MCP3913 datasheet(14/82 Pages) MICROCHIP

14 / 82 page

MCP3913

DS20005227A-page 14

 2013 Microchip Technology Inc.

Note:

Unless otherwise indicated, AVDD = 3V, DVDD = 3V; TA = +25°C, MCLK = 4 MHz; PRESCALE = 1;

OSR = 256; GAIN = 1; Dithering = Maximum; VIN = -0.5 dBFS @ 60 Hz on all channels, VREFEXT = 0; CLKEXT = 1;

BOOST<1:0> = 10.

FIGURE 2-31:

SFDR vs. Temperature.

FIGURE 2-32:

Crosstalk vs. Measured

Channel.

FIGURE 2-33:

Offset vs. Temperature vs.

Gain.

FIGURE 2-34:

Channel Offset Matching

vs. Temperature.

FIGURE 2-35:

Gain Error vs. Temperature

vs. Gain.

FIGURE 2-36:

Internal Voltage Reference

vs. Temperature.

100

120

-50

-25

100

125

Temperature (°C)

GAIN = 1x

GAIN = 2x

GAIN = 4x

GAIN = 8x

GAIN = 16x

GAIN = 32x

-140

-120

-100

-80

-60

-40

-20

012345

Measured Channel*

28LD SSOP

40LD UQFN

* All other channels at maximum amplitude VIN =600 mVPK @60 Hz

-1000

-800

-600

-400

-200

200

400

600

800

1000

-40

-20

100

120

Temperature (°C)

GAIN = 1x

GAIN = 2x

GAIN = 4x

GAIN = 8x

GAIN = 16x

GAIN = 32x

-1000

-800

-600

-400

-200

200

400

600

800

1000

-40

-20

100

120

Temperature (°C)

Channel 0

Channel 1

Channel 2

Channel 3

Channel 4

Channel 5

-5

-3

-1

-40

-20

100

120

Temperature (°C)

GAIN = 1x

GAIN = 2x

GAIN = 4x

GAIN = 8x

GAIN = 16x

GAIN = 32x

1.197

1.198

1.199

1.2

-40

-20

100 120 140

Temperature (°C)

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