Analog Devices Inc./Maxim Integrated

DS1391U-33+T&R  

Real Time Clocks ICs

DS1391U-33+T&R Description

The DS1391U-33+T&R is a high-performance, low-power Real-Time Clock (RTC) integrated circuit (IC) offered by Analog Devices Inc./Maxim Integrated. This device is designed to provide accurate timekeeping and calendar functionality in various electronic systems. With its versatile features and robust performance, the DS1391U-33+T&R is an ideal choice for applications requiring precise time and date tracking.

DS1391U-33+T&R Features

• Type: Clock/Calendar
• Interface: SPI
• Voltage - Supply: 2.97V ~ 5.5V
• Voltage - Supply, Battery: 1.3V ~ 5.5V
• Current - Timekeeping (Max): 175µA @ 2.97V ~ 5.5V
• Time Format: HH:MM:SS:hh (12/24 hr)
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• RoHS Status: ROHS3 Compliant
• REACH Status: REACH Unaffected
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

The DS1391U-33+T&R stands out from similar models due to its low-power consumption, wide supply voltage range, and compatibility with various time formats. Its surface-mount design allows for easy integration into compact electronic systems, while the SPI interface ensures reliable communication with the host microcontroller.

DS1391U-33+T&R Applications

The DS1391U-33+T&R is ideal for a wide range of applications where accurate timekeeping is crucial. Some specific use cases include:

1. Embedded Systems: In industrial automation, home automation, and IoT devices, the DS1391U-33+T&R provides precise time and date tracking, enabling efficient system operation and event logging.
2. Portable Devices: In wearables, smartphones, and tablets, this RTC IC ensures accurate time display and synchronization with network time servers.
3. Telecommunications: In network switches, routers, and base stations, the DS1391U-33+T&R maintains accurate time for synchronization and logging purposes.
4. Automotive Systems: In infotainment systems, navigation, and telematics, this RTC IC ensures accurate timekeeping for navigation, event logging, and diagnostics.

Conclusion of DS1391U-33+T&R

The DS1391U-33+T&R is a versatile and reliable Real-Time Clock IC that offers low-power consumption, wide supply voltage range, and compatibility with various time formats. Its surface-mount design and SPI interface make it suitable for integration into a wide range of electronic systems. With its unique features and advantages, the DS1391U-33+T&R is an ideal choice for applications requiring precise time and date tracking.

DS1391U-33+T&R Documents

Download datasheets and manufacturer documentation for DS1391U-33+T&R

Datasheets :

DS1390 - 94      

Other Related Documents :

Tips for Writing Bulletproof Real-Time Clock Control Code      

Application Notes :

Estimating Super Capacitor Backup Time on Trickle-Charger Real-Time Clocks       Selecting a Backup Source for Real-Time Clocks       Oscillator Design Considerations for Low-Current Applications       State Machine Logic in Binary-Coded Decimal (BCD)-Formatted Real-Time Clocks      

Environmental Information :

Maxim Integrated RoHS Cert       Material Declaration DS1391U-33+T&R       Maxim Integrated REACH