MCP3905L-ISS Ver la hoja de datos (PDF) - Microchip Technology
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MCP3905L-ISS Datasheet PDF : 26 Pages
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MCP3905A/05L/06A
Note: Unless otherwise specified, DVDD, AVDD = 5V; AGND, DGND = 0V; VREF = Internal, HPF = 1 (AC mode),
MCLK = 3.58 MHz.
0.5
0.4
0.3
PF = 0.5
0.2
0.1
0
-0.1
-0.2
PF = 1
-0.3
-0.4
-0.5
40
50
60
70
80
Frequency (Hz)
FIGURE 2-11:
Measurement Error vs.
Input Frequency.
3000
2500
2000
1500
1000
500
0
16384 Samples
Mean = -3.76 mV
Std. Dev = 110.4 µV
Channel 0 Offset (V)
FIGURE 2-12:
Channel 0 Offset Error
(DC Mode, HPF off), G = 1.
2500
2000
16384 Samples
Mean = - 234.7 µV
Std. dev = - 6.91 µV
1500
1000
500
0
Channel 0 Offset (V)
FIGURE 2-14:
Channel 0 Offset Error
(DC Mode, HPF Off), G = 16.
0.3
0.25
0.2
0.15
0.1
0.05
0
VDD=5.25V
-0.05
-0.1
-0.15
0.0001 0.0010
VDD=5.0V
VDD=4.5V VDD=4.75V
VDD=5.5V
0.0100 0.1000 1.0000
CH0 Vp-p Amplitude (V)
FIGURE 2-15:
(G = 16).
Measurement Error vs. VDD
3000
2500
2000
1500
1000
500
0
16384 Samples
Mean = -470.2 µV
Std. Dev = 13.8 µV
Channel 0 Offset (V)
FIGURE 2-13:
Channel 0 Offset Error
(DC Mode, HPF off), G = 8.
0.25
0.2
0.15
0.1
VDD=4.75V
VDD=4.5V
0.05
0
VDD=5.0V
-0.05
-0.1
0.0001
0.0010
0.0100
VDD=5.25V
VDD=5.5V
0.1000 1.0000
CH0 Vp-p Amplitude (V)
FIGURE 2-16:
Measurement Error vs. VDD,
G = 16, External VREF.
DS22011A-page 8
© 2006 Microchip Technology Inc.
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