DS1306EN

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DS1306EN

+Nomenclature

IC RTC CLK/CALENDAR SPI 20TSSOP

  • FabricantAnalog Equipment GmbH / intégration Maxim

  • Pièce fabricant #DS1306EN

  • En stock4962

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Spécifications

Attribut Valeur
Part Status Obsolete
DigiKey Programmable Not Verified
Type Clock/Calendar
Features Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
Memory Size 96B
Time Format HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd
Interface SPI
Voltage - Supply 2V ~ 5.5V
Voltage - Supply, Battery 2V ~ 5.5V
Current - Timekeeping (Max) 25.3µA ~ 81µA @ 2V ~ 5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 20-TSSOP
Base Product Number DS1306

Présentation

Description

The DS1306EN is a real-time clock (RTC) integrated circuit designed for precise timekeeping in battery-powered applications. It features a digital clock/calendar function, providing accurate tracking of time (hours, minutes, seconds) and date (year, month, day). The DS1306EN is powered by a primary cell or supercapacitor, ensuring continued operation during power outages.
Key features include a low power consumption mode, I²C interface for easy integration with microcontrollers, and programmable alarms that can trigger interrupts. It also offers a programmable oscillator with a frequency of 32.768 kHz, which can be used for timekeeping accuracy.
The chip is particularly suited for applications in portable devices, data loggers, and smart appliances, where maintaining time and date is critical. Its compact size and efficiency make it a popular choice in the embedded systems domain.

Equivalent

The DS1306EN chip is a real-time clock (RTC) with an integrated oscillator. Equivalent products include the DS1307, DS3231, and MCP7940N. These chips also offer timekeeping functionality but may differ in features such as power management, temperature compensation, and communication interfaces (I2C or SPI). Always verify specific requirements and compatibility for your application.

Features

The DS1306EN is an integrated real-time clock (RTC) designed for low-power applications. Key features include:
1. Timekeeping Accuracy: It provides accurate real-time clock functions with a precision of ±2 minutes per month.
2. Low Power Consumption: Operates on a low supply current, making it suitable for battery-powered devices.
3. Multiple Time Formats: Supports both 12-hour and 24-hour formats.
4. Alarm Functionality: Includes programmable alarms for time and date, allowing for various notification options.
5. Interruption Control: Features interrupt outputs that can trigger events in response to alarms.
6. Battery Backup: Maintains timekeeping during power loss using a backup battery.
7. Temperature Compensated: Offers stability over temperature variations, ensuring reliable performance in different environments.
8. Serial Interface: Utilizes a simple serial communication interface for easy integration with microcontrollers.
Overall, the DS1306EN is ideal for applications requiring precise timekeeping with minimal power usage, such as in consumer electronics and remote sensors.

Pinout

The DS1306EN is a real-time clock (RTC) integrated circuit that typically features a 20-pin Dual In-line Package (DIP) configuration. The pin count and specific functions of the DS1306EN are as follows:
1. VCC - Power supply (2.0V to 5.5V)
2. GND - Ground reference
3. SCL - Serial clock input for I2C communication
4. SDA - Serial data input/output for I2C communication
5. OUT - Output pin for alarm or interrupt signals
6. RST - Reset pin
7. ALM1 & ALM2 - Alarm output pins
8. INT - Interrupt request output
9. T_OUT - Temperature output
10. V_BAT - Battery backup input
Other pins are used for various control and configuration functions, including oscillator and timing settings. The DS1306EN is widely used in applications requiring accurate timekeeping, such as in embedded systems and digital clocks.

Manufacturer

The DS1306EN is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and manufacturing analog and mixed-signal integrated circuits (ICs). Their products are widely used in various applications, including automotive, industrial, medical, and consumer electronics. The company is known for its innovative solutions that enhance the performance and efficiency of electronic systems. The DS1306EN specifically is a real-time clock (RTC) that provides timekeeping functions with low power consumption, making it suitable for battery-powered devices.

Application

The DS1306EN is a low-power real-time clock (RTC) primarily used in applications requiring timekeeping and scheduling functionality. Key application areas include:
1. Consumer Electronics: Digital watches, alarms, and timers.
2. Industrial Equipment: Time-stamped data logging, scheduling of maintenance tasks.
3. Telecommunications: Network equipment synchronization and time-stamping.
4. Automotive Systems: Tracking system performance and scheduled maintenance.
5. Healthcare Devices: Patient monitoring systems and medical equipment timekeeping.
6. Smart Home Devices: Scheduling features in smart appliances and lighting systems.
The DS1306EN provides accurate timekeeping with minimal power consumption, making it suitable for battery-operated devices.

Package

The DS1306EN is typically available in an 8-pin SOIC (Small Outline Integrated Circuit) package. This compact package type makes it suitable for space-constrained applications while providing the necessary functionality for real-time clock operations.