XE8000EV120 Semtech, XE8000EV120 Datasheet - Page 53

• 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

12.3. ZoomingADC Detailed block diagram
ACS - Revision 4.2
©2008 Semtech Corp.
ADVANCED COMMUNICATIONS & SENSING
INPUTS
CxAdcReg6
CxAdcReg5
CxAdcReg4
CxAdcReg3
CxAdcReg2
CxAdcReg1
AC
AR
0
1
2
3
4
5
6
7
0
1
2
3
V
Figure 32. ZoomingADC detailed functional block diagram
IN
October 2008
f
S
V
REF
+
-
PGA1
+
-
OFF2
Nb of elementary cycles
Sampling frequency fs
+
Power Saving Modes
-
Oversampling ratio
PGA Enabling
PGA2
Page 53
+
-
High gain acquisition for sensor interface
+
-
+
-
PGA3
OFF3
+
-
V
IN, ADC
+
Acquisition chain
-
CxDataOutMsb
CxDataOutLsb
Register bank
ADC
f
S
DATASHEET
www.semtech.com
SX8722