Manufacturer Part Number
DS1305E+
Manufacturer
Maxim Integrated
Introduction
The DS1305E+ is a real-time clock (RTC) integrated circuit (IC) with several advanced features, including alarm, leap year, non-volatile static RAM (NVSRAM), and a trickle-charger.
Product Features and Performance
Operates on a supply voltage of 2V to 5.5V
Provides time and date information in 12/24-hour format
Features 96 bytes of non-volatile memory
Includes an alarm function
Supports leap year
Integrates a trickle-charger
Maintains timekeeping accuracy even during power loss
Product Advantages
Versatile features for various applications
Low power consumption for extended battery life
Non-volatile memory for data retention
Alarm function for event triggering
Leap year support for calendar applications
Key Technical Parameters
Operating temperature range: 0°C to 70°C
Time-keeping current: 25.3μA to 81μA at 2V to 5V
Interface: SPI
Date format: YY-MM-DD-dd
Time format: HH:MM:SS (12/24 hour)
Quality and Safety Features
RoHS3 compliant
Packaged in a 20-TSSOP (0.173", 4.40mm width) surface mount package
Compatibility
The DS1305E+ is compatible with a wide range of electronic devices and systems that require accurate timekeeping and calendar functions.
Application Areas
Consumer electronics
Industrial automation
Telecommunications equipment
Medical devices
Automotive electronics
Product Lifecycle
The DS1305E+ is an active and widely-used product in Maxim Integrated's product portfolio. Replacements and upgrades may be available in the future.
Key Reasons to Choose This Product
Comprehensive set of features, including alarm, leap year, and NVSRAM
Low power consumption for extended battery life
Reliable non-volatile memory for data retention
Accurate timekeeping and calendar functions
Wide operating temperature range for versatile applications
RoHS3 compliance for environmental safety