DS1868-010 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS1868-010

Dual Digital Potentiometer Chip

Dallas Semiconductor -> Maxim Integrated 

ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground (VB=GND)

Voltage on Any Pin when VB=-3.3V

Operating Temperature

Storage Temperature

Soldering Temperature

DS1868

-1.0V to +7.0V

-3.3V to +4.7V

-40°C to +85°C

-55°C to +125°C

260°C for 10 seconds

* This is a stress rating only and functional operation of the device at these or any other conditions

above those indicated in the operation sections of this specification is not implied. Exposure to

absolute maximum rating conditions for extended periods of time may affect reliability.

RECOMMENDED DC

OPERATING CONDITIONS

PARAMETER

Supply Voltage

Input Logic 1

Input Logic 0

Ground

Resistor Inputs

Substrate Bias

SYMBOL

VCC

VIH

VIL

GND

L, H, W

VB

(-40°C to +85°C; VCC=5.0V ± 10%)

MIN TYP MAX UNITS NOTES

4.5

5.5

V

1

2.7

3.3

15

2.0

VCC+0.5 V

1, 2

-0.5

+0.8

V

1, 2

GND

GND

V

1

VB-0.5

VCC+0.5 V

2, 15

-3.3

GND

V

1, 15

DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

Supply Current

ICC

Input Leakage

ILI

Wiper Resistance

RW

Wiper Current

IW

Logic 1 Output @ 2.4 Volts

IOH

Logic 0 Output @ 0.4 Volts

IOL

Standby Current

ISTBY

(-40°C to +85°C; VCC=5.0V ± 10%)

MIN TYP MAX UNITS NOTES

400

µA

12

-1

+1

µA

400 1000

Ω

1

mA

-1

mA

8, 9

4

mA

8, 9

1

µA

14

ANALOG RESISTOR CHARACTERISTICS (-40°C to +85°C; VCC=5.0V ± 10%)

PARAMETER

SYMBOL MIN TYP MAX UNITS NOTES

End-to-End Resistor Tolerance

-20

+20

%

16

Absolute Linearity

±0.75

LSB

4

Relative Linearity

±0.3

LSB

5

-3 dB Cutoff Frequency

FCUTOFF

Hz

7

Noise Figure

11

Temperature Coefficient

750

ppm/C

9 of 14

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