Intersil
I2C-Bus™ Real Time Clock with Two Interrupts, Alarm, and Timer
Intersil
Low Power RTC with 50/60 Cycle AC Input, Alarms and Daylight Savings Correction
Renesas Electronics
Low Cost and Low Power I2C RTC Real Time Clock/Calendar with Alarm Function and Dual IRQ Pins
Intersil
Real Time Clock/Calendar with EEPROM
Renesas Electronics
Low Power RTC with Battery Backed SRAM and 50/60 Cycle AC Input and Crystal Back-up
Intersil
Real Time Clock with On Chip ±5ppm Temp Compensation
Intersil
Low Cost and Low Power I2C-Bus™ Real Time Clock/Calendar
Renesas Electronics
I2C Real Time Clock with Battery Backup