AMC7820 Datasheet, PDF (9/28 Pages) Texas Instruments – ANALOG MONITORING AND CONTROL

TYPICAL CHARACTERISTICS: DACs (DAC0, DAC1, DAC2)
At T_A = +25°C, +AV_DD, BV_DD = +5.0V, V_REF = Internal +2.5V, unless otherwise noted.
8
6
4
2
0
–2
–4
–6
–8
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
LINEARITY ERROR vs CODE
(–40°C)
512 1024 1536 2048 2560 3072 3584 4096
Code
8
6
4
2
0
–2
–4
–6
–8
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
LINEARITY ERROR vs CODE
(+25°C)
512 1024 1536 2048 2560 3072 3584 4096
Code
8
6
4
2
0
–2
–4
–6
–8
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
LINEARITY ERROR vs CODE
(+85°C)
512 1024 1536 2048 2560 3072 3584 4096
Code
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–50
OFFSET ERROR vs TEMPERATURE
Gain = +2
Gain = +1
–25
0
25
50
75
100
Temperature (°C)
0.4
0.2
0.0
–0.2
–0.4
–0.6
–0.8
–50
GAIN ERROR vs TEMPERATURE
(DAC Gain = +1 or +2)
Ext 2.5V Ref
Int 2.5V Ref
–25
0
25
50
75
100
Temperature (°C)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
OUTPUT VOLTAGE
vs OUTPUT CURRENT, GAIN = +1
Sourcing Current
DAC at FFF_H
Sinking Current
DAC at 008_H
1
2
3
4
5
6
Output Current Magnitude (mA)
2.5000
2.4995
2.4990
2.4985
2.4980
2.4975
2.4970
2.4965
2.4960
2.4955
2.4950
7
AMC7820
9
SBAS231B
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