M41T94MH6F

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M41T94MH6F

+BOM

IC RTC CLK/CALENDAR SPI 28-SOIC

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Clock/Calendar
Features Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer
MemorySize 44B
TimeFormat HH:MM:SS:hh (24 hr)
DateFormat YY-MM-DD-dd
Interface SPI
Voltage-Supply 2.7V ~ 5.5V
Voltage-SupplyBattery 2.5V ~ 3.5V
Current-Timekeeping(Max) 1.4mA @ 2.7V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets

概要

Equivalent

Equivalent products to the M41T94MH6F (a real-time clock chip by STMicroelectronics) include:
- DS3231 (Maxim Integrated) – Higher accuracy.
- PCF8563 (NXP) – I²C interface, lower cost.
- MCP7940N (Microchip) – Battery-backed, I²C.
- RX-8900SA (Epson) – Ultra-low power, I²C.
Check pin compatibility and features before substitution.

Pinout

The M41T94MH6F is a serial real-time clock (RTC) with 8 pins in an SOIC-8 package.
Key Functions:
- I²C Interface (2-wire serial communication)
- Timekeeping (seconds, minutes, hours, day, date, month, year)
- Battery Backup (operates down to 1.3V)
- Alarm & Timer Functions
- 32.768 kHz Crystal Oscillator Support
- Low Power Consumption
Pinout Summary:
1. NC (No Connect)
2. SDA (Serial Data)
3. SCL (Serial Clock)
4. SQW/INT (Square Wave/Interrupt Output)
5. VSS (Ground)
6. VBAT (Battery Input)
7. NC (No Connect)
8. VCC (Power Supply, 1.8V–5.5V)
Used in embedded systems for accurate timekeeping with minimal power draw.

Manufacturer

The M41T94MH6F is manufactured by STMicroelectronics, a multinational semiconductor company based in Switzerland. STMicroelectronics specializes in designing and producing a wide range of semiconductor products, including microcontrollers, sensors, power management ICs, and real-time clocks (RTCs) like the M41T94MH6F. The company serves industries such as automotive, industrial, consumer electronics, and IoT. Known for innovation and reliability, STMicroelectronics is a key player in the global semiconductor market.

Application

The M41T94MH6F is a serial real-time clock (RTC) with battery backup, commonly used in:
- Industrial automation (timing control, data logging)
- Consumer electronics (smart appliances, set-top boxes)
- Automotive systems (dashboard clocks, event recorders)
- Medical devices (time-stamped diagnostics)
- Networking equipment (synchronization in routers/switches)
It provides accurate timekeeping, low power consumption, and I²C interface support, making it suitable for embedded systems requiring reliable time/date functions.

Package

The M41T94MH6F is a real-time clock (RTC) IC packaged in a SOIC-8 (Small Outline Integrated Circuit) with 8 pins. This surface-mount package is compact and widely used for timekeeping applications. It includes a built-in 32.768 kHz oscillator and operates with low power consumption. The SOIC-8 package is suitable for space-constrained designs.