TYPICAL CHARACTERISTICS (Cont.)
At TA = +25°C, fS = 40kHz, VDIG = VANA = +5V, and using internal reference and fixed resistors (see Figure 7b), unless otherwise specified.
POWER-SUPPLY RIPPLE SENSITIVITY
INL/DNL DEGRADATION PER LSB OF P-P RIPPLE
1
10–1
10–2
10–3
10–4
10–5
3
2
1
0
–1
–2
–3
All Codes INL
INL
3
2
1
0
–1
–2
–3
DNL
105
All Codes DNL
8192 16384 24576 32768 40960 49152 57344 65535
101
102
103
104
106
107
0
Power-Supply Ripple Frequency (Hz)
Decimal Code
ENDPOINT ERRORS (20V Bipolar Range)
ENDPOINT ERRORS (Unipolar Ranges)
3
3
2
2
1
BPZ Error
UPO Error
1
0
–1
–2
0
–1
–2
0.20
0.40
0
0.20
+FS Error
+FS Error (4V Range)
–0.20
0
0.20
0.40
–FS Error
–FS Error (5V Range)
0.20
0
0
–0.20
–75 –50
–25
0
25
50
75
100
125
150
–75 –50
–25
0
25
50
75
100
125
150
Temperature (°C)
Temperature (°C)
INTERNAL REFERENCE VOLTAGE vs TEMPERATURE
CONVERSION TIME vs TEMPERATURE
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
19.4
19.2
19
18.8
18.6
–75 –50 –25
0
25
50
75
100 125 150
–75 –50 –25
0
25
50
75
100 125 150
Temperature (°C)
Temperature (°C)
ADS7807
6
SBAS022C
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