Manufacturer Part Number
DS1338Z-18+T&R
Manufacturer
analog-devices
Introduction
The DS1338Z-18+T&R is a Clock/Calendar type real-time clock from Analog Devices, packaged in a Tape & Reel and designed for timekeeping applications with a variety of added features.
Product Features and Performance
Clock/Calendar functionality provides time tracking in hours, minutes, and seconds
Supports both 12 and 24-hour formats
Leap Year compensation
Incorporated NVSRAM for data storage
Offers Square Wave Output
Interface through I2C, 2-Wire Serial
Product Advantages
Highly compatible I2C interface
Expanded voltage supply range from 1.71V to 5.5V
Low timekeeping voltage from 1.3V to 3.7V
Minimal current requirement for timekeeping (100µA @ 1.89V)
Key Technical Parameters
Memory Size: 56B
Time Format: HH:MM:SS (12/24 hr)
Date Format: YY-MM-DD-dd
Voltage Supply: 1.71V ~ 5.5V
Voltage Supply, Battery: 1.3V ~ 3.7V
Current Timekeeping (Max): 100µA @ 1.89V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Operates effectively within a wide temperature range from -40°C to 85°C
Compatibility
Mounting Type: Surface Mount
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Application Areas
Suitable for embedded systems, consumer electronics, office automation, and data communication systems.
Product Lifecycle
Status: Active
Not reported as nearing discontinuation, ensuring availability for ongoing and new designs.
Several Key Reasons to Choose This Product
Versatile power supply compatibility ensuring suitability for various applications.
Low power consumption maximizes efficiency in battery-powered devices.
Reliable data storage with onboard NVSRAM.
Comprehensive time format and Leap Year feature to ensure precise timekeeping.
Durable and operational in extreme temperature conditions, enhancing reliability.