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DATASHEET
ISL1209
Low Power RTC with Battery Backed SRAM and Event Detection
FN6109 Rev 4.00 October 17, 2006
The ISL1209 device is a low power real time clock with event detect function, timing and crystal compensation, clock/calendar, power fail indicator, periodic or polled alarm, intelligent battery backup switching and battery-backed user SRAM.
NOTE: The oscillator uses an external, low-cost 32.768kHz crystal. The real time clock tracks time with separate registers for hours, minutes, and seconds. The device has calendar registers for date, month, year and day of the week. The calendar is accurate through 2099, with automatic leap year correction.
Ordering Information
PART NUMBER*
VDD
TEMP
PART RANGE RANGE
MARKING (V)
(°C)
PKG. PACKAGE DWG. #
ISL1209IU10 AGT
2.7 to 5.
ISL1209 Datasheet
