Manufacturer Part Number
DS3232SN#
Manufacturer
Analog Devices
Introduction
Highly accurate I2C RTC with integrated crystal and SRAM
Product Features and Performance
Alarm function
Leap year compensation
Square wave output
Incorporates temperature-compensated crystal oscillator (TCXO)
236 bytes of user-accessible SRAM
Supports both 12 and 24-hour time formats
Date format includes year, month, day and day-of-week
Low-power consumption
Product Advantages
High precision timekeeping
Stable performance across varied temperatures
Integrated crystal reduces external component count
Key Technical Parameters
Memory Size: 236B
Time Format: HH:MM:SS (12/24hr)
Date Format: YY-MM-DD-dd
I2C, 2-Wire Serial interface
Supply Voltage Range: 2.3V ~ 5.5V
Battery Voltage Range: 2.3V ~ 5.5V
Timekeeping Current: 120µA ~ 160µA
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Robust operation in extreme temperatures
Reliable timekeeping with integrated TCXO
Compatibility
I2C compatible interface
Standard 20-SOIC surface mount package
Application Areas
Consumer electronics
Industrial systems
Embedded systems
Networking equipment
Product Lifecycle
Active status
Replacement or upgrades potentially available due to continued active status
Reasons to Choose This Product
Highly integrated with built-in crystal for reduced design complexity
Suitable for battery-powered applications due to low current consumption
Extensive temperature range catering to industrial applications
Easy to interface with majority of microcontrollers due to I2C support
Ample user-accessible memory for additional data storage needs
Dedicated alarm function for time-critical applications
Built-in leap year correction ensuring long-term accuracy
Simple design integration with surface mount package format