DP7110, DP7118, DP7119, DP7123, DP7124, DP7125

3

Table 3. ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Conditions

Min

Typ

Max

Units

DC PERFORMANCE

Resolution

32

Taps

End to End Resistance ( 00)

80

100

120

k

End to End Resistance ( 50)

40

50

60

End to End Resistance ( 10)

8

10

12

End to End Resistance Tempco

DP7110/18/19

200

ppm/ C

DP7123/24/25

30

300

Ratiometric Resistance Tempco

5

ppm/ C

Integral Nonlinearity

INL

0.5

1

LSB

Differential Nonlinearity

DNL

1

LSB

Full Scale Error

0.1

LSB

Zero Scale Error

1

LSB

Wiper Resistance

DP7110/18/19

200

600

DP7123/24/25

80

200

DIGITAL INPUTS

Input High Voltage

V

Input Low Voltage

V

TIMING CHARACTERISTICS (Figures 7, 8)

U/D Mode to CS Setup

25

ns

CS to U/D Step Setup

50

ns

CS to U/D Step Hold

25

ns

U/D Step Low Period

25

ns

U/D Step High Period

25

ns

Up/Down Toggle Rate (Note 2)

1

MHz

Output Settling Time (Note 3)

100 k

variable resistor

1

s

100 k

potentiometer

0.25

POWER SUPPLY

Supply Voltage

2.7

5.5

V

Active Supply Current (Note 4)

25

A

Standby Supply Current (Note 5)

0.3

1

A

3. Typical settling times are dependent on end to end resistance.

5. Supply current measureed while wiper position is fixed.