Components
1-Wire Products
Memory (11 Products)
DS2401+
Silicon Serial Number
- Upgrade and drop-in replacement for DS2400
- Unique, factory-lasered and tested 64-bit registration number (8-bit family code + 48-bit serial number + 8-bit CRC tester); guaranteed no two parts alike
- Built-in multidrop controller ensures compatibility with other 1-Wire Net products
DS2406+
Dual Addressable Switch Plus 1Kb Memory
- Open drain PIO pins are controlled and their logic level can be determined over 1-Wire bus for closed-loop control
- Replaces and is fully compatible with DS2407 but no user-programmable power-on settings and no Hidden Mode
- PIO channel A sink capability of 50mA at 0.4V with soft turn-on; channel B 8mA at 0.4V
DS2406P+
Dual Addressable Switch Plus 1Kb Memory
- Open drain PIO pins are controlled and their logic level can be determined over 1-Wire bus for closed-loop control
- Replaces and is fully compatible with DS2407 but no user-programmable power-on settings and no Hidden Mode
- PIO channel A sink capability of 50mA at 0.4V with soft turn-on; channel B 8mA at 0.4V
DS2408S+
1-Wire 8-Channel Addressable Switch
- Eight Channels of Programmable I/O with Open-Drain Outputs
- On-Resistance of PIO Pulldown Transistor 100 ohm (max); Off-Resistance 10M ohm (typ)
- Individual Activity Latches Capture Asynchronous State Changes at PIO Inputs for Interrogation by the Bus Master Data-Strobe Output to Synchronize PIO Logic States to External Read/Write Circuitry
DS2411P+
Silicon Serial Number with Vcc Input
- Unique, Factory-Lasered and Tested 64-Bit Registration Number (8-Bit Family Code Plus 48-Bit Serial Number Plus 8-Bit CRC Tester); Guaranteed No Two Parts Alike
- Built-In Multidrop Controller Enables Multiple DS2411s to Reside on a Common 1-Wire® Network
- Multidrop Compatible with Other 1-Wire Products
DS2413P+
1-Wire Dual Channel Addressable Switch
- Open-Drain Programmable I/O Pins
- PIO Pins Support 20mA max Continuous Current Sink
- Supports 28V (max) PIO Pin Operating Voltage
DS2431+
1024-Bit 1-Wire EEPROM
- 1024 Bits of EEPROM Memory Partitioned Into Four Pages of 256 Bits
- Individual Memory Pages Can Be Permanently Write Protected or Put in EPROM-Emulation Mode ("Write to 0")
- Switchpoint Hysteresis and Filtering to Optimize Performance in the Presence of Noise
DS2431P+
1024-Bit 1-Wire EEPROM
- 1024 Bits of EEPROM Memory Partitioned Into Four Pages of 256 Bits
- Individual Memory Pages Can Be Permanently Write Protected or Put in EPROM-Emulation Mode ("Write to 0")
- Switchpoint Hysteresis and Filtering to Optimize Performance in the Presence of Noise
DS2502+
1Kb Add-Only Memory
- 1024 bits Electrically Programmable Read Only Memory (EPROM) communicates with the economy of one signal plus ground
- 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
- Built-in multidrop controller ensures compatibility with other MicroLAN products
DS2502P+
1Kb Add-Only Memory
- 1024 bits Electrically Programmable Read Only Memory (EPROM) communicates with the economy of one signal plus ground
- 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
- Built-in multidrop controller ensures compatibility with other MicroLAN products
DS2505P+
16Kb Add-Only Memory
- 16384 bits Electrically Programmable Read Only Memory (EPROM) communicates with the economy of one signal plus ground
- 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
- Built-in multidrop controller ensures compatibility with other 1-Wire Net products
Temperature Sensors (2 Products)
DS18B20+
1-Wire Digital Thermometer
- Unique 1-Wire® Interface Requires Only One Port Pin for Communication
- Each Device has a Unique 64-Bit Serial Code Stored in an On-Board ROM
- Multidrop Capability Simplifies Distributed Temperature-Sensing Applications
DS18S20+
1-Wire Digital Thermometer
- Unique 1-Wire® Interface Requires Only One Port Pin for Communication
- Each Device has a Unique 64-Bit Serial Code Stored in an On-Board ROM
- Multidrop Capability Simplifies Distributed Temperature Sensing Applications
Temporarily out of stock
Interfaces (1 Product)
DS2480B+
Serial 1-Wire Line Driver w. Load Sensor
- Universal, Common-Ground Serial Port to 1-Wire® Line Driver
- Works with All iButton® and 1-Wire Slave Devices
- Communicates at Standard and Overdrive 1-Wire speed and Serial Port Data Rates of 9600 (default), 19200, 57600, and 115200 bps
RTC (1 Product)
DS2417P+
1-Wire Time Chip With Interrupt
- Real-time clock (RTC) with fully compatible 1-Wire® MicroLAN interface
- Uses the same binary time/date representation as the DS2404 but with 1 second resolution
- Clock accuracy ±2 minutes per month at 25°C
Diverse (3 Products)
DS1302+
Trickle-Charge Timekeeping Chip
- Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100
- 31 x 8 Battery-Backed General-Purpose RAM
- Serial I/O for Minimum Pin Count
DS2438Z+
Smart Battery Monitor
- Unique 1-Wire® interface requires only one port pin for communication
- Provides unique 64-bit serial number
- Eliminates thermistors by sensing battery temperature on-chip
DS9503P+
ESD Protection Diode with Resistors
- Zener characteristic with voltage snap-back to protect against ESD hits
- High avalanche voltage, low leakage and low capacitance avoid signal attenuation
- Compatible to all 5V logic families
