Rtc, I2C, Nsoic-8; Date Format:Day; Date; Month; Year; Clock Format:Hh:Mm:Ss; Clock Ic Type:Alarm Rtc; Supply Voltage Min:2.3V; Supply Voltage Max:5.5V; Clock Ic Case Style:Nsoic; No. Of Pins:8Pins; Ic Interface Type:I2C Rohs Compliant: Yes |Analog Devices DS3231MZ+

DS3231MZ+ – High-Precision I²C RTC Module – Analog Devices

The DS3231MZ+ from Analog Devices is an ultra-accurate real-time clock (RTC) IC designed for time-critical applications requiring minimal power consumption. Featuring integrated temperature compensation and battery backup support, this I²C-compatible module ensures reliable timekeeping even in extended power-off scenarios. PCX delivers this industry-leading component with guaranteed stock availability and expedited shipping.

Key Features

• ±2ppm Accuracy from -40°C to +85°C
• I²C Serial Interface for simplified integration
• Wide Voltage Range: 2.3V to 5.5V operation
• Low Timekeeping Current: 130µA–200µA (typ)
• Integrated Alarm & Square Wave Output
• Automatic Leap Year Compensation

Technical Specifications

This surface-mount RTC uses an 8-SOIC package (3.90mm width) with I²C serial communication. It maintains time in HH:MM:SS (12/24hr) and date in YY-MM-DD-dd formats with built-in registers for day/month/year. Operating across industrial temperatures (-40°C to 85°C), it supports battery voltages from 2.3V to 5.5V for uninterrupted timekeeping during main power loss. The device includes programmable alarms and a configurable square-wave generator.

Common Applications

• Industrial automation controllers
• Medical diagnostic equipment
• Data loggers & IoT sensors
• POS systems & kiosks
• Backup power management systems

About Analog Devices

Analog Devices (ADI) is a global leader in high-performance semiconductor solutions, renowned for precision analog and mixed-signal technologies. Their acquisition of Maxim Integrated further strengthened their portfolio in power management, sensor interfaces, and timing solutions.

ADI components are trusted in mission-critical industries including aerospace, healthcare, and telecommunications due to rigorous quality testing and extended product lifecycles. The DS3231 series exemplifies their commitment to innovation in timing accuracy and power efficiency.

About Real-Time Clocks (RTCs)

Real-Time Clocks are dedicated integrated circuits that track time and calendar information independently of a system’s main processor. They serve as the chronological backbone for devices requiring event scheduling, data timestamping, or wake/sleep cycles.

Modern RTCs like the DS3231MZ+ incorporate temperature-compensated crystal oscillators (TCXOs) to maintain accuracy despite environmental fluctuations. This is critical for applications where timing drift could cause operational failures or data integrity issues, such as industrial controls or medical devices.

Packaging Information

Available in protective Tube packaging for automated assembly processes. Contact PCX for reel quantity options and custom kitting services.

FAQs

Q: What is the typical accuracy of this RTC?
A: The DS3231MZ+ maintains ±2ppm accuracy across its full temperature range, equivalent to ±1 minute per year.

Q: Does it require an external crystal?
A: No, it features a temperature-compensated internal oscillator, eliminating external crystal components.

Q: Can it operate without a main power supply?
A: Yes, it seamlessly switches to backup battery power (2.3V–5.5V) during main power interruptions.

Q: Is this IC RoHS compliant?
A: Yes, the DS3231MZ+ meets all RoHS environmental standards.

Q: What communication protocol does it use?
A: It employs a standard I²C (2-wire serial) interface for microcontroller communication.

Q: How does temperature affect performance?
A: Built-in temperature compensation actively adjusts timing to counteract drift caused by thermal changes.

Datasheet & Support

Access the full DS3231MZ+ Datasheet on PCXCo.com. Our technical support team is available for design integration assistance.

Secure your supply of genuine Analog Devices RTCs! Order DS3231MZ+ from PCX today for same-day shipping and dedicated customer support.

Product images are representational. Refer to datasheet for exact specifications.