MCP3901_11 Datasheet, PDF (14/62 Pages) Microchip Technology – Two-Channel Analog Front End Portable Instrumentation

MCP3901
Note: Unless otherwise indicated, AV_DD = 5.0V, DV_DD = 5.0 V; T_A = 25°C, MCLK = 4 MHz; PRESCALE = 1;
OSR = 64; GAIN = 1; Dithering OFF; V_IN = -0.5 dBFS @ 60 Hz.
100
80
60
40
20
0
-20
-40
-60
-80
-100
-0.5
Channel 1
OSR = 256
Dithering OFF
SCK = 8 MHz
Channel 0
-0.25
0
0.25
0.5
Input Voltage (V)
FIGURE 2-31:
(Dithering Off).
Integral Nonlinearity
2.5
2
AIDD BOOST OFF
1.5
1
DI_DD
0.5
0
0
1
2
3
4
5
6
MCLK (MHz)
FIGURE 2-33:
Operating Current vs.
Master Clock (MCLK).
50
40
30
20
10
0
-10
-20
-30
-40
-50
-0.5
OSR = 256
Dithering ON
SCK = 8 MHz
Channel 0
Channel 1
-0.25
0
0.25
0.5
Input Voltage (V)
FIGURE 2-32:
(Dithering On).
Integral Nonlinearity
DS22192D-page 14
© 2011 Microchip Technology Inc.