Maxim Integrated DS28EC20P+T, 20kbit EEPROM Memory Chip 6-Pin TSOC 1-Wire, Память

20480 Bits of Nonvolatile (NV) EEPROM Partitioned into Eighty 256-Bit Pages
Individual 8-Page Groups of Memory Pages (Blocks) can be Permanently Write Protected or Put in OTP EPROM-Emulation Mode ("Write to 0")
Read and Write Access Highly Backward-Compatible to Legacy Devices (e.g., DS2433)
256-Bit Scratchpad with Strict Read/Write Protocols Ensures Integrity of Data Transfer
200k Write/Erase Cycle Endurance at +25°C
Unique Factory-Programmed 64-Bit Registration Number Ensures Error-Free Device Selection and Absolute Part Identity
Switchpoint Hysteresis and Filtering to Optimize Performance in the Presence of Noise
Communicates to Host at 15.4kbps or 90kbps Using 1-Wire Protocol
Low-Cost TO-92 Package
Operating Range: 4V to 5.25V, -40°C to +85°C
Operating Range: 3.135V to3.465V, 0°C to +70°C (Standard Speed only)
ESD Protection (±8kV Contact, ±15kV Air, Typical) for I/O Pin
Applications
Card/Module Identification in Rack-Based Systems
Device Authentication
IEEE 1451.4 Sensors
Ink and Toner Cartridge ID
Medical and Industrial Sensor Identification/Calibration
PCB Identification
Smart Cable

Datasheet - DS28EC20P+T