Datasheet

 2006-2012 Microchip Technology Inc. DS22025C-page 11
MCP3909
Note: Unless otherwise specified, DV
DD
, AV
DD
= 5V; A
GND
, D
GND
= 0V; V
REF
= Internal, HPF = 1 (AC mode),
MCLK = 3.58 MHz, CH1 input = 660 mV
P-P
at 50 Hz, CH0 amplitude sweeps at 50 Hz.
FIGURE 2-13: Channel 0 Offset Error
(DC Mode, HPF off, G = 1, PF = 1).
FIGURE 2-14: Channel 0 Offset Error
(DC Mode, HPF off, G = 2, PF = 1).
FIGURE 2-15: Channel 0 Offset Error
(DC Mode, HPF off, G = 8, PF = 1).
FIGURE 2-16: Channel 0 Offset Error
(DC Mode, HPF Off, G = 16, PF = 1).
0
500
1000
1500
2000
2500
3000
-1.77 -1.68 -1.59 -1.50
Bin (mV)
Occurance
16,384 Samples
Mean = -1.62 mV
Std. Dev = 54.6 µV
Occurrence
0
500
1000
1500
2000
2500
3000
-1.30 -1.27 -1.25 -1.22 -1.20 -1.18 -1.16 -1.13 -1.11
Bin (mV)
Occurance
16384 Samples
Mean = -1.20 mV
Std. Dev. = 25.1 µV
Occurrence
0
200
400
600
800
1000
1200
-1.72 -1.70 -1.69 -1.68 -1.67 -1.66 -1.65 -1.64 -1.62 -1.61 -1.60 -1.59
Bin (mV)
Occurance
16384 Samples
Mean = -1.65 mV
Std. Dev = 16.99 µV
Occurrence
0
100
200
300
400
500
600
-1.30 -1.25 -1.23 -1.20 -1.17
Bin (mV)
Occurance
16384 Samples
Mean = - 17.91 mV
Std. Dev = - 1.22 µV
Occurrence