
H