DS3231M+TRL

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DS3231M+TRL

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IC RTC CLK/CALENDAR I2C 16-SOIC

  • HerstellerAnalog Devices Inc./Maxim Integrated

  • Herstellerteil #DS3231M+TRL

  • Paket SOIC-16

  • Auf Lager6242

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Clock/Calendar
Features Alarm, Leap Year, Square Wave Output
TimeFormat HH:MM:SS (12/24 hr)
DateFormat YY-MM-DD-dd
Interface I²C, 2-Wire Serial
Voltage-Supply 2.3V ~ 5.5V
Voltage-SupplyBattery 2.3V ~ 5.5V
Current-Timekeeping(Max) 130µA ~ 200µA @ 3.63V ~ 5.5V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-SOIC (0.295, 7.50mm Width)

Übersicht

Description

The DS3231M+TRL is a highly accurate, low-cost real-time clock (RTC) module designed for precision timekeeping in various applications. Integrating a temperature-compensated crystal oscillator (TCXO) and a crystal, it ensures accuracy to within ±5 parts per million (PPM) across a wide temperature range, eliminating the need for an external crystal or tuning. The device operates on a low power supply, making it suitable for battery-operated devices.
Key features include I2C interface communication, which simplifies integration with microcontrollers, and two programmable time-of-day alarms for versatile scheduling. The module also includes a 32.768 kHz output pin, and temperature readings that are accessible via the interface. This allows for additional data collection, like temperature logging, enhancing its utility beyond simple timekeeping.
The DS3231M+TRL’s compact size and low power requirements make it ideal for consumer electronics, industrial systems, and any applications where accurate timekeeping is critical. Its reliability and ease of use make it a popular choice for both hobbyists and professional engineers.

Equivalent

The DS3231M+TRL is a low-cost, extremely accurate I2C real-time clock (RTC) with an integrated temperature-compensated crystal oscillator. Equivalent products include:
1. DS3231: Similar to the DS3231M but with a different crystal.
2. DS3232: Adds SRAM and alarm features.
3. MCP79410: Microchip's RTC with EEPROM and battery switchover.
4. PCF8523: NXP's RTC with low power consumption.
5. RV3028: A high-accuracy RTC from Micro Crystal.
These alternatives may have varying specifications, so review datasheets for compatibility.

Features

The DS3231M+TRL is a low-cost, highly accurate real-time clock (RTC) IC from Maxim Integrated. Key features include:
1. Temperature-Compensated Crystal Oscillator (TCXO): Provides high accuracy in timekeeping over the operating temperature range.
2. I2C Interface: Supports communication with microcontrollers via a two-wire I2C interface.
3. Battery Backup: Ensures continuous timekeeping even when the main power supply is interrupted.
4. Low Power Consumption: Designed for minimal power usage, making it suitable for battery-operated devices.
5. Clock and Calendar Functions: Provides time and calendar information, complete with seconds, minutes, hours, day, date, month, and year data.
6. Alarm Functionality: Includes programmable alarms for scheduling tasks or triggering events.
7. 32kHz Output: Offers a stable clock signal for other components.
8. Digital Temperature Sensor: Provides temperature readings for system monitoring and compensation.
9. Compact Package: Available in a small form factor suitable for space-constrained applications.
Overall, the DS3231M+TRL is ideal for applications requiring precise timekeeping with minimal power consumption.

Pinout

The DS3231M+TRL is a real-time clock (RTC) IC with a highly accurate clock/calendar function. It comes in an 8-pin small-outline package (SOP). Here is a brief overview of its pin functions:
1. VCC (Pin 1): Power supply pin.
2. GND (Pin 2): Ground pin.
3. SDA (Pin 3): Serial data line for I2C communication.
4. SCL (Pin 4): Serial clock line for I2C communication.
5. RST (Pin 5): Reset input. This pin can be used to reset the I2C interface.
6. 32kHz (Pin 6): 32kHz output. Provides a stable frequency for various timing applications.
7. INT/SQW (Pin 7): Interrupt or square-wave output. It can be configured to generate a square wave or interrupt signals.
8. VBAT (Pin 8): Battery supply pin for providing backup power to the RTC when the main power is off.
The DS3231M+TRL is designed for timekeeping applications and includes features like a temperature-compensated crystal oscillator (TCXO) for enhanced accuracy.

Manufacturer

The DS3231M+TRL is manufactured by Analog Devices, Inc. This company is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices has established itself as a prominent player in the semiconductor industry, providing a wide array of products that are used in various electronic equipment and systems. The company serves numerous sectors, including industrial, automotive, consumer electronics, and communications sectors. Its products are critical for converting, conditioning, and processing real-world signals such as light, sound, temperature, motion, and pressure into electrical signals that can be used in electronic devices. With a reputation for innovation and quality, Analog Devices is widely recognized for its contributions to the field of electronics and its role in advancing technology across multiple industries.

Application

The DS3231M+TRL is a highly accurate real-time clock (RTC) module commonly used in applications requiring precise timekeeping. Key application areas include:
1. Consumer Electronics: For maintaining accurate time in devices like smart appliances and home automation systems.
2. Industrial Automation: Used in systems where synchronized operations are critical.
3. Telecommunications: Ensures accurate time-stamping and synchronization in network equipment.
4. Computing: Provides timekeeping in computers and servers for logging and scheduling tasks.
5. Wearable Devices: Offers precise time tracking in watches and fitness trackers.
6. Embedded Systems: Used in microcontroller-based projects requiring reliable timekeeping under varying temperatures.

Package

The DS3231M+TRL is a real-time clock (RTC) IC from Maxim Integrated, featuring a MEMS oscillator. The package type for this component is a 16-pin SO (Small Outline) package. This type of package is suitable for surface-mount technology (SMT) applications, providing a compact and reliable way to integrate the RTC into electronic devices.

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