Abracon LLC AB-RTCMC-32.768KHZ-IBO5-S3-T

Description
The AB-RTCMC-32.768kHz-IBO5-S3ESD is an ultra-low power real-time clock (RTC) module with an I²C bus interface. It features a built-in crystal oscillator operating at 32.768 kHz and a wide operating voltage range of 1.5-3.6V. The module is highly accurate, with a factory-calibrated time accuracy of 2.0ppm at 25°C.

Features
Ultra-low current consumption:
XTAL mode: 60nA typ. @ 3.0V
RC mode: 17nA typ. @ 3.0V
Autocalibrated mode: 22nA typ. @ 3.0V
Automatic battery switchover
Trickle charger, power management, and power switch function
Programmable CLKOUT frequencies
I²C bus interface (fast mode 400kHz)
Programmable alarm, timer, and INT
Up to 512 bytes of general-purpose RAM
Small and compact package size: 3.7 x 2.5 x 0.9 mm
RoHS-compliant and 100% lead-free

Applications
Smart cards
Wireless sensors and tags
Medical/healthcare electronics
Sports and fitness electronics
Smart utility meters
Data loggers
Appliances
Tracking systems
Home security systems
Industrial and consumer electronics
Communication equipment
Time-keeping mode down to 1.5V