MCP4902 datasheet(9/48 Pages) MICROCHIP

Part #	MCP4902

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

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Manufacturer	MICROCHIP [Microchip Technology]

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 2010 Microchip Technology Inc.

DS22250A-page 9

MCP4902/4912/4922

2.0

TYPICAL PERFORMANCE CURVES

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

FIGURE 2-1:

DNL vs. Code (MCP4922).

FIGURE 2-2:

DNL vs. Code and

Temperature (MCP4922).

FIGURE 2-3:

DNL vs. Code and VREF,

Gain = 1 (MCP4922).

FIGURE 2-4:

Absolute DNL vs.

Temperature (MCP4922).

FIGURE 2-5:

Absolute DNL vs. Voltage

Reference (MCP4922).

FIGURE 2-6:

INL vs. Code and

Temperature (MCP4922).

Note:

The graphs and tables provided following this note are a statistical summary based on a limited number of

samples and are provided for informational purposes only. The performance characteristics listed herein

are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified

operating range (e.g., outside specified power supply range) and therefore outside the warranted range.

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0

1024

2048

3072

4096

Code (Decimal)

-0.2

-0.1

0

0.1

0.2

0

1024

2048

3072

4096

Code (Decimal)

125C

85C

25C

-0.4

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.4

0

1024

2048

3072

4096

Code (Decimal)

1

2

3

4

5.5

0.075

0.0752

0.0754

0.0756

0.0758

0.076

0.0762

0.0764

0.0766

-40

-20

0

20

40

60

80

100 120

Ambient Temperature (ºC)

0

0.05

0.1

0.15

0.2

0.25

0.3

0.35

12345

Voltage Reference (V)

-5

-4

-3

-2

-1

0

1

2

3

4

5

0

1024

2048

3072

4096

Code (Decimal)

125C

85

25

Ambient Temperature

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