ISL90841WIV1427Z(2006) View Datasheet(PDF) - Intersil

Part Name

Description

Manufacturer

ISL90841WIV1427Z
(Rev.:2006)

Quad Digitally Controlled Potentiometers (XDCP™)

Intersil 

ISL90841

Typical Performance Curves (Continued)

1.5

1

0.5 2.7V

0 5.5V

-0.5

-1

-1.5

-40

-20

0

20

40

60

80

TEMPERATURE (°C)

FIGURE 9. END TO END RTOTAL% CHANGE vs

TEMPERATURE FOR 10kΩ (W)

20

10

0

-10

-20

32

82

132

182

232

TAP POSITION (DECIMAL)

FIGURE 10. TC FOR VOLTAGE DIVIDER MODE IN ppm

35

25

15

5

-5

-15

-25

32

82

132

182

232

TAP POSITION (DECIMAL)

FIGURE 11. TC FOR RHEOSTAT MODE IN ppm

INPUT

OUTPUT

TAP POSITION = MID POINT

RTOTAL=9.4K

FIGURE 12. FREQUENCY RESPONSE (2.2MHz)

SIGNAL AT WIPER (WIPER UNLOADED)

SCL

WIPER MOVEMENT MID POINT

FROM 80h TO 7fh

FIGURE 13. MIDSCALE GLITCH, CODE 80h to 7Fh (WIPER 0)

SIGNAL AT WIPER

(WIPER UPLOADED

MOVEMENT FROM

ffh TO 00h

FIGURE 14. LARGE SIGNAL SETTLING TIME

8

FN8094.1

February 8, 2006

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