Manufacturer Part Number
DS1337S+T&R
Manufacturer
Maxim Integrated
Introduction
The DS1337 is a highly integrated real-time clock (RTC) that provides time, calendar, and alarm functions in a small 8-pin package.
Product Features and Performance
Fully automatic calendar operation up to 2100, including leap year correction
24-hour or 12-hour format with AM/PM indicator
Programmable square-wave output
Programmable time-of-day and date alarms
Built-in power-fail detect and switchover circuitry
Product Advantages
Compact 8-pin SOIC package
Wide operating voltage range of 1.8V to 5.5V
Low power consumption of only 0.6 μA in backup mode
Highly accurate time-keeping with minimal drift
Key Technical Parameters
Operating voltage range: 1.8V to 5.5V
Operating temperature range: -40°C to +85°C
Time-keeping accuracy: ±2 ppm from 0°C to +40°C
Backup current: 0.6 μA typical
Quality and Safety Features
RoHS3 compliant
Tape and reel packaging for surface mount assembly
Compatibility
The DS1337 is compatible with a wide range of microcontrollers and digital systems that support the I2C communication protocol.
Application Areas
Portable devices
Industrial automation
Embedded systems
Telecommunications equipment
Product Lifecycle
The DS1337 is an active product and is not nearing discontinuation. Replacement or upgrade options are available from Maxim Integrated.
Key Reasons to Choose This Product
Highly integrated real-time clock with advanced features
Compact and low-power design for space-constrained applications
Wide operating voltage and temperature range for versatile use
Accurate time-keeping with minimal drift
RoHS3 compliance for environmental safety