Rainbow-electronics DS1855 Manual do Utilizador descarregar pdf (Página 12)

DS1855

12 of 20

ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground -0.3V to +6.0V

Operating Temperature Range -40°C to +85°C; Extended Industrial

Programming Temperature Range 0°C to +85°C

Storage Temperature Range -55°C to +125°C

Soldering Temperature See J-STD-020A Specification

* 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.

The Dallas Semiconductor DS1855 is built to the highest quality standards and manufactured for long-

term reliability. All DS1855s are made using the same quality materials and manufacturing methods.

However, the DS1855 in the flip-chip package is not exposed to environmental stresses, such as burn-in,

that some industrial applications require. For specific reliability information on this product, please

contact the factory in Dallas at (972) 371-4448.

RECOMMENDED DC OPERATING CONDITIONS (-40°C to +85°C)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Supply Voltage V

+2.7 5.5 V 1

DC ELECTRICAL CHARACTERISTICS (-40°C to +85°C; V

= 2.7V to 5.5V)

PARAMETER SYMBOL CONDITION MIN TYP MAX UNITS NOTES

Active Supply Current

0.5 mA 11, 12

Input Leakage I

-1 +1 mA

Input Logic 1 V

0.7V

0.3

Input Logic 0 V

GND -

0.3

0.3V

Input Current each

I/O Pin

0.4<V

I/O

<0.9V

-10 +10 mA3

Standby Current

stby

3.0V

5.0V

mA2

OL1

3mA sink

current

0.0 0.4 VLow-Level Output

Voltage (SDA)

OL2

6mA sink

current

0.0 0.6 V

I/O Capacitance C

I/O

10 pF

WP Internal Pull-Up

Resistance, R

40 65 100

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 18 19 20

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