DS1921L-F5X Datasheet

IC型號(hào)：
DS1921L-F5X
PDF描述：
Thermochron iButton
文件大小：
377.93KB
PDF頁(yè)數(shù)：
40頁(yè)
芯片廠家：
ETC

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DS1921L-F5X

Thermochron iButton

www.maxim-ic.com

SPECIAL FEATURES*

摟

Digital thermometer measures temperature in

0.5擄C increments (accuracy 鹵1.0擄C)

Built-in real-time clock (RTC) and timer has

accuracy of

鹵2

minutes per month from 0擄C

to 45擄C

Automatically wakes up and measures tem-

perature at user-programmable intervals from

1 to 255 minutes

Logs up to 2048 consecutive temperature

measurements in protected nonvolatile (NV)

memory

Records a long-term temperature histogram

with 2.0擄C resolution

Programmable temperature-high and tem-

perature-low alarm trip points

Records up to 24 time stamps and durations

when temperature leaves the range specified

by the trip points

512 bytes of general-purpose read/write NV

memory

Typical lifetime more than 9 years

Communicates to host with a single digital

signal at 14.1kbits or 125kbits per second

using 1-Wire

廬

protocol

摟

Durable stainless steel case engraved with

registration number withstands harsh envi-

ronments

Easily affixed with self-stick adhesive back-

ing, latched by its flange, or locked with a

ring pressed onto its rim

Presence detector acknowledges when reader

first applies voltage

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 (application pending)

F5 MICROCAN

5.89

0.36

0.51

漏 1993

16.25

YYWW REGISTERED

17.35

15C000FBC52B

GND

All dimensions are shown in millimeters.

COMMON iButton FEATURES

摟

Digital identification and information by

momentary contact

Unique, factory-lasered and tested 64-bit reg-

istration number (8-bit family code + 48-bit

serial number + 8-bit CRC tester) assures ab-

solute traceability because no two parts are

alike

Multidrop controller for 1-Wire net

Chip-based data carrier compactly stores

information

Data can be accessed while affixed to object

Button shape is self-aligning with cup-shaped

probes

ORDERING INFORMATION

DS1921L-F51

DS1921L-F52

DS1921L-F53

DS1921L-F50

-10擄C to +85擄C

-20擄C to +85擄C

-30擄C to +85擄C

-40擄C to +85擄C

F5 iButton

廬

F5 iButton

EXAMPLES OF ACCESSORIES

DS9096P

DS9101

DS9093RA

DS9093A

DS9092

Self-Stick Adhesive Pad

Multi-Purpose Clip

Mounting Lock Ring

Snap-In Fob

iButton Probe

摟

1-Wire, Microcan, and iButton are registered trademarks of Dallas Semiconductor

*See ELECTRICAL CHARACTERISTICS table for details.

1 of 40

022703

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DS1921L-F5X Datasheet

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