xe8802 Semtech Corporation, xe8802 Datasheet - Page 138

• Manufacturer Part Number: xe8802
• Description: Data Acquisition Soc With 16+10 Bit Zoomingadc? Embedded Risc Controller And Lcd Driver
• Manufacturer: Semtech Corporation

© Semtech 2006
900
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750
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500
-50
Figure 17-23. (a) Absolute and (b) relative change inquiescent current consumption vs. temperature
Figure 17-22. Quiescent current consumption vs. supply voltage for different sampling frequencies
-25
0
Temperature [°C]
25
(a)
Figure 17-21. Quiescent current consumption vs. supply voltage
50
75
100
800
700
600
500
400
300
200
100
800
700
600
500
400
300
200
100
2.5
2.5
XE8802 Sensing Machine Data Acquisition MCU
125
Sampling Frequency f
3.0
3.0
No PGAs, ADC only
Supply Voltage - V
Supply Voltage - V
PGA1, 2 & 3 + ADC
3.5
PGA1 & 2 + ADC
3.5
PGA1 + ADC
17-26
-10
-15
-20
-25
20
15
10
-5
4.0
4.0
5
0
-50
with ZoomingADC™ and LCD driver
S
:
DDA
DDA
62.5kHz
4.5
4.5
500kHz
250kHz
-25
[V]
[V]
5.0
5.0
0
(b)
Temperature [°C]
5.5
25
5.5
50
75
100
125
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