TYPICAL PERFORMANCE CURVES (CONT)
TA = +25°C, fS = 40kHz, VDIG = VANA = +5V, using internal reference and fixed resistors shown in Figure 7b, unless otherwise specified.
POWER SUPPLY RIPPLE SENSITIVITY
INL/DNL DEGRADATION PER LSB OF P-P RIPPLE
0.10
0
1
10–1
10–2
10–3
10–4
10–5
All Codes INL
INL
–0.10
0
2560
2048
Decimal Code
3072
512
1024
1536
3584
4095
0.10
0
All Codes DNL
DNL
101
102
103
104
105
106
107
Power Supply Ripple Frequency (Hz)
–0.10
0
2560
3072
3584
4095
512
1024
1536
2048
Decimal Code
ENDPOINT ERRORS (20V BIPOLAR RANGE)
ENDPOINT ERRORS (UNIPOLAR RANGES)
3
2
1
3
2
1
BPZ Error
UPO Error
0
0
–1
–1
–2
–2
0.40
0.20
0
0.20
0
+FS Error
+FS Error (4V Range)
+FS Error (5V Range)
–0.20
0.40
0.20
0
0.20
0
–FS Error
–0.20
–75
50
Temperature (°C)
75
100
125
–75
50
Temperature (°C)
75
100
125
–50 –25
0
25
150
–50 –25
0
25
150
CONVERSION TIME vs TEMPERATURE
INTERNAL REFERENCE VOLTAGE vs TEMPERATURE
15.10
15.00
14.90
14.80
14.70
14.60
14.50
14.40
14.30
14.20
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
–75 –50 –25
0
25
50
75
100 125 150
–75 –50 –25
0
25
50
75
100 125 150
Temperature (°C)
Temperature (°C)
®
ADS7806
6
BB [ BURR-BROWN CORPORATION ]
