STMicroelectronics · Other integrated circuits
M41T256YMH7F
IC RTC CLK/CALENDAR I2C 44SOH
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M41T256YMH7F specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | M41T256YMH7F |
| Family | Other integrated circuits |
| Package | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT |
| Product Status | Obsolete |
| DigiKey Programmable | Not Verified |
| Type | Clock/Calendar |
| Features | Leap Year, NVSRAM |
| Memory Size | 32KB |
| Time Format | HH:MM:SS:hh (24 hr) |
| Date Format | YY-MM-DD-dd |
| Interface | I²C, 2-Wire Serial |
| Voltage - Supply | 4.5V ~ 5.5V |
| Voltage - Supply, Battery | 2.5V ~ 3.5V |
| Current - Timekeeping (Max) | 2.5mA @ 4.5V ~ 5.5V |
| Operating Temperature | -25°C ~ 70°C |
| Mounting Type | Surface Mount |
| Package / Case | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT |
| Supplier Device Package | 44-SOH |
Documents and evidence
M41T256YMH7F ↗Before sourcing M41T256YMH7F
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
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