DS2438Z

Smart Battery Monitor, 8-SOIC, unique 64-bit serial number, 1-Wire interface

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Price:: US $2.34~2.54 / piece [Get Latest Price]

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	US $2.34~2.54

PartNumber:: DS2438Z

Brand:: Maxim Integrated Products - Maxim | Pack: SOP | D/C: 07+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2011-10-06

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Product Summary

The DS2438Z is a Smart Battery Monitor. It provides several functions that are desirable to carry in a battery pack. Used in conjunction with a microcontroller in the host system, the DS2438Z provides a complete smart battery pack solution that is fully chemistry-independent. The applications of the DS2438Z are portable computers, portable/cellular phones, consumer electronics, and handheld instrumentation.

Parametrics

DS2438Z absolute maximum ratings: (1)Voltage on VDD and VAD, Relative to Ground:-0.3V to + 12V; (2)Voltage on VSENS+, VSENS-, Relative to Ground:＜±300 mV; (3)Voltage on Any Pin Relative to Ground:-0.3V to + 7.0V; (4)Operating Temperature:-40℃ to +85℃; (5)Storage Temperature:-55℃ to +125℃.

Features

DS2438Z features: (1)Unique 1-Wire interface requires only one; (2)port pin for communication; (3)Provides unique 64-bit serial number to battery packs; (4)Eliminates thermistors by sensing battery temperature on-chip; (5)On-board A/D converter allows monitoring of battery voltage for end-of-charge and end-of-discharge determination; (6)On-board integrated current accumulator facilitates fuel gauging; (7)Elapsed time meter in binary format; (8)40-byte nonvolatile user memory available for storage of battery-specific data; (9)Operating range -40℃ to +85℃.