Datasheet

Analog-to-Digital Converter (ADC12B16CV2)
MC9S12G Family Reference Manual, Rev.1.23
Freescale Semiconductor 559
Table 16-9. Examples of ideal decimal ATD Results
Input Signal
VRL = 0 Volts
VRH = 5.12 Volts
8-Bit
Codes
(resolution=20mV)
10-Bit
Codes
(resolution=5mV)
12-Bit
Codes
(transfer curve has
1.25mV offset)
(resolution=1.25mV)
5.120 Volts
...
0.022
0.020
0.018
0.016
0.014
0.012
0.010
0.008
0.006
0.004
0.003
0.002
0.000
255
...
1
1
1
1
1
1
1
0
0
0
0
0
0
1023
...
4
4
4
3
3
2
2
2
1
1
1
0
0
4095
...
17
16
14
12
11
9
8
6
4
3
2
1
0
Table 16-10. Conversion Sequence Length Coding
S8C S4C S2C S1C
Number of Conversions
per Sequence
00 0 0 16
00 0 1 1
00 1 0 2
00 1 1 3
01 0 0 4
01 0 1 5
01 1 0 6
01 1 1 7
10 0 0 8
10 0 1 9
10 1 0 10
10 1 1 11
11 0 0 12
11 0 1 13
11 1 0 14
11 1 1 15