Part Number
|
M41T64 |
Manufacturer
|
ST Microelectronics |
Description
|
Low-power serial real-time clocks |
Published
|
Apr 6, 2007 |
Detailed Description
|
M41T62, M41T64, M41T65
Datasheet
Low-power serial real-time clocks (RTCs) with alarm
3mm
3mm
QFN16 3 x 3 mm
1.5 mm
...
|
Datasheet
|
M41T64
|
Overview
M41T62, M41T64, M41T65
Datasheet
Low-power serial real-time clocks (RTCs) with alarm
3mm
3mm
QFN16 3 x 3 mm
1.
5 mm
3.
2 mm
Embedded crystal LCC8 1.
5 x 3.
2 mm No external crystal required
Maturity status link M41T62 M41T64 M41T65
Features
• Serial real-time clock (RTC) with alarm functions – 400 kHz I²C serial interface – Memory mapped registers for seconds, minutes, hours, day, date, month, year, and century – Tenths/hundredths of second register
• 350 nA timekeeping current at 3 V • Time keeping down to 1.
0 V • 1.
3 V to 4.
4 V I²C bus operating voltage
– 4.
4 V max.
VCC suitable for lithium-ion battery operation • Low operating current of 35 µA (at 400 kHz I²C speed) • 32 kHz square wa...
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