Part number:
PT7C43390
Manufacturer:
Pericom Semiconductor
File Size:
2.46 MB
Description:
Real-time clock module.
PT7C43390-PericomSemiconductor.pdf
Datasheet Details
Part number:
PT7C43390
Manufacturer:
Pericom Semiconductor
File Size:
2.46 MB
Description:
Real-time clock module.
PT7C43390, Real-time Clock Module
The PT7C43390 is a CMOS I2C-bus real-time clock IC, which operates with the very low current consumption and in the wide range of operation voltage.
The operation voltage is 1.35 V to 5.5 V so that the RTC can be used for various power supplies from main supply to backup battery.
In the system which
PT7C43390 Features
* Low current consumption: 0.3µA typ. (VDD=3.0V, TA = 25°C)
* Wide operating voltage range: 1.35 to 5.5 V
* Minimum time keeping operation voltage: 1.25 V
* Built-in clock adjustment function
* Built-in free user register
* 2-wire (I2C-bus) CPU interface
* Built-in alarm
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