AMC7823 Datasheet, PDF (12/48 Pages) Texas Instruments – ANALOG MONITORING AND CONTROL CIRCUIT

AMC7823
SLAS453A – APRIL 2005 – REVISED OCTOBER 2005
www.ti.com
TYPICAL CHARACTERISTICS: ANALOG-TO-DIGITAL CONVERTER (ADC)
At +25°C, AV_DD = DV_DD = 5V, unless otherwise noted.
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
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, AV_DD = 5V, V_REF = 2.5V)
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 3.
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
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, AV_DD = 5V, V_REF = 2.5V)
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 5.
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
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, AV_DD = 5V, V_REF = 2.5V)
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 7.
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
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, AV_DD = 2.7V, V_REF = 1.25V)
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 4.
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
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, AV_DD = 2.7V, V_REF = 1.25V)
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 6.
1.0
0.8
0.6
0.4
0.2
0
−0.2
−0.4
−0.6
−0.8
−1.0
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, AV_DD = 2.7V, V_REF = 1.25V)
512 1024 1536 2048 2560 3072 3584 4096
Code
Figure 8.
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