XE8000EV101 Semtech, XE8000EV101 Datasheet - Page 99
XE8000EV101
Manufacturer Part Number
XE8000EV101
Description
EVAL BOARD FOR XE8801AMI027LF
Manufacturer
Semtech
Type
MCUr
Specifications of XE8000EV101
Contents
Fully Assembled Evaluation Board
For Use With/related Products
XE88LC01AMI027
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
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As already mentioned, N
16.7.5
The theoretical resolution of the ADC, without considering thermal noise, is given by:
© Semtech 2005
n
=
Resolution
2
⋅
log
2
(
OSR
)
Table 16-22 Resolution vs. SET_OSR[2:0] and SET_NELC[1:0] settings
+
ELCONV
log
Figure 16-6 Resolution vs. SET_OSR[2:0] and SET_NELC[2:0]
2
(
SET_OS
N
[2:0]
ELCONV
must be equal or greater than 2 to reduce internal amplifier offsets.
000
001
010
011
100
101
110
111
Table 16-21 Number of elementary conversion settings
R
(RegAcCfg0[6:5])
SET_NELC[1:0]
)
due to output register size RegAcOut[15:0])
(Bits)
00
01
10
11
(shaded area: resolution truncated to 16 bits
17
15
13
11
9
7
5
00
10
12
14
16
16
16
000
6
8
SET_NELC=
001
01
11
13
15
16
16
16
SET_NELC
7
9
010
11
10
01
00
16-14
# of Elementary
SET_OSR
011
Conversions
N
ELCONV
10
10
12
14
16
16
16
16
8
100
1
2
4
8
101
(-)
11
11
13
15
16
16
16
16
9
110
(Eq. 15)
111
XE8801A – SX8801R
www.semtech.com
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