DS1922E(2008) Просмотр технического описания (PDF) - Maxim Integrated

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DS1922E
(Rev.:2008)

High-Temperature Logger iButton with 8KB Data-Log Memory

Maxim Integrated 

High-Temperature Logger iButton with 8KB

Data-Log Memory

Comparison Table

LEGACY VALUES

DS1922E VALUES

PARAMETER

STANDARD SPEED

(μs)

OVERDRIVE SPEED

(μs)

STANDARD SPEED

(μs)

OVERDRIVE SPEED

(μs)

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

tSLOT (including tREC)

61

(undefined)

7

(undefined)

65*

(undefined)

9.5

(undefined)

tRSTL

480

(undefined)

48

80

690

720

70

80

tPDH

15

60

2

6

15

63.5

2

7

tPDL

60

240

8

24

60

287

7

28

tW0L

60

120

6

16

60

120

7.5

12

*Intentional change; longer recovery time requirement due to modified 1-Wire front-end.

Note: Numbers in bold are not in compliance with the published iButton standards.

iButton Can Physical Specification

SIZE

See the Package Information section.

WEIGHT

Ca. 3.3 grams

SAFETY

Meets UL 913 (4th Edit.); Intrinsically Safe Apparatus, approval under Entity Concept for use in Class I,

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

*Application pending.

RTC Accuracy

RTC ACCURACY (TYPICAL)

2

0

-2

-4

-6

-8

-10

-12

-14

-16

-18

15 25 35 45 55 65 75 85 95 105 115 125 135

TEMPERATURE (°C)

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