DS1844

7 of 14

101999

ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground

-1.0V to +7.0V

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

CONDITION

MIN

TYP

MAX

UNITS

NOTES

Supply Voltage

+2.7

+5.5

V

1

Resistor Inputs

L,H,W

GND

-0.5

+0.5

V

1,12

DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

CONDITION

MIN

TYP

MAX

UNITS

NOTES

Supply Current Active

2

mA

19

Input Leakage

-1

+1

µA

Wiper Resistance

250

500

Ohms

Wiper Current

1

mA

Input Logic 1

V

1,2

Input Logic 0

GND-0.5

V

1,2

Input Logic levels A0, A1,

A2

Input Logic 1

Input Logic 0

GND-0.5

V

11

Input Current each I/O pin

-10

+10

µA

Standby Current

3V

5V

15

25

40

µA

4

3 mA sink current

0.0

0.4

V

Low Level Output Voltage

(SDA)

6 mA sink current

0.0

0.6

V

I/O Capacitance

10

pF

Pulse width of spikes which

must be suppressed by the

input filter

Fast Mode

0

50

ns

22

-1.0

mA

23,24

4

mA

23,24