DS1667 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated

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DS1667

Digital Resistor with OP AMP

Dallas Semiconductor -> Maxim Integrated 

ABSOLUTE MAXIMUM RATINGS*

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

Voltage on Resistor Pins when VB = -5.5V

Voltage on VB

Operating Temperature

Storage Temperature

Soldering Temperature

-0.5V to +7.0V

-5.5V to +7.0V

-5.5V to GND

0°C to 70°C

-55°C to +125°C

260°C for 10 seconds

DS1667

* 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

RESISTOR SECTION

PARAMETER

SYMBOL MIN TYP

Positive Supply Voltage

Input Logic 1

Input Logic 0

Negative Supply Voltage

Resistor Inputs

VCC

+4.5

5.0

VIH

2.0

VIL

-0.5

VB

-5.5

L, H, W VB - 0.5

MAX

5.5

VCC+0.5

+0.8

GND

VCC+0.5

(0°C to 70°C)

UNITS NOTES

V

1

V

1

V

1

V

1

V

2

DC ELECTRICAL CHARACTERISTICS

RESISTOR SECTION

(0°C to 70°C; VCC = 5.0V ± 10%, VB = -5.0V ± 10%)

PARAMETER

SYMBOL MIN TYP MAX UNITS NOTES

Positive Supply Current

ICC

3

5

mA

Negative Supply Current

IB

3

5

mA

Input Leakage

IU

-1

+1

µA

Wiper Resistance

RW

400

1000

ohms

Wiper Current

IW

1

mA

Output Leakage

ILO

-1

+1

µA

Logic 1 Output @ 2.4 Volts

IOH

-1.0

mA

Logic 0 Output @ 0.4 Volts

IOL

4

mA

End-to-End Resistor Tolerance

TOLR

-20

+20

%

9

Noise (ref: 1V)

N

-120

dB

Absolute Linearity

AL

Relative Linearity

RL

Resistor Temperature

TCR

Coefficient

Hz

1.0

LSB

0.5

LSB

750

ppm

°C

CAPACITANCE

PARAMETER

Input Capacitance

Output Capacitance

SYMBOL

CIN

COUT

MIN

TYP

MAX

5

7

(TA = 25°C)

UNITS NOTES

pF

pF

8 of 10

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