ADM1026
Table 6. A-to-D Output Code vs. VIN
Input Voltage
3.3 V MAIN
A-to-D Output
1
+12 VIN
–12 VIN
+5 VIN
3.3 V STBY
VBAT
VCCP
AIN (0–5)
AIN (6–9)
Decimal
Binary
< 0.0625
< -±5.928
< 0.026
< 0.0±72
NA
NA
NA
NA
NA
NA
NA
NA
NA
< 0.0±2
< 0.0±2
< 0.0±0
0
±
2
3
4
5
6
7
8
00000000
0000000±
000000±0
000000±±
00000±00
00000±0±
00000±±0
00000±±±
0000±000
0.062-0.±25
0.±25-0.±87
0.±88-0.250
0.250-0.3±3
0.3±3-0.375
0.375-0.438
0.438-0.500
0.500-0.563
0.026-0.052
0.052-0.078
0.078-0.±04
0.±04-0.±30
0.±30-0.±56
0.±56-0.±82
0.±82-0.208
0.208-0.234
0.0±7-0.034
0.034-0.052
0.052-0.069
0.069-0.086
0.086-0.±03
0.±03-0.±20
0.±20-0.±38
0.±38-0.±55
0.0±2-0.023
0.023-0.035
0.035-0.047
0.047-0.058
0.058-0.070
0.070-0.082
0.082-0.094
0.094-0.±05
0.0±2-0.023
0.023-0.035
0.035-0.047
0.047-0.058
0.058-0.070
0.070-0.082
0.082-0.094
0.094-0.±05
0.0±0-0.0±9
0.0±9-0.029
0.029-0.039
0.039-0.049
0.049-0.058
0.058-0.068
0.068-0.078
0.078-0.087
−±5.928-±5.855
−±5.855-±5.783
−±5.783-±5.7±±
−±5.7±±-±5.639
−±5.639-±5.566
−±5.566-±5.494
−±5.494-±5.422
−±5.422-±5.349
•
•
•
4.000-4.063
8.000-8.063
±2.000-±2.063
±.667-±.693
3.333-3.359
5-5.026
±.±±0-±.±27
2.000-2.0±6
3.330-3.347
NA
0.750-0.780
±.500-±.5±2
2.250-2.262
0.750-0.780
±.500-±.5±2
2.250-2.262
0.625-0.635
±.250-±.260
±.875-±.885
64
0±000000
−±±.375-±±.303
(±⁄4 scale)
•
•
•
2.000-2.0±6
3.000-3.0±6
±28
(±⁄2 scale)
−6.750−6.678
±0000000
±±000000
•
•
•
±92
(3⁄4 scale)
−2.±25-2.053
•
•
•
±5.3±3-±5.375
±5.375-±5.437
±5.437-±5.500
±5.500-±5.563
±5.562-±5.625
±5.625-±5.688
±5.688-±5.750
±5.750-±5.8±2
±5.8±2-±5.875
±5.875-±5.938
>±5.938
±.705-±.777
±.777-±.850
±.850-±.922
±.922-±.994
±.994-2.066
2.066-2.±39
2.±39-2.2±±
2.2±±-2.283
2.283-2.355
2.355-2.428
>2.428
6.38-6.406
6.406-6.432
6.432-6.458
6.458-6.484
6.484-6.5±
6.5±-6.536
6.536-6.563
6.563-6.589
6.589-6.6±5
6.6±5-6.64±
>6.634
4.249-4.267
4.267-4.284
4.284-4.30±
4.30±-4.3±9
4.3±9-4.336
4.336-4.353
4.353-4.37±
4.37±-4.388
4.388-4.405
4.405-4.423
>4.423
3.828-3.844
3.844-3.860
3.860-3.875
3.875-3.890
3.890-3.906
3.906-3.92±
3.92±-3.937
3.937-3.953
3.953-3.969
3.969-3.984
>3.984
2.87±-2.883
2.883-2.895
2.895-2.906
2.906-2.9±8
2.9±8-2.930
2.930-2.94±
2.94±-2.953
2.953-2.965
2.965-2.977
2.977-2.988
>2.988
2.87±-2.883
2.883-2.895
2.895-2.906
2.906-2.9±8
2.9±8-2.930
2.930-2.94±
2.94±-2.953
2.953-2.965
2.965-2.977
2.977-2.988
>2.988
2.392-2.402
2.402-2.4±2
2.4±2-2.422
2.422-2.43±
2.43±-2.44±
2.44±-2.45±
2.45±-2.460
2.460-2.470
2.470-2.480
2.480-2.490
>2.490
245
246
247
248
249
250
25±
252
253
254
255
±±±±0±0±
±±±±0±±0
±±±±0±±±
±±±±±000
±±±±±00±
±±±±±0±0
±±±±±0±±
±±±±±±00
±±±±±±0±
±±±±±±±0
±±±±±±±±
± VBAT is not accurate for voltages under ±.5 V (see Figure ±5).
Rev. A | Page ±7 of 56
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