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參數(shù)資料
| 型號： | DS1990 |
| 英文描述： | Serial Number iButton |
| 中文描述： | 序列號iButton |
| 文件頁數(shù)： | 1/10頁 |
| 文件大?。?/td> | 151K |
| 代理商： | DS1990 |
1 of 10
081999
DS1990A SPECIAL FEATURES
§
Upgrade of DS1990 allows multiple Serial
Number iButtons to reside on a common bus
§
Unique 48–bit serial number
§
Low-cost electronic key for access control
§
8-bit CRC for checking data integrity
§
Can be read in less than 5 ms
§
Operating temperature range of -40
°
C to
+85
°
C
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 by momentary contact
§
Chip-based data carrier compactly stores
information
§
Data can be accessed while affixed to an
object
§
Economically communicates to bus master
with a single digital signal at 16.3k bits per
second
§
Standard 16 mm diameter and 1-Wire
TM
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
§
Meets UL#913 (4th Edit.); Intrinsically Safe
Apparatus, Approved under Entity Concept
for use in Class 1, Division 1, Group A, B, C
and D locations
F3 MICROCAN
TM
F5 MICROCAN
TM
All dimensions shown in millimeters
ORDERING INFORMATION
DS1990A-F3
DS1990A-F5
F3 MicroCan
F5 MicroCan
EXAMPLES OF ACCESSORIES
DS9096P
DS9101
DS9093RA
DS9093F
DS9092
Self-Stick Adhesive Pad
Multi-Purpose Clip
Mounting Lock Ring
Snap-In Fob
iButton Probe
DS1990A
Serial Number iButton
TM
www.dalsemi.com
DATA
GROUND
0.36
0.51
3.10
c
1993
YYWW REGISTERED RR
66
01
000000FBC52B
16.25
17.35
DATA
GROUND
0.36
0.51
5.89
c
1993
YYWW REGISTERED RR
E6
000000FBD8B3
01
16.25
17.35
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DS1990A | Serial Number iButton |
| DS1990A-F5 | Serial Number iButton |
| DS1994L-F5 | 4kb Plus Time Memory iButton |
| DS1994 | 4kb Plus Time Memory iButton |
| DS1995 | 16-kbit Memory iButton |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1990A | 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Serial Number iButton |
| DS1990A+F3 | 制造商:Maxim Integrated Products 功能描述:SERL NUMBER IBTN 2PIN F3 MICROCAN - Rail/Tube |
| DS1990A-F3 | 功能描述:序列號注冊 RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度: 電源電壓-最大: 電源電壓-最小: 最大工作溫度: 最小工作溫度: 安裝風(fēng)格: 封裝 / 箱體: |
| DS1990A-F3# | 功能描述:序列號注冊 RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度: 電源電壓-最大: 電源電壓-最小: 最大工作溫度: 最小工作溫度: 安裝風(fēng)格: 封裝 / 箱體: |
| DS1990A-F3/C00+ | 功能描述:序列號注冊 RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線寬度: 電源電壓-最大: 電源電壓-最小: 最大工作溫度: 最小工作溫度: 安裝風(fēng)格: 封裝 / 箱體: |
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