iButtons

For information regarding Temperature and Humidity Data Loggers, please visit our Thermochron Page.

	DS1920-F5 - iButton Thermometer by Dallas Semiconductor The DS1920 provides direct-to-digital 9-bit temperature readings over a range of -55°C to +100°C in 0.5° increments. The iButton communicates with a processor using the 1-Wire protocol through a hardware port interface. For detailed product information, please click here. As low as:$3.31 Multiple models are available...please see product details for current availability.
	DS1971 - 256 bit EEPROM iButton by Dallas Semiconductor The DS1971 has 256 bits of EEPROM that can store information about the product to which it is attached. The iButton form factor and 1-Wire interface make the information easily and quickly accessible with minimal hardware. For detailed product information, please click here. As low as:$2.01 Multiple models are available...please see product details for current availability.
	DS1977-F5 - Password-Protected 32kB EEPROM iButton by Dallas Semiconductor The DS1977 is a 32kB EEPROM in a rugged iButton enclosure. For detailed product information, please click here. As low as:$8.94 Multiple models are available...please see product details for current availability.
	DS1982 - 1 kbit Add-Only iButton by Dallas Semiconductor The DS1982's particular feature is 1kbit user-programmable EPROM. The EPROM may be programmed multiple times in incremental add-ons that change individual bits from 1 to 0; alternatively, the entire 1kbit can be programmed at once, then write protected. For detailed product information, please click here. As low as:$1.71 Multiple models are available...please see product details for current availability.
	DS1990A - Serial Number iButton by Dallas Semiconductor The DS1990A Serial Number iButton is a rugged data carrier that acts as an electronic registration number for automatic identification. For detailed product information, please click here. As low as:$1.26 Multiple models are available...please see product details for current availability.
	DS1990R - Serial Number iButton with Presence Detector by Dallas Semiconductor The DS1990R Serial Number iButton is a rugged data carrier that serves as an electronic registration number for automatic identification. The DS1990R guarantees presence pulse on contact. For detailed product information, please click here. As low as:$1.43 Multiple models are available...please see product details for current availability.
	DS1992L-F5 / DS1992L-F5+ - 1kb Memory iButton by Dallas Semiconductor The DS1992 memory iButton is a rugged read/write data carrier that acts as a localized database, easily accessible with minimal hardware. For detailed product information, please click here. As low as:$4.25 Multiple models are available...please see product details for current availability.
	DS1993L-F5 / DS1993L-F5+ - 4kb Memory iButton by Dallas Semiconductor The DS1993 memory iButton is a rugged read/write data carrier that acts as a localized database, easily accessible with minimal hardware. For detailed product information, please click here. As low as:$4.98 Multiple models are available...please see product details for current availability.
	DS1994L-F5 / DS1994L-F5+ - 4kb Plus Time Memory iButton by Dallas Semiconductor The DS1994 Memory iButton is a rugged read/write data carrier that also includes time-keeping functions, a real-time clock/calendar, interval timer, cycle counter, and programmable interrupts in addition to the nonvolatile memory. For detailed product information, please click here. As low as:$11.13 Multiple models are available...please see product details for current availability.
	DS1996L-F5 / DS1996L-F5+ - 64 kbit Memory iButton by Dallas Semiconductor The DS1996 is a portable data carrier that can store up to 64kbits in nonvolatile memory. It communicates with a processor using the 1-Wire protocol through a hardware port interface. For detailed product information, please click here. As low as:$7.43 Multiple models are available...please see product details for current availability.