MK48T87B The ST MK48T87B is a battery-powered RAM IC used for storing BIOS values and maintaining real-time clock functionality. It features RoHS3 compliance and an MSL 1 rating.
Mfr Part #:

MK48T87B

Available from 1 distributors
Mfr Name: STMicroelectronics
STMicroelectronics
The ST MK48T87B is a battery-powered RAM IC used for storing BIOS values and maintaining real-time clock functionality. It features RoHS3 compliance and an MSL 1 rating.
✓ Total Stock: 74 pcs
$ Price Range: $10.03

MK48T87B Available from 1 distributor

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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74 pcs
74 pcs On Request 1 On Request On Request On Request On Request On Request

MK48T87B Specifications Quick View

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MK48T87B Description

Short technical summary and product information.

The MK48T87B from ST is a battery-powered RAM integrated circuit designed to store essential BIOS values and ensure the continuous operation of the real-time clock, even when the computer is powered off.

 

This memory IC is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1, indicating unlimited shelf life under recommended storage conditions. Its primary function is to provide non-volatile storage for system configuration data and timekeeping.

 

Applications for the MK48T87B include embedded systems and older computer architectures where maintaining system settings and accurate time is critical. Its reliable performance ensures that BIOS parameters and the real-time clock remain functional over extended periods without external power.

 

This component is suitable for designs requiring persistent data storage for system configuration and timekeeping functions. Its compliance and low MSL rating simplify integration into various manufacturing processes.

MK48T87B Quick Information

Product Type: Memory IC
Canonical Name: MK48T87B
Subcategory: Memory

MK48T87B Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MK48T87B Estimated Pricing

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1+ $10.03 $10.03

Estimated market price range - modelled values for guidance only, not live distributor offers.

MK48T87B Features

  • Battery-powered RAM with real-time clock storage.
  • Stores BIOS values for system operation.
  • Designed for use in vintage computing devices.
  • Compatible with Atari Falcon systems.
  • Provides reliable memory backup during power loss.

MK48T87B Applications

  • Essential for system BIOS data retention.
  • Maintains accurate timekeeping functions.
  • Used in embedded computing systems.
  • Suitable for legacy computer architectures.

MK48T87B FAQs

4 frequently asked questions generated from this part’s specifications.
What is the RoHS status of the MK48T87B?

The MK48T87B is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the MK48T87B?

The Moisture Sensitivity Level (MSL) for the MK48T87B is 1 Unlimited.

What is the REACH status of the MK48T87B?

The MK48T87B is REACH Unaffected.

What is the primary function of the MK48T87B?

The MK48T87B is a battery-powered RAM IC that stores BIOS values and ensures the real-time clock keeps running when the computer is turned off.

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