DS1666 datasheet(4/7 Pages) DALLAS

4 / 7 page

DS1666, DS1666S

022698 4/7

ABSOLUTE MAXIMUM RATINGS*

Voltage on CS, INC, U/D, and VCC Relative to Ground –0.5V to +7.0V

Voltage on VH, VL, and VW Relative to Ground

–6.5V to +6.5V

Voltage on VB

–6.5V to Ground

Operating Temperature

–40

°C to +85°C

Storage Temperature

–55

°C to +125°C

Soldering Temperature

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

(–40

°C to +85°C)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Supply Voltage

VCC

+4.5

5.0

5.5

Input Logic 1

VIH

2.0

VCC+0.5

Input Logic 0

VIL

–0.5

+0.8

VH, VL, VW Voltage

VB–0.3

VCC+0.3

VB Voltage

–5.5

GND

DC ELECTRICAL CHARACTERISTICS

(–40

°C to +85°C; V

CC = 5.0V ± 10%)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

NOTES

Supply Current

ICC

0.1

Input Leakage

ILI

–1

µA

Wiper Resistance

350

650

Ω

Wiper Current

CAPACITANCE

(tA = 25°C)

PARAMETER

SYMBOL

CONDITION

TYP

MAX

UNITS

NOTES

Capacitance

CIN

tA=25°C

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