DS1308U-33+

Part points

• The DS1308U-33+ is a real-time clock (RTC) chip produced by Maxim Integrated. It features a built-in crystal oscillator, dual power supply inputs, and a 33.768 kHz output square wave. It is commonly used in embedded systems and applications requiring accurate timekeeping and synchronization.

• Equivalent

  The equivalent products of DS1308U-33+ chip are DS1308U-33, DS1339U-33+, DS1393U-33+, DS1308U-33A+ and DS1314S-33.

• Features

  1. Real-time clock (RTC) with battery backup 2. Programmable square wave output signal 3. Automated day-of-week, month, year, hour, minute, and second adjustments 4. 33 MHZ operation frequency 5. 2-wire I2C serial interface communication 6. Temperature-compensated quartz crystal oscillator 7. Low power consumption of 300µA at 3.3V 8. Small 8-pin microSOIC package.

• Pinout

  The DS1308U-33+ is a real-time clock IC with a pin count of 8. Its functions include providing timekeeping, calendar functions, and alarm capabilities. The device features a 33kHz timekeeping crystal oscillator optimized for low power consumption in battery-operated devices.

• Manufacturer

  The DS1308U-33+ is manufactured by Maxim Integrated, an American semiconductor company specializing in the design and production of analog and mixed-signal integrated circuits. Founded in 1983, Maxim Integrated is known for its high-performance and reliable products used in a wide range of industries, including automotive, industrial, healthcare, and communications.

• Application Field

  The DS1308U-33+ is commonly used in battery-powered devices, portable electronics, embedded systems, and other applications where accurate timekeeping and low power consumption are essential. It is suitable for embedded controllers, communication systems, IoT devices, and other applications requiring real-time clock functionality.

• Package

  The DS1308U-33+ chip is available in a surface-mount (SMD/SMT) package type with a SOIC-8 form factor. The size of the chip is 4.9 mm x 3.91 mm x 1.75 mm.