MCP4902-ESLASHST datasheet(10/48 Pages) MICROCHIP

部件名	MCP4902-E/ST

功能描述	8/10/12-Bit Dual Voltage Output Digital-to-Analog Converter with SPI Interface

PDF	48 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

标志

10 / 48 page

MCP4902/4912/4922

DS22250A-page 10

 2010 Microchip Technology Inc.

Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V, VREF = 2.048V, Gain = 2x, RL = 5 k, CL = 100 pF.

FIGURE 2-7:

Absolute INL vs.

Temperature (MCP4922).

FIGURE 2-8:

Absolute INL vs. VREF

(MCP4922).

FIGURE 2-9:

INL vs. Code and VREF

(MCP4922).

FIGURE 2-10:

INL vs. Code (MCP4922).

FIGURE 2-11:

DNL vs. Code and

Temperature (MCP4912).

FIGURE 2-12:

INL vs. Code and

Temperature (MCP4912).

0.5

1.5

2.5

-40

-20

100

120

Ambient Temperature (ºC)

0.5

1.5

2.5

12345

Voltage Reference (V)

-4

-3

-2

-1

1024

2048

3072

4096

Code (Decimal)

5.5

REF

Note:

Single device graph (Figure 2-10) for

illustration of 64 code effect.

-6

-4

-2

1024

2048

3072

4096

Code (Decimal)

-0.2

-0.1

0.1

0.2

128

256

384

512

640

768

896 1024

Code

Temp = - 40oC to +125oC

-3.5

-2.5

-1.5

-0.5

0.5

1.5

128

256

384

512

640

768

896 1024

Code

125

- 40

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