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PT7C4337 - Real-time Clock

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PT7C4337 Product details

Description

Using external 32.768kHz quartz crystal for PT7C4337 Supports I2C-Bus's high speed mode (400 kHz) Includes time (Hour/Minute/Second) and calendar (Year/Month/Date/Day) counter functions (BCD code) Programmable square wave output signal Two Time-of-Day Alarms Oscillator Stop Flag Operating range: 1.8V to 5.5V Timekeeping range: 1.2V to 1.8V The PT7C4337 serial real-time clock is a low-power clock/calendar with two programmable time-of-day alarms a

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