RV-3028-C7
DESCRIPTION
The RV-3028-C7 is a SMD Real-Time Clock Module that incorporates an integrated CMOS circuit together with an XTAL. It operates under vacuum in a hermetically sealed ceramic package with metal lid.
FEATURES
Extreme low power consumption: 45 n A @ 3 V. Wide operating voltage range: 1.1 V to 5.5 V. Time accuracy: Factory calibrated to ±1 ppm @ 25°C User progr. password for write protection of time and configuration. Non-volatile configuration settings with user programmable offset value. Automatic Backup Switchover and Trickle Charger function. Provides year, month, date, weekday, hours, minutes, seconds, UNIX. Timer, Alarm and External event input with Time Stamp function. Clock output: 32.768 k Hz, 8192 Hz, 1024 Hz, 64 Hz, 32 Hz, 1 Hz. 43 bytes non-volatile user memory, 2 bytes user RAM. I2C-bus interface: 400 k Hz. 100% Pb-free, Ro HS-pliant. Automotive qualification according to AEC-Q200 available.
VBACKUP VDD VSS SCL SDA
CLKOUT INT EVI
POWER
CONTROL
3 I2C-BUS
4...
