XE8000EV120 Semtech, XE8000EV120 Datasheet - Page 35

• Manufacturer Part Number: XE8000EV120
• Description: BOARD EVAL FOR SX8722I070TRLF
• Manufacturer: Semtech
• Series: ZoomingADC™r

Specifications of XE8000EV120

• Number Of Adc's: 1
• Number Of Bits: 16
• Data Interface: I²C
• Inputs Per Adc: 7 Single or 4 Differential
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Utilized Ic / Part: SX8722
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: XM8000EV120; XM8000EV120

9.6. ADC parameters
9.6.1. Overview
The ADC parameters are mainly the resolution and acquisition speed.
Detailed ADC parameters and configuration can be found in the "advanced configuration" chapter
The table below gives the main configurations available using the predefined settings and their main characteristics:
ACS - Revision 4.2
©2008 Semtech Corp.
ADVANCED COMMUNICATIONS & SENSING
Name
S16
N16
N12
F16
A
N8
AC
AR
0
0
1
2
3
4
5
6
7
1
2
3
Resolution
[bits]
16
16
16
12
8
V
IN
C
B
f
Conversion time
S
V
REF
[ms] (typ)
October 2008
+
-
27.3
0.22
0.06
6.8
3.4
PGA1
1 - 10
+
-
Table 18 ADC in the acquisition chain
OFF2
Table 19. ADC predefined settings
+
-
-5/5
5/5
...
1 - 2 - 5 - 10
PGA2
frequency [kHz]
Sampling
+
-
(typ)
300
Page 35
+
+
-
-
0/12 to 127/12
PGA3
OFF3
-63/12
sampling
63/12
Over-
High gain acquisition for sensor interface
ratio
1024
1024
1024
...
64
16
+
-
conversion
elementary
Number of
V
+
IN, ADC
-
8
2
1
1
1
D
ADC
f
S
Maximum resolution, thermal
noise reduced to its minimum
Standard 16 bits resolution
Fastest 16 bits resolution
Standard 12 bits resolution
Standard 8 bits resolution
E
Comments
DATASHEET
MEASUREMENT
www.semtech.com
SX8722
ENGINE