Maxim Alternatives for the ST MICROELECTRONICS M48T128

ST MICROELECTRONICS M48T128

Benefits of the DS1646/DS1746 real-time clocks over the M48T128:

• DS1746 has 4 digit year and battery status flag bit
• The DS1746 offers 5V and 3.3V operation

Benefits of the M48T128 over the DS1646/DS1746:

• SNAPHAT®package is smaller than the PowerCap package
• Software clock calibration

Maxim Alternative(s)	Description	Data Sheet	Order
DS1746, DS1746P	Y2K-Compliant, Nonvolatile Timekeeping RAMs	QuickView Full (PDF) Data Sheet	Sample Buy