Rainbow-electronics DS1258Y_AB Manual do Utilizador descarregar pdf (Página 4)

DS1258Y/AB

100395 4/9

ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground –0.3V to +7.0V

Operating Temperature 0°C to +70°C, –40°C to +85°C for IND parts

Storage Temperature –40°C to +70°C, –40°C to +85°C for IND parts

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 (t

: See Note 10)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

DS1258Y Power Supply Voltage V

4.5 5.0 5.5 V

DS1258AB Power Supply Voltage V

4.75 5.0 5.25 V

Logic 1 V

2.2 V

Logic 0 V

0.0 +0.8 V

=5V ± 5% for DS1258AB)

DC ELECTRICAL CHARACTERISTICS (t

: See Note 10) (V

=5V ± 10% for DS1258Y)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Input Leakage Current I

-2.0 +2.0

A

I/O Leakage Current

> V

< V

-1.0 +1.0

A

Output Current @ 2.4V I

-1.0 mA

Output Current @ 0.4V I

2.0 mA

Standby Current

CEU

, CEL=2.2V

CCS1

10 20 mA

Standby Current

CEU

, CEL=V

- 0.5V

CCS2

6 10 mA

Operating Current I

CCO1

170 mA

Write Protection Voltage

(DS1258Y)

4.25 4.37 4.5 V

Write Protection Voltage

(DS1258AB)

4.50 4.62 4.75 V

CAPACITANCE (t

= 25°C)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Input Capacitance C

20 25 pF

Input/Output Capacitance C

I/O

5 10 pF

1 2 3 4 5 6 7 8 9

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