sx8724s Semtech Corporation, sx8724s Datasheet - Page 29

• Manufacturer Part Number: sx8724s
• Description: Zoomingadc For Sensing Data Acquisition
• Manufacturer: Semtech Corporation

Revision 1.0
© Semtech
1.
7.7.7 Continuous-Time vs. On-Request Conversion
The ADC can be operated in two distinct modes: "continuous-time" and "on-request" modes (selected using the bit
Continuous).
ADVANCED COMMUNICATIONS & SENSING
Normalized Conversion Time - T
Table 17. Normalized conversion time (Tconv x fs) vs. SetOsr and SetNelconv settings
1.
Figure 14. Resolution vs. normalized
SetOsr bits
Normalized to sampling period 1/fs
‘100‘
‘101‘
‘110‘
‘111‘
OSR
February 2011
16.0
14.0
12.0
10.0
8.0
6.0
4.0
10
00
CONV
x fs
01
1026
‘00‘
130
258
514
1
10
Normalized Conversion Time – Tconv x fs [-]
11
100
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1
conversion time for different SetNelconv[1:0]
1027
2051
SetNelconv control bits
‘01‘
259
515
2
N
ELCONV
ZoomingADC for sensing data acquisition
1000
1029
2053
4101
‘10‘
517
4
1033
2057
4105
8201
‘11‘
8
10000
SX8724S
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DATASHEET
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