DS1995 datasheet(1/2 Pages) MAXIM

Part #	DS1995

Description	16Kb Memory iButton

PDF	2 Pages

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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SPECIAL FEATURES

 16384 bits of read/write nonvolatile memory

 256-bit scratchpad ensures integrity of data

transfer

 Overdrive mode boosts communication to 142

kbits per second

 Memory partitioned into 256-bit pages for

packetizing data

 Data integrity assured with strict read/write

protocols

 Operating temperature range from -40

C to

+70

C

 Over 10 years of data retention

COMMON iButton FEATURES

 Unique, factory-lasered and tested 64-bit

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

serial number + 8-bit CRC tester) assures

absolute traceability because no two parts are

alike

 Multidrop controller for MicroLAN

 Digital identification and information by

momentary contact

 Chip-based data carrier compactly stores

information

 Data can be accessed while affixed to object

 Economically communicates to bus master

with a single digital signal at 16.3 kbits per

second

 Standard 16 mm diameter and 1-Wire®

protocol ensure compatibility with iButton

family

 Button shape is self-aligning with cup-shaped

probes

 Durable stainless steel case engraved with

registration number withstands harsh

environments

 Easily affixed with self-stick adhesive backing,

latched by its flange, or locked with a ring

pressed onto its rim

 Presence detector acknowledges when reader

first applies voltage

F5 MICROCAN

DATA

GROUND

0.51

5.89

16.25

17.35

D0

0A

000000FBC52B

1-Wire



All dimensions are show

n in millimeters.

ORDERING INFORMATION

PART

TEMP RANGE

PIN-

PACKAGE

DS1995L-F5+

-40

C to +70C

F5 MicroCan

+Denotes a lead(Pb)-free/RoHS-compliant package.

EXAMPLES OF ACCESSORIES

DS9096P

Self-Stick Adhesive Pad

DS9101

Multi-Purpose Clip

DS9093RA

Mounting Lock Ring

DS9093F

Snap-In Fob

DS9092

iButton Probe

iButton DESCRIPTION

The DS1995 Memory iButton operates nearly

identically to the DS1996. The main differences

are: 16 Kbits of memory organized as 64 pages of

32 bytes and a family code of 0A hexadecimal. For

further details, refer to the DS1996 data sheet.

DS1995

16Kb Memory iButton

iButton and 1-Wire are registered trademarks of Maxim Integrated Products, Inc.

19-4895; Rev 8/09

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