Rainbow-electronics DS1747P Manual do Utilizador descarregar pdf (Página 7)

DS1747/DS1747P

7 of 18

ABSOLUTE MAXIMUM RATINGS*

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

Storage Temperature –40

°C to +85°C

Soldering Temperature 260°C for 10 seconds (DIP Package) (See Note 7)

See IPC/JEDEC Standard J-STD-020A for

Surface Mount Devices

*This is a stress rating only and functional operation of the device at these or any other condition 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.

OPERATING RANGE

Range Temperature V

Commercial 0°C to +70°C

3.3V

± 10% or 5V ± 10%

RECOMMENDED DC OPERATING CONDITIONS (Over the Operating Range)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

2.2

+0.3

Logic 1 Voltage All Inputs

= 5V±10%

= 3.3V±10%

2.0

+0.3

-0.3 0.8 V 1

Logic 0 Voltage All Inputs

= 5V±10%

= 3.3V±10%

-0.3 0.6 V 1

DC ELECTRICAL CHARACTERISTICS

(Over the Operating Range; V

= 5.0V ± 10%)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Active Supply Current Icc 85 mA 2,3

TTL Standby Current

(

CE = V

)

Icc

6mA2,3

CMOS Standby Current

(

CE ³V

-0.2V)

Icc

4mA2,3

Input Leakage Current (any

input)

-1 +1

Output Leakage Current

(any output)

-1 +1

Output Logic 1 Voltage

OUT

= -1.0 mA)

2.4 1

Output Logic 0 Voltage

OUT

= +2.1 mA)

0.4 1

Write Protection Voltage V

4.25 4.50 V 1

Battery Switch Over Voltage

BAT

1,4

1 2 3 4 5 6 7 8 9 10 11 12 ... 17 18

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