DS1390U-33+T&R Low-Power SPI RTC with Hundredths-of-Second Precision, Battery Backup, and Industrial Temperature Range
Specifications
Manufacturer:
Analog Devices Inc./Maxim Integrated
Product Number:
DS1390U-33+T&R
Description:
IC RTC CLK/CALENDAR SPI 10UMAX
Highlight:
Low-Power SPI RTC with battery backup
,Industrial temperature range RTC IC
,Hundredths-of-second precision real-time clock
Introduction
DS1390U-33+T&R Low-Power SPI Real-Time Clock
Key Features
- Hundredths-of-second precision time and calendar functionality
- Automatic leap-year compensation (through 2100)
- Programmable alarm capability
- Square-wave and interrupt output options
- Battery-backup power switch with integrated trickle charger
Technical Specifications
Operating Voltage: 2.97V - 5.5V (3.3V typical)
Timekeeping Current: 500 nA
Temperature Range: -40°C to +85°C (Industrial)
Package: 10-pin μMAX (MSOP-10)
Applications
Ideal for embedded time stamping, battery-powered systems, and industrial/consumer timing applications requiring precise timekeeping with minimal power consumption.
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