Manufacturer Part Number
DS1338U-33+T&R
Manufacturer
Analog Devices
Introduction
The DS1338U-33+T&R is a real-time clock/calendar component designed for applications requiring precise timekeeping and calendar functionality.
Product Features and Performance
Features leap year correction, NVSRAM for data storage, and square wave output
Provides clock and calendar functionality
HH:MM:SS (12/24 hr) time and YY-MM-DD-dd date format
I2C, 2-Wire Serial Interface for easy communication
Product Advantages
Low power consumption with a maximum current of 125µA to 200µA
Robust temperature range of -40°C ~ 85°C, suitable for various environments
Small package size (8-TSSOP, 8-MSOP) for compact designs
Key Technical Parameters
Memory Size: 56B
Voltage - Supply: 3V ~ 5.5V
Voltage - Supply, Battery: 1.3V ~ 3.7V
Current - Timekeeping (Max): 125µA ~ 200µA @ 3.63V ~ 5.5V
Quality and Safety Features
Operates reliably in extreme temperature conditions ranging from -40°C to 85°C
Compatibility
Surface mount technology for compatibility with broad range of PCB designs
Application Areas
Embedded systems, industrial timekeeping, consumer electronics, and telecommunications
Product Lifecycle
The product status is active, indicating regular manufacturing and availability
Several Key Reasons to Choose This Product
High precision timekeeping and calendar feature
Low power demands enhancing battery life in applications
Stable operation over a wide range of environmental conditions
Compact form factor suitable for space-sensitive applications
Easy integration with systems via I2C interface