MCP4162T-502I/SL View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

MCP4162T-502I/SL

7/8-Bit Single/Dual SPI Digital POT with Volatile Memory

Microchip Technology 

MCP413X/415X/423X/425X

Note: Unless otherwise indicated, TA = +25°C, VDD = 5V, VSS = 0V.

120

100

80

60

-40C Rw

-40C INL

-40C DNL

25C Rw

25C INL

25C DNL

85C Rw

85C INL

85C DNL

125C Rw

125C INL

125C DNL

0.3

0.2

DNL

INL

0.1

0

-0.1

40

25°C -40°C

125°C 85°C

RW

-0.2

20

-0.3

0 25 50 75 100 125 150 175 200 225 250

Wiper Setting (decimal)

FIGURE 2-18:

10 kΩ Pot Mode – RW (Ω),

INL (LSb), DNL (LSb) vs. Wiper Setting and

Ambient Temperature (VDD = 5.5V).

120

100

80

60

-40C Rw

-40C INL

-40C DNL

25C Rw

25C INL

25C DNL

85C Rw

85C INL

85C DNL

125C Rw

125C INL

125C DNL

INL

1

0.5

0

40

85°C 25°C -40°C

125°C

DNL -0.5

RW

20

0

-1

32 64 96 128 160 192 224 256

Wiper Setting (decimal)

FIGURE 2-21:

10 kΩ Rheo Mode – RW (Ω),

INL (LSb), DNL (LSb) vs. Wiper Setting and

Ambient Temperature (VDD = 5.5V).

300

260

-40C Rw

-40C INL

-40C DNL

25C Rw

25C INL

25C DNL

85C Rw

85C INL

85C DNL

125C Rw

125C INL

125C DNL

0.3

0.2

220

DNL

INL

0.1

180

0

140

-0.1

100

RW

60

-40°C

-0.2

125°C 85°C 25°C

20

-0.3

0 32 64 96 128 160 192 224 256

Wiper Setting (decimal)

FIGURE 2-19:

10 kΩ Pot Mode – RW (Ω),

INL (LSb), DNL (LSb) vs. Wiper Setting and

Ambient Temperature (VDD = 3.0V).

300

260

220

-40C Rw

25C Rw

85C Rw

125C Rw

4

-40C INL

25C INL

85C INL

125C INL

-40C DNL 25C DNL

85C DNL

125C DNL

3

INL

2

180

1

140

100

0

60

-40°C

DNL RW

-1

125°C 85°C 25°C

20

-2

0 25 50 75 100 125 150 175 200 225 250

Wiper Setting (decimal)

FIGURE 2-22:

10 kΩ Rheo Mode – RW (Ω),

INL (LSb), DNL (LSb) vs. Wiper Setting and

Ambient Temperature (VDD = 3.0V).

4000

3500

3000

2500

2000

1500

1000

500

0

0

-40C Rw

-40C INL

-40C DNL

25C Rw

25C INL

25C DNL

85C Rw

85C INL

85C DNL

0.6

125C Rw

125C INL 0.5

125C DNL

0.4

INL 0.3

0.2

DNL

0.1

0

-0.1

RW

-0.2

-0.3

64

128

192

256

Wiper Setting (decimal)

Note:

Refer to AN1080 for additional informa-

tion on the characteristics of the wiper

resistance (RW) with respect to device

voltage and wiper setting value.

FIGURE 2-20:

10 kΩ Pot Mode – RW (Ω),

INL (LSb), DNL (LSb) vs. Wiper Setting and

Ambient Temperature (VDD = 1.8V).

4000

3500

3000

-40C Rw

-40C INL

-40C DNL

25C Rw

25C INL

25C DNL

85C Rw

85C INL

85C DNL

125C Rw 98

125C INL

125C DNL

88

78

INL

68

2500

58

2000

1500

1000

500

RW

48

38

28

18

DNL

8

0

-2

0

64

128

192

256

Wiper Setting (decimal)

Note:

Refer to AN1080 for additional informa-

tion on the characteristics of the wiper

resistance (RW) with respect to device

voltage and wiper setting value.

FIGURE 2-23:

10 kΩ Rheo Mode – RW (Ω),

INL (LSb), DNL (LSb) vs. Wiper Setting and

Ambient Temperature (VDD = 1.8V).

© 2008 Microchip Technology Inc.

DS22060B-page 19

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