Overview
The M41T60Q6F is a low-power serial real-time clock (RTC) produced by STMicroelectronics. This component is part of the M41T6x family, which includes various models with slightly different features. The M41T60Q6F is designed to provide accurate time-keeping and additional functionalities such as alarms, watchdog timers, and square wave outputs. It operates within a voltage range of 1.3V to 3.6V, making it suitable for a wide range of applications, especially in low-power systems.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Range | 1.3V to 3.6V |
| Interface | 400 kHz I²C serial interface |
| Oscillator Frequency | 32.768 kHz |
| Package Types | QFN-16 (3 x 3 mm), LCC (1.5 x 3.2 mm) with embedded crystal |
| Operating Temperature | -40°C to 85°C |
| Time Format | Binary-coded decimal (BCD) format for seconds, minutes, hours, day, date, month, year |
| Alarm Functions | Alarm interrupt, programmable alarm registers |
| Watchdog Timer | Programmable watchdog timer |
| Square Wave Output | Programmable square wave output (defaults to 32 kHz on power-up) |
| Calibration | Calibration register for adjusting clock accuracy |
Key Features
- Low-power consumption, suitable for battery-powered devices.
- 400 kHz I²C serial interface for communication.
- Automatic correction for 28-, 29- (leap year), 30-, and 31-day months.
- Programmable alarm functions with interrupt capability.
- Dedicated 32 kHz output and programmable square wave output.
- Watchdog timer with programmable resolution and multiplier.
- Calibration register for fine-tuning clock accuracy.
- Compact packaging options including QFN-16 and LCC with embedded crystal.
Applications
The M41T60Q6F is versatile and can be used in a variety of applications, including:
- Consumer electronics such as smart home devices, wearables, and handheld devices.
- Industrial control systems requiring precise time-keeping.
- Automotive systems where low power and reliability are crucial.
- Medical devices that need accurate time and alarm functions.
- IoT devices that require low-power real-time clock functionality.
Q & A
- What is the voltage range of the M41T60Q6F?
The M41T60Q6F operates within a voltage range of 1.3V to 3.6V. - What type of interface does the M41T60Q6F use?
The M41T60Q6F uses a 400 kHz I²C serial interface. - What is the oscillator frequency of the M41T60Q6F?
The oscillator frequency is 32.768 kHz. - What are the available package types for the M41T60Q6F?
The M41T60Q6F is available in QFN-16 (3 x 3 mm) and LCC (1.5 x 3.2 mm) packages, with the LCC package having an embedded crystal. - Does the M41T60Q6F support alarm functions?
Yes, it supports programmable alarm functions with interrupt capability. - Is there a watchdog timer in the M41T60Q6F?
Yes, the M41T60Q6F includes a programmable watchdog timer. - Can the clock accuracy of the M41T60Q6F be calibrated?
Yes, the M41T60Q6F has a calibration register for adjusting clock accuracy. - What is the operating temperature range of the M41T60Q6F?
The operating temperature range is -40°C to 85°C. - What is the time format used by the M41T60Q6F?
The time format is in binary-coded decimal (BCD) for seconds, minutes, hours, day, date, month, and year. - Does the M41T60Q6F have a square wave output?
Yes, it has a programmable square wave output that defaults to 32 kHz on power-up.
