MCP3302 datasheet(9/40 Pages) MICROCHIP

номер детали	MCP3302

подробное описание детали	13-Bit Differential Input, Low Power A/D Converter with SPI Serial Interface

PDF	40 Pages

Scroll/Zoom	100%

производитель	MICROCHIP [Microchip Technology]

домашняя страница	http://www.microchip.com

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9 / 40 page

 2002 Microchip Technology Inc.

DS21697B-page 9

MCP3302/04

Note:

Unless otherwise indicated, VDD = VREF = 5V, Full differential input configuration, VSS = 0V,

FSAMPLE = 100 ksps, FCLK = 21*FSAMPLE, TA = 25°C.

FIGURE 2-13:

Differential Nonlinearity

(DNL) vs. Code (Representative Part).

FIGURE 2-14:

Differential Nonlinearity

(DNL) vs. Temperature.

FIGURE 2-15:

Positive Gain Error vs.

VREF.

FIGURE 2-16:

Differential Nonlinearity

(DNL) vs. Code (Representative Part,

VDD = 2.7V).

FIGURE 2-17:

Differential Nonlinearity

(DNL) vs. Temperature (VDD = 2.7V).

FIGURE 2-18:

Offset Error vs. VREF.

-1

-0.8

-0.6

-0.4

-0.2

0.2

0.4

0.6

0.8

-4096

-3072

-2048

-1024

1024

2048

3072

4096

Code

-1

-0.8

-0.6

-0.4

-0.2

0.2

0.4

0.6

0.8

-50

-25

100

125

150

Temperature (°C)

Positive DNL

Negaitive DNL

-3

-2

-1

01234

VREF(V)

VDD=5V

FSAMPLE = 100 ksps

-1

-0.8

-0.6

-0.4

-0.2

0.2

0.4

0.6

0.8

-4096

-3072

-2048

-1024

1024

2048

3072

4096

Code

VDD=VREF=2.7V

FSAMPLE = 50 ksps

-1

-0.8

-0.6

-0.4

-0.2

0.2

0.4

0.6

0.8

-50

-25

100

125

150

Temperature (°C)

VDD=VREF=2.7V

FSAMPLE = 50 ksps

Positive DNL

Negative DNL

0123456

VREF(V)

VDD = 5V

FSAMPLE = 100 ksps

VDD = 2.7V

FSAMPLE = 50 ksps

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