PT7C4337BWEX

Real Time Clock Overview

The PT7C4337BWEX is a Real-Time Clock (RTC) integrated circuit manufactured by Diodes Incorporated. It features an I2C and 2-Wire Serial bus interface for communication. The device supports date formats of YY-MM-DD-dd and time formats of HH:MM:SS in both 12-hour and 24-hour modes. It operates within a supply voltage range of 1.8 V to 5.5 V and functions at temperatures between -40°C and +85°C. The component is housed in an 8-SOIC package with a width of 0.154 inches (3.90mm).

Real Time Clock Feature Summary

• Supports standard I2C and 2-Wire Serial bus interfaces for system connectivity.
• Provides accurate timekeeping with configurable 12-hour or 24-hour time formats.
• Includes calendar functionality tracking year, month, day, and leap years.

Real Time Clock Applications

• General purpose clock/calendar systems requiring low power consumption.
• Industrial equipment needing reliable time-stamping across wide temperature ranges.
• Consumer electronics utilizing I2C-based microcontroller architectures.

Real Time Clock Procurement Notes

Verify the specific suffix 'WEX' against official Diodes Incorporated documentation to confirm tape-and-reel packaging specifications. Ensure compatibility with the target PCB footprint for the 8-SOIC package. Confirm RoHS compliance status through the manufacturer's current certification documents prior to final procurement decisions.

Real Time Clock Selection Notes

Select this component when an I2C-compatible RTC is required for designs operating between 1.8V and 5.5V. Consider the -40°C to +85°C industrial temperature rating for environments exceeding consumer grade limits. Verify that the 8-SOIC package dimensions fit within the mechanical constraints of the target application board design.

Real Time Clock Part Context

This part belongs to the PT7C4337 series of real-time clocks from Diodes Incorporated. The series offers various package options including SOIC and TSSOP variants. These ICs are designed to provide precise timekeeping and calendar data to host processors via standard serial interfaces, serving as a critical timing reference in embedded systems.

Real Time Clock Replacement Considerations

PT7C4337AWEX

Real Time Clock FAQ

What bus interfaces does the PT7C4337BWEX support?

The device supports both I2C and 2-Wire Serial bus interfaces for communication with the host processor.

Does the PT7C4337BWEX include leap year correction?

Yes, the integrated circuit includes automatic leap year compensation up to the year 2099.