参数资料
型号: DS1921Z-F5#
厂商: Maxim Integrated
文件页数: 4/45页
文件大小: 0K
描述: IBUTTON THERMOCHRON F5
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
RoHS指令信息: IButton RoHS Compliance Plan
标准包装: 8
系列: iButton®
存储容量: 512B
存储器类型: NVSRAM(非易失 SRAM)
产品目录页面: 1431 (CN2011-ZH PDF)
DS1921H/Z
HIERARCHICAL STRUCTURE FOR 1-Wire PROTOCOL Figure 2
Bus
Master
Command
Level:
1-Wire net
DS1921
Available
Commands:
Other
Devices
Cmd. Data Field
Codes: Affected:
1-Wire ROM Function
Commands
DS1921-Specific
Memory/Control
Function Commands
Read ROM
Match ROM
Search ROM
Skip ROM
Overdrive Skip
Overdrive Match
Conditional Search
ROM
Write Scratchpad
Read Scratchpad
Copy Scratchpad
Read Memory
Read Memory w/CRC
Clear Memory
Convert Temperature
33h
55h
F0h
CCh
3Ch
69h
ECh
0Fh
AAh
55h
F0h
A5h
3Ch
44h
64-bit Reg. #
64-bit Reg. #
64-bit Reg. #
N/A
OD-Flag
64-bit Reg. #, OD-Flag
64-bit Reg. #, Cond. Search settings,
device status
256-bit scratchpad, flags
256-bit scratchpad
4096-bit SRAM, registers, flags
All memory
All memory
Mission Time Stamp, Mission Samples
Counter, Start Delay, Sample
Rate, Alarm Time Stamps and
Durations, Histogram Memory
Memory address 211h
64-BIT LASERED ROM Figure 3
MSB
LSB
8-Bit
CRC Code
12-Bit Temperature
Range Code
36-Bit Serial Number
8-Bit Family
Code (21h)
MSB
LSB
MSB
LSB
MSB
LSB
MSB
LSB
DEVICE
TEMP.
RANGE (°C)
RESOLUTION
( ° C)
TEMP. RANGE CODE
HEX.
EQUIVALENT
DS1921H-F5
DS1921Z-F5
+15 to +46
-5 to +26
0.125
0.125
0100
0011
1111
1011
0010
0010
4F2
3B2
4 of 45
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DS1921Z-F5# 功能描述:iButton Thermochron High Res iButton RoHS:否 存储类型:SRAM 存储容量:512 B 组织: 工作电源电压:3 V to 5.25 V 接口类型:1-Wire 最大工作温度:+ 85 C 尺寸:17.35 mm x 5.89 mm 封装 / 箱体:F5 MicroCan 制造商:Maxim Integrated
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