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Maxim > Products > iButton® Devices > iButtons

iButton Products: iButtons



ID Only
iButton DS1990A - 64 Bit ID
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Memory
 
NV RAM
iButton DS1992L - 1kb NV RAM
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iButton DS1993L - 4kb NV RAM
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iButton DS1995L - 16kb NV RAM
Overview         QuickView Data Sheet         Buy Online
iButton DS1996L - 64kb NV RAM
Overview         QuickView Data Sheet         Buy Online
 
EPROM
iButton DS1982 - 1kb Add-Only iButton
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iButton DS1985 - 16kb Add-Only iButton
Overview         QuickView Data Sheet         Buy Online
iButton DS1986 - 64kb Add-Only iButton
Overview         QuickView Data Sheet         Buy Online
 
UniqueWare
iButton DS1982U - UniqueWare iButton
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iButton DS1985U - UniqueWare iButton
Overview         QuickView Data Sheet         Buy Online
 
EEPROM
iButton DS1971 - 256-Bit EEPROM iButton
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iButton DS1972 - 1024-Bit EEPROM iButton
Overview         QuickView Data Sheet          Buy Online
iButton DS1973 - 4kb EEPROM iButton
Overview         QuickView Data Sheet          Buy Online
iButton DS1977 - 32kB EEPROM iButton
Overview         QuickView Data Sheet         Buy Online
 

Real-Time Clock
iButton DS1904 - RTC iButton
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iButton DS1994L - 4kb NV RAM Plus Time iButton
Overview         QuickView Data Sheet         Buy Online
 

Secure
 
Password Protected Memory
iButton DS1991 - MultiKey iButton
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iButton DS1977 - 32kB EEPROM iButton
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Monetary with SHA1 Challenge Response Algorithm
iButton DS1961S - 1kb EEPROM SHA iButton
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iButton DS1963S - 4kb NVRAM SHA iButton
Overview         QuickView Data Sheet         Buy Online
 

Sensor
 
Temperature Only
iButton DS1920 - Temperature iButton
Overview         QuickView Data Sheet         Buy Online
 

Data Logger
 
Generic Data Logger
Data Logger DS2422 - 8kB Datalog Memory
Overview         QuickView Data Sheet         Buy Online
 
Temperature Loggers
iButton DS1921L - Looking for the DS1921L?
iButton DS1921G - Thermochron® iButton -40°C to 85°C
Overview         QuickView Data Sheet         Buy Online
iButton DS1921H - High Resolution Thermochron - (Human Temp. Range)
Overview         QuickView Data Sheet         Buy Online
iButton DS1921Z - High Resolution Thermochron - (Freezing Temp. Range)
Overview         QuickView Data Sheet         Buy Online
 
High Capacity Temperature Loggers
iButton DS1922L - 8kB Datalog Memory with -40°C to 85°C Range
Overview         QuickView Data Sheet         Buy Online
iButton DS1922T - 8kB Datalog Memory with 0°C to 125°C Range
Overview         QuickView Data Sheet         Buy Online
iButton DS1922E - 8kB Datalog Memory with 15°C to 140°C Range
Overview         QuickView Data Sheet         Buy Online
Data Logger DS2422 - 8kB Datalog Memory with -40° to 85°C Range
Overview         QuickView Data Sheet         Buy Online
 
Humidity Logger
iButton DS1923 - Humidity and Temperature Logger: 0 to 100% RH and -20°C to 85°C
Overview         QuickView Data Sheet         Buy Online
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