Rainbow-electronics DS2505 Bedienungsanleitung PDF herunterladen (Seite 23)

DS2505

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ABSOLUTE MAXIMUM RATINGS*

Voltage on any Pin Relative to Ground -0.5V to +12.0V

Operating Temperature -40°C to +85°C

Storage Temperature -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

outside 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.

DC ELECTRICAL CHARACTERISTICS (V

PUP

=2.8V to 6.0V; -40°C to +85°C)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Logic 1 V

2.2 V 1, 6

Logic 0 V

-0.3 +0.8 V 1, 10

Output Logic Low @ 4 mA V

0.4 V 1

Output Logic High V

PUP

6.0 V 1, 2

Input Load Current I

5µA3

Operating Charge Q

30 nC 7, 8

Programming Voltage @ 10 mA V

11.5 12.0 V 11

CAPACITANCE (t

= 25°C)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Data (1-Wire) C

IN/OUT

800 pF 9

AC ELECTRICAL CHARACTERISTICS (V

PUP

=2.8V to 6.0V; -40°C to +85°C)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Time Slot t

SLOT

60 120 µs

Write 1 Low Time t

LOW1

115µs

Write 0 Low Time t

LOW0

60 120 µs

Read Data Valid t

RDV

15 µs 12

Release Time t

RELEASE

01545 µs

Read Data Setup t

1µs 5

Recovery Time t

REC

1µs

Reset Time High t

RSTH

480 µs 4

Reset Time Low t

RSTL

480 µs

Presence Detect High t

PDH

15 60 µs

Presence Detect Low t

PDL

60 240 µs

Delay to Program t

5µs

Delay to Verify t

5µs

Program Pulse Width t

480 µs 11

Program Voltage Rise Time t

0.5 5.0 µs 11

Program Voltage Fall Time t

0.5 5.0 µs 11

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