DS1339C-33

The DS1339C-33 is a real-time clock (RTC) module from Maxim Integrated, designed for battery-backed or standalone applications that require accurate timekeeping. It operates on a supply voltage of 3.0V to 5.5V and features a low power consumption mode, making it suitable for battery-operated devices. The DS1339C-33 includes a 64-byte SRAM for data storage, which can hold non-volatile data, and provides timekeeping functions with accuracy ensured by a crystal oscillator.
The device communicates via an I2C interface, allowing easy integration with microcontrollers and other digital systems. It supports a range of features, including alarm functions, a temperature-compensated oscillator, and the ability to program the current time and date. The DS1339C-33 is ideal for applications in consumer electronics, industrial equipment, and portable devices where precise timekeeping is essential. Its compact design and robustness make it a popular choice in the embedded systems landscape.

The DS1339C-33 is a low-power real-time clock (RTC) with the following key features:
1. Timekeeping Accuracy: Maintains accurate timekeeping with a built-in temperature-compensated crystal oscillator.
2. Power Supply: Operates from 1.3V to 5.5V, making it versatile for various applications.
3. Battery Backup: Supports an external battery for continuous timekeeping during power outages.
4. Interface: Uses an I2C-compatible interface for easy communication with microcontrollers.
5. Time and Date Functions: Tracks seconds, minutes, hours, day, date, month, and year, including leap year compensation.
6. Alarm Functionality: Features programmable alarms for time-based notifications.
7. Programmable Square Wave Output: Can output a square wave signal for timing applications.
8. Low Power Consumption: Designed for low power usage, ideal for battery-operated devices.
9. Temperature Range: Operates within a wide temperature range, enhancing reliability in various environments.
These features make the DS1339C-33 suitable for applications in embedded systems, consumer electronics, and industrial devices.

The DS1339C-33 is typically available in a 16-pin TSSOP (Thin Shrink Small Outline Package) format. This package type allows for compact integration in electronic circuits while providing necessary functionality for real-time clock applications.

The DS1339C-33 is a real-time clock (RTC) with a total of 8 pins. Here is a brief overview of the pin count and their functions:
1. VCC (Pin 1) - Power supply input (3.0V to 3.6V).
2. GND (Pin 2) - Ground reference.
3. SDA (Pin 3) - Serial Data Line for I²C communication.
4. SCL (Pin 4) - Serial Clock Line for I²C communication.
5. SQW/INT (Pin 5) - Square Wave Output or Interrupt output.
6. OUT (Pin 6) - Output for the 32.768 kHz clock.
7. BAT (Pin 7) - Battery input for backup power.
8. NC (Pin 8) - No connect; not used.
The DS1339C-33 is designed to provide accurate timekeeping and can operate on a battery backup, ensuring continued operation during power outages.

The DS1339C-33 is manufactured by Texas Instruments (TI), a global semiconductor company headquartered in Dallas, Texas. Texas Instruments designs and produces a wide range of electronic components, including analog chips, embedded processors, and digital signal processors. Established in 1930, the company is known for its innovation in analog technology and its contributions to various markets, including automotive, industrial, communications, and consumer electronics. Texas Instruments is also recognized for its extensive portfolio of integrated circuits and its role in advancing integrated circuit technology.

The DS1339C-33 is a real-time clock (RTC) with a built-in oscillator and battery backup, commonly used in applications such as consumer electronics, industrial automation, medical devices, and telecommunications. It ensures accurate timekeeping in systems like data loggers, embedded systems, and GPS devices, while maintaining time during power outages. Its low power consumption makes it suitable for battery-operated devices.

Equivalent products to the DS1339C-33 chip include the MCP7940M, MAX6917, and ISL12022. These chips also provide real-time clock (RTC) functionality with similar voltage and timing specifications. Always verify specific features and compatibility for your application before substitution.