Fan Control Device with High Frequency PWM Support and Hardware Monitoring Features
Datasheet
Appendix A ADC Voltage Conversion
Table A.1 Analog-to-Digital Voltage Conversions for Hardware Monitoring Block
INPUT VOLTAGE A/D OUTPUT
12 V
5 V
V
2.5 V
V
CCPIN
Decimal
Binary
0000 0000
0000 0001
0000 0010
0000 0011
0000 0100
0000 0101
0000 0110
0000 0111
0000 1000
…
IN
IN
CC
IN
<0.062
0.062–0.125
0.125–0.188
0.188–0.250
0.250–0.313
0.313–0.375
0.375–0.438
0.438–0.500
0.500–0.563
…
<0.026
0.026–0.052
0.052–0.078
0.078–0.104
0.104–0.130
0.130–0.156
0.156–0.182
0.182–0.208
0.208–0.234
…
<0.0172
0.017–0.034
0.034–0.052
0.052–0.069
0.069–0.086
0.086–0.103
0.103–0.120
0.120–0.138
0.138–0.155
…
<0.013
0.013–0.026
0.026–0.039
0.039–0.052
0.052–0.065
0.065–0.078
0.078–0.091
0.091–0.104
0.104–0.117
…
<0.012
0.012–0.023
0.023–0.035
0.035–0.047
0.047–0.058
0.058–0.070
0.070–0.082
0.082–0.093
0.093–0.105
…
0
1
2
3
4
5
6
7
8
…
4.000–4.063
…
1.666–1.692
…
1.100–1.117
…
0.833–0.846
…
0.749–0.761
…
64 (1/4 Scale)
0100 0000
…
…
8.000–8.063
…
3.330–3.560
…
2.200–2.217
…
1.667–1.680
…
1.499–1.511
…
128 (1/2 Scale)
1000 0000
…
…
12.000–12.063
…
5.000–5.026
…
3.300–3.317
…
2.500–2.513
…
2.249–2.261
…
192 (3/4 Scale)
1100 0000
…
…
15.312–15.375
15.375–15.437
15.437–15.500
15.500–15.563
15.625–15.625
15.625–15.688
15.688–15.750
15.750–15.812
15.812–15.875
15.875–15.938
>15.938
6.380–6.406
6.406–6.432
6.432–6.458
6.458–6.484
6.484–6.510
6.510–6.536
6.536–6.562
6.562–6.588
6.588–6.615
6.615–6.640
>6.640
4.210–4.230
4.230–4.245
4.245–4.263
4.263–4.280
4.280–4.300
4.300–4.314
4.314–4.330
4.331–4.348
4.348–4.366
4.366–4.383
>4.383
3.190–3.203
3.203–3.216
3.216–3.229
3.229–3.242
3.242–3.255
3.255–3.268
3.268–3.281
3.281–3.294
3.294–3.307
3.307–3.320
>3.320
2.869–2.881
2.881–2.893
2.893–2.905
2.905–2.916
2.916–2.928
2.928–2.940
2.940–2.951
2.951–2.964
2.964–2.975
2.975–2.987
>2.988
245
246
247
248
249
250
251
252
253
254
255
1111 0101
1111 0110
1111 0111
1111 1000
1111 1001
1111 1010
1111 1011
1111 1100
1111 1101
1111 1110
1111 1111
Revision 0.4 (04-04-05)
SMSC EMC6D103
DATA8S6HEET
SMSC [ SMSC CORPORATION ]
