DS1992L-F5 Просмотр технического описания (PDF) - Dallas Semiconductor -> Maxim Integrated

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DS1992L-F5

1kb/4kb Memory iButton

Dallas Semiconductor -> Maxim Integrated 

PHYSICAL SPECIFICATIONS

Size

Weight

Expected Service Life

Safety

DS1992/DS1993

See mechanical drawing

3.3 grams (F5 package)

10 years at +25°C

Meets UL#913 (4th Edit.); Intrinsically Safe Apparatus,

Approved under Entity Concept for use in Class I,

Division 1, Group A, B, C and D Locations

ABSOLUTE MAXIMUM RATINGS*

Voltage on any Pin Relative to Ground

Operating Temperature Range

Storage Temperature Range

-0.5V to +7.0V

-40°C to +70°C

-40°C to +70°C

* 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.

DC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL MIN

Logic 1 (Notes 1, 2)

Logic 0 (Note 1)

Output Logic Low at 4mA

(Note 1)

VIH

2.2

VIL

-0.3

VOL

Output Logic High (Notes 1,

3)

VOH

Input Load Current (Note 4)

IL

(VPUP = 2.8V to 6.0V; -40°C to +70°C.)

TYP MAX UNITS

V

+0.8

V

0.4

V

VPUP

V

5

mA

CAPACITANCE

PARAMETER

I/O (1-Wire) (Notes 5, 6)

SYMBOL MIN TYP

CIN/OUT

100

MAX

800

(TA = +25°C)

UNITS

pF

AC ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL MIN

Time Slot

Write 1 Low Time

Write 0 Low Time

Read Data Valid

Release Time

Read Data Setup (Note 7)

Recovery Time

Reset Time High (Note 8)

Reset Time Low (Note 9)

Presence Detect High

Presence Detect Low

tSLOT

60

tLOW1

1

tLOW0

60

tRDV

tRELEASE

0

tSU

tREC

1

tRSTH

480

tRSTL

480

tPDH

15

tPDL

60

(VPUP = 2.8V to 6.0V; -40°C to +70°C.)

TYP MAX UNITS

120

ms

15

ms

120

ms

exactly 15

ms

15

45

ms

1

ms

ms

ms

960

ms

60

ms

240

ms

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