RV-2123-C2

APPLICATIONS IoT Metering Industrial Portables Automotive Health Care BLOCK DIAGRAM RV-2123-C2 Real-Time Clock Module with SPI-Bus DIMENSIONS Package: 5,0 1,0 0,4 Recommended Solder Pad: 1,0 1,0 1,0 1,0 0,6 0,9 2,2 0,9 4,0 0,35 3,2 0,6 4,6 1,2 max All dimensions in mm typical DESCRIPTION The RV-2123-C2 is a SMT 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 glass lid. FEATURES Low power consumption: 130 nA @ 3 V. Wide operating voltage range: 1.1 V to 5.5 V. Time accuracy: ±20 ppm @ 25°C. Operating temperature range: -40 to +85°C. User programmable offset value. Oscillator stop detection. Provides year, month, weekday, date, hours, minutes and seconds. Automatic leap year calculation: 2000 to 2099. Timer and Alarm functions. Clock output frequencies: 32.768 kHz to 1 Hz. SPI-bus interface: 4-wire, 8 MHz. 100% Pb-free, RoHS-compliant. Automotive qualification according to AEC-Q200 available. CLKOUT CLKOE IN T VD D VSS CE SCL SDI SDO O S C ILLA TO R 32 .768 kH z M O N ITO R D IV ID E R and FR E QU E N C Y-OFFS E T C O M P E N S A TIO N 2 CLOCK OUTPUT 10 8 IN T E R R U P T 1 POW ER-ON RESET 6 BUS TIMEOUT 7 S P I – 4w ire 3 4 IN T E R F A C E 5 OF F S E T F U N C T ION 0D OFFSET T IM E R F U N C T ION 0E T im er / C LK OU T C ontrol 0F C ountdow n T im er CONTROL 00 C ontrol 1 01 C ontrol / S tatus 2 T IM E 02 OS / Second...