FEATURES
1128 Bits of 5V EEPROM Memory
Partitioned Into Four Pages of 256 Bits, a
64-Bit Write-Only Secret, and Up to Five
General-Purpose Read/Write Registers
On-Chip 512-Bit ISO/IEC 10118-3 SHA-1
Engine to Compute 160-Bit Message
Authentication Codes (MACs) and to
Generate Secrets
Write Access Requires Knowledge of the
Secret and the Capability of Computing and
Transmitting a 160-Bit MAC as
Authorization
Secret and Data Memory Can Be Write
Protected (All or Page 0 Only) or Put in
EPROM-Emulation Mode (“Write to 0”,
Page 1)
Unique, Factory-Lasered and Tested 64-Bit
Registration Number Assures Absolute
Traceability Because No Two Parts Are Alike
Built-In Multidrop Controller Ensures
Compatibility with Other 1-Wire® Net
Products
Reduces Control, Address, Data, and Power
to a Single Data Pin
Directly Connects to a Single Port Pin of a
Microprocessor and Communicates at Up to
15.3kbps
Overdrive Mode Boosts Communication
Speed to 90.9kbps
Low-Cost 6-Lead TSOC Surface-Mount
Package or Solder-Bumped UCSP™ Package
Reads and Writes Over a Wide Voltage
Range of 2.8V to 5.25V from -40°C to +85°C
供应1Kb保护1-Wire EEPROM储存DS2432P+
供应1Kb保护1-Wire EEPROM储存DS2432P+
供应1Kb保护1-Wire EEPROM储存DS2432P+
供应1Kb保护1-Wire EEPROM储存DS2432P+