| Part Number | M41T66 |
| Manufacturer | STMicroelectronics (https://www.st.com/) |
| Title | Serial real-time clock |
| Description | . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Operation . . . . . . . . . . . . . . . . . . ... |
| Features |
■ Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century 32 KHz crystal oscillator integrating load capacitance and high crystal series resistance operation Oscillator stop detection monitors clock op... |
| Datasheet |
 M41T66 Datasheet
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