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Real time clock module
REAL TIME CLOCK MODULE (SPI-Bus)
High-Stability Frequency with Built in Timestamp and Power Switching
RX-4035SA/LC
Built-in 32.768 kHz crystal unit : Frequency adjusted for high accuracy.
(5106/Ta=+25C)
Interface Type
: SPI-Bus (1MHz)
Operating voltage range
: 2.4Vto5.5V
Timekeeping voltage range
: 1.0Vto5.5V
Low backup current
: 350 nA (SA) 400 nA (LC)/ 3V(Typ.)
Event detection and Time stamp : One-shot full timestamp and interrupt.
Dual event detection ports
: Each terminal has a de-bounce circuit.
Auto power switching functions : When VDD deteriorates than 2.4V,
internal source is switched to VBAT.
.