UPD4992 The NEC UPD4992 is an 8-bit parallel I/O calendar clock IC operating at 32.768 kHz. It provides time and calendar data for microprocessor-based systems.
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UPD4992

Available from 1 distributors
Mfr Name: NEC
NEC
The NEC UPD4992 is an 8-bit parallel I/O calendar clock IC operating at 32.768 kHz. It provides time and calendar data for microprocessor-based systems.
✓ Total Stock: 1,731 pcs

UPD4992 Available from 1 distributor

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UPD4992 Specifications Quick View

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UPD4992 Description

Short technical summary and product information.

The NEC UPD4992 is a CMOS integrated circuit designed for microprocessor systems, providing 8-bit parallel time and calendar data. It operates at a standard frequency of 32.768 kHz, outputting year, month, day of the month, day of the week, hour, minute, and second data.

 

This real-time clock IC is housed in a PDSO20 package, suitable for surface mounting. Its preliminary data sheet indicates it is RoHS3 Compliant, with an MSL of 1 and REACH Unaffected status. The UPD4992 is designed to integrate seamlessly into systems requiring accurate timekeeping functions.

 

Key specifications include its 32.768 kHz operating frequency and its 8-bit parallel output interface. The device is intended for applications where precise time and date information is crucial for system operation and data logging.

UPD4992 Quick Information

Product Type: Real Time Clock
Series: UPD4992
Canonical Name: 8-Bit Parallel I/O Calendar Clock
Subcategory: Real Time Clock

UPD4992 Compliance

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

UPD4992 Features

  • 8-bit parallel I/O calendar clock.
  • Operates at 32.768 kHz frequency.
  • Outputs year, month, day, hour, minute, second.
  • CMOS integrated circuit technology.
  • PDSO20 package for surface mounting.

UPD4992 Applications

  • Microprocessor system timekeeping.
  • Data logging applications.
  • Embedded system clocks.
  • Calendar function integration.

UPD4992 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating frequency of the UPD4992?

The UPD4992 operates at a nominal frequency of 32.768 kHz.

What package type is the UPD4992 available in?

The UPD4992 is available in a PDSO20 package.

What is the RoHS status of the UPD4992?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the UPD4992?

The Moisture Sensitivity Level (MSL) is 1 Unlimited.

What is the REACH status for the UPD4992?

The REACH status is REACH Unaffected.

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