Diodes Incorporated
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PT7C4363B (Obsolete)

Real Time Clock (I2C)

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Description

The PT7C4363B serial real-time clock is a low-power clock/calendar with a programmable square-wave output.

Feature(s)

  • Supports High-ESR Crystals Up To 100kΩ
  • Using external 32.768kHz quartz crystal 
  • Supports I2C-Bus's high speed mode (400 kHz) 
  • Includes time (Hour/Minute/Second) and calendar (Year/Month/Date/Day) counter functions (BCD code)
  • Programmable square wave output signal

Application(s)

  • Networking switch
  • Smart home appliance

Product Specifications

Product Parameters

Alarm Interrupt 1
Battery Backup 0
Clock Calibration 0
Compliance(Only Automotive supports PPAP) Standard
Interface I2C
NV Ram N/A
Time Display 24

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2651 2023-11-13 2023-11-13 Qualified Additional Fab Source, Assembly Test Sites, Die Revision, BOM, Datasheet, Tape and Reel Packing Quantity.
PCN-2642 2023-09-05 2024-03-05 Device End of Life (EOL)
PCN-2510 2021-02-26 2021-05-26 Qualified Additional A/T Sites, Fab Site and Data Sheet Change

FAQs

Related Application FAQs