Manufacturer Part Number
DS1338Z-33+T&R
Manufacturer
Analog Devices
Introduction
The DS1338Z-33+T&R is a highly integrated real-time clock/calendar device optimized for low power consumption and accurate timekeeping.
Product Features and Performance
Real-time clock/calendar functionality
Leap year compensation
NVSRAM for data storage
Square wave output for external components
I2C, 2-Wire Serial interface
Operates over a wide voltage range (3V ~ 5.5V)
Low timekeeping current (125µA ~ 200µA)
Product Advantages
High integration reduces component count
Battery backup capability ensures timekeeping during power interruptions
Low power consumption extends battery life
Robust storage in NVSRAM
Key Technical Parameters
Memory Size: 56B
Time Format: HH:MM:SS (12/24 hr)
Date Format: YY-MM-DD-dd
Voltage Supply: 3V ~ 5.5V
Voltage Supply, Battery: 1.3V ~ 3.7V
Current Timekeeping: 125µA ~ 200µA @ 3.63V ~ 5.5V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Reliable operation in extreme temperatures ranging from -40°C to 85°C
Compatibility
Compatible with devices requiring I2C 2-wire serial interface
Application Areas
Consumer electronics
Embedded systems
Industrial timing controls
Portable devices
Product Lifecycle
Status: Active
Not nearing discontinuation and replacements or upgrades available
Several Key Reasons to Choose This Product
High accuracy and reliability in timekeeping
Versatility in power and interfacing options
Compact 8-SOIC package suitable for space-constrained applications
Enhanced durability and long operational lifespan
Ongoing product support and availability