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Active: In Production.

Description

FULL DATA SHEET (PDF, 96kB) Download   E-Mail The DS28CM00 is a low-cost, electronic registration number to provide an absolutely unique identity that can be determined with the industry standard I²C and SMBus™ interface. The registration number is a factory-lasered, 64-bit ROM that includes a unique 48-bit serial number, an 8-bit CRC, and an 8-bit family code (70h). In SMBus mode, the DS28CM00 resets its communication interface if it detects a bus fault condition.

An evaluation kit is available:  DS28CM00EVKIT  

Key Features		Applications/Uses
Unique, Factory-Lasered and Tested 64-bit Registration Number (8-bit Family Code + 48-bit Serial Number + 8-bit CRC) SMBus-Compatible I²C Serial Interface Supports 100kHz and 400kHz Communication Speeds 5V Tolerant Interface Pins Operating Range: 1.8V ±10% to 5V ±5%, -40°C to +85°C 5-Pin SOT23 Package		Accessory and Peripheral Identification Equipment Registration and License Management Network Node Identification Printed Circuit Board Unique Serialization

Key Specifications:  Mixed Signal Memory Devices
Part Number	Memory Type	Memory Size	Bus Type	Features	VCC (V)	Package/Pins	Smallest Available Pckg. (mm2)	Price
							max w/pins	See Notes
DS28CM00	ROM	64 bits	I2C/SMBus	Customizable ROM Serial Number	1.8 to 5.0	SOT/5	9	$0.56 @1k
See All Mixed Signal Memory Devices (3)

Diagram

Typical Operating Circuit

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2006-07-27
This page last modified: 2009-09-04