MCP3901 datasheet(12/62 Pages) MICROCHIP

12 / 62 page

MCP3901

DS22192D-page 12

Note:

Unless otherwise indicated, AVDD = 5.0V, DVDD = 5.0V; TA = +25°C, MCLK = 4 MHz; PRESCALE = 1;

OSR = 64; GAIN = 1; Dithering OFF; VIN = -0.5 dBFS @ 60 Hz.

FIGURE 2-19:

Signal-to-Noise and

Distortion Histogram.

FIGURE 2-20:

Signal-to-Noise and

Distortion vs. Temperature.

FIGURE 2-21:

Signal-to-Noise and

Distortion vs. Input Signal Amplitude.

FIGURE 2-22:

Channel 0 Offset vs.

Temperature.

FIGURE 2-23:

Channel 1 Offset vs.

Temperature.

FIGURE 2-24:

Channel-to-Channel Offset

Match vs. Temperature.

78.9

79.1 79.2 79.3 79.4 79.5 79.6 79.7 79.8

SINAD (dB)

IN = 60 Hz

MCLK = 4 MHz

OSR = 64

Dithering OFF

100

-50

-25

100

125

150

Temperature (ºC)

-40

-20

100

204060

Input Amplitude (dBFS)

-0.3

-0.2

-0.1

0.1

0.2

0.3

0.4

0.5

0.6

-50

-25

100

125

150

Temperature (ºC)

G=8

G=16

G=1

G=32

G=4

G=2

-0.3

-0.2

-0.1

0.1

0.2

0.3

0.4

0.5

0.6

0.7

-50-25

75100

125

150

Temperature (°C)

G=8

G=1

G=16

G=32

G=2

G=4

0.05

0.1

0.15

0.2

0.25

0.3

0.35

0.4

0.45

0.5

-50

-25

100

125

150

Temperature (°C)

Channel 0

Channel 1

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