All Products RTC Real Time Clock

PCF85063ATL/1,118 / The PCF85063ATL/1 is a Real-Time Clock (RTC) and calendar IC from NXP Semiconductors, optimized for low power consumption and featuring an I²C-bus interface. Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 10-XFDFN Exposed Pad
PCF85063ATL/1,118

Description: The PCF85063ATL/1 is a Real-Time Clock (RTC) and calendar IC from NXP Semiconductors, opti ...
Package: T&R | MOQ: 4000 | MPQ: 4000

MCP7940N-I/SN / Real Time Clock (RTC) IC Clock/Calendar 64B I2C, 2-Wire Serial. The MCP7940N-I/SN is a Real-Time Clock (RTC) IC from Microchip Technology, offering features such as a clock/calendar, dual alarms, and battery backup.
MCP7940N-I/SN

Description: Real Time Clock (RTC) IC Clock/Calendar 64B I2C, 2-Wire Serial. The MCP7940N-I/SN is a Rea ...
Package: TUBE | MOQ: 1000 | MPQ: 100

DS3231SN# / The DS3231SN# is a highly accurate <strong>real-time clock (RTC) integrated circuit</strong> developed by <strong>Analog Devices</strong>, featuring a built-in <strong>temperature-compensated crystal oscillator (TCXO)</strong> for precise timekeeping. Unlike standard RTCs, it maintains exceptional accuracy across a wide temperature range without requiring external calibration. <br><br>The device communicates via a <strong>I2C serial interface</strong>, making it easy to integrate with microcontrollers, embedded systems, and development platforms such as Arduino and Raspberry Pi. It provides timekeeping data including <strong>seconds, minutes, hours, day, date, month, and year</strong>, with automatic leap-year compensation. <br><br>The DS3231SN# includes an integrated <strong>battery backup input</strong>, allowing it to maintain accurate time even when the main power supply is removed. This makes it ideal for systems requiring reliable time retention during power interruptions. <br><br>It also features <strong>two programmable time-of-day alarms and a square-wave output</strong>, enabling flexible timing and interrupt-based applications. Additionally, an integrated digital temperature sensor provides temperature readings used for oscillator compensation and can also be accessed by the host system. <br><br>Operating over a wide voltage range of approximately <strong>2.3V to 5.5V</strong>, the DS3231SN# is compatible with a variety of low-power and standard logic systems. <br><br>Packaged in a compact <strong>SOIC-16 surface-mount form factor</strong>, the DS3231SN# is suitable for space-constrained designs while maintaining robust performance. <br><br>The <strong>DS3231SN#</strong> is widely used in applications such as <strong>data loggers, industrial automation systems, IoT devices, embedded controllers, smart meters, and consumer electronics</strong>, where accurate and reliable real-time tracking is essential.
DS3231SN#

Description: The DS3231SN# is a highly accurate real-time clock (RTC) integrated circuit ...
Package: T&R | MOQ: 1000 | MPQ: 1000

DS1340C-33# / The DS1340C-33# is a compact and highly integrated <strong>real-time clock (RTC) and calendar IC</strong> developed by <strong>Analog Devices (Maxim Integrated)</strong>, designed for accurate timekeeping in embedded systems and low-power applications. It maintains full calendar functionality including <strong>seconds, minutes, hours, day, date, month, and year with automatic leap-year compensation</strong>. <br><br>The device features an <strong>integrated 32.768 kHz crystal oscillator</strong>, eliminating the need for external crystal components and simplifying PCB design while improving reliability and accuracy. <br><br>It communicates through a standard <strong>I2C serial interface (up to 400 kHz)</strong>, allowing easy integration with microcontrollers, DSPs, and embedded systems. <br><br>The DS1340C-33# operates with a <strong>3.3V supply</strong> and includes <strong>automatic power-fail detection and backup switching</strong>, seamlessly transitioning to a backup supply to maintain continuous timekeeping during power interruptions. <br><br>It also includes a <strong>trickle charger circuit</strong> for rechargeable backup sources such as supercapacitors, along with an <strong>oscillator stop flag and software calibration</strong> features to enhance accuracy and system reliability. <br><br>With extremely low power consumption and a <strong>timekeeping voltage down to approximately 1.3V</strong>, the device is optimized for long battery life in portable and standby systems. <br><br>Packaged in a compact <strong>SOIC-16 surface-mount form factor</strong>, the DS1340C-33# is suitable for high-density PCB layouts and automated manufacturing processes. <br><br>The <strong>DS1340C-33#</strong> is widely used in applications such as <strong>portable instruments, industrial control systems, medical devices, telecommunications equipment, and embedded systems</strong>, where accurate, low-power timekeeping with backup capability is essential.
DS1340C-33#

Description: The DS1340C-33# is a compact and highly integrated real-time clock (RTC) and calen ...
Package: TUBE | MOQ: 506 | MPQ: 46

DS1344D-33+T&R / The DS1344D-33+T&R is a low-power <strong>real-time clock (RTC) and calendar IC</strong> developed by <strong>Analog Devices (Maxim Integrated)</strong>, designed for accurate timekeeping in embedded and industrial applications. It maintains complete calendar information including <strong>seconds, minutes, hours, day, date, month, and year with automatic leap-year compensation</strong>. <br><br>The device integrates <strong>96 bytes of battery-backed non-volatile SRAM</strong>, allowing user data storage even during power loss, making it suitable for backup and low-power systems. <br><br>The DS1344D-33+T&R supports both <strong>SPI and 3-wire serial interfaces</strong>, enabling flexible communication with microcontrollers, DSPs, and FPGA systems. <br><br>It operates within a supply voltage range of <strong>3.0V to 5.5V</strong> and includes a <strong>power-fail detection and automatic backup switching circuit</strong>, ensuring continuous timekeeping using a backup battery when the main supply is interrupted. <br><br>The device features extremely low power consumption, with a typical <strong>timekeeping current around 250nA</strong>, making it ideal for long-term battery-powered applications. <br><br>Additional features include <strong>two programmable alarms, square-wave output, trickle charger support, and burst read/write mode</strong>, enhancing flexibility in system design. <br><br>Packaged in a compact <strong>14-pin TDFN surface-mount package</strong>, the DS1344D-33+T&R is optimized for high-density PCB layouts and automated manufacturing processes. <br><br>The <strong>DS1344D-33+T&R</strong> is widely used in applications such as <strong>industrial control systems, data logging, medical devices, telematics, and embedded timestamping systems</strong>, where accurate, low-power timekeeping with backup capability is essential.
DS1344D-33+T&R

Description: The DS1344D-33+T&R is a low-power real-time clock (RTC) and calendar IC d ...
Package: T&R | MOQ: 2500 | MPQ: 2500

DS1307ZN+T&R / The DS1307ZN+T&R is a reliable <strong>real-time clock (RTC) and calendar IC</strong> developed by <strong>Analog Devices (Maxim Integrated)</strong>, designed for accurate timekeeping in embedded and industrial applications. It provides full calendar functionality including <strong>seconds, minutes, hours, day, date, month, and year with automatic leap-year compensation</strong>. <br><br>The device integrates <strong>56 bytes of battery-backed non-volatile SRAM</strong>, allowing user data storage even during power loss, making it suitable for backup and low-power systems. <br><br>The DS1307ZN+T&R communicates via a standard <strong>2-wire I2C interface</strong>, enabling easy integration with microcontrollers and minimizing system complexity. <br><br>It includes an <strong>automatic power-fail detection and switching circuit</strong>, seamlessly transitioning to a backup battery supply to maintain continuous timekeeping when the main power is interrupted. <br><br>The device operates with a main supply voltage of <strong>4.5V to 5.5V</strong> and a backup supply range of <strong>2V to 3.5V</strong>, supporting flexible system designs. It also features a <strong>programmable square-wave output</strong> and supports both <strong>12-hour and 24-hour formats</strong>. <br><br>With very low standby current (typically <strong>less than 500nA in battery mode</strong>), the DS1307ZN+T&R ensures long battery life in timekeeping applications. <br><br>Packaged in a compact <strong>SOIC-8 surface-mount form factor with tape-and-reel packaging</strong>, it is optimized for automated high-volume manufacturing processes. <br><br>The <strong>DS1307ZN+T&R</strong> is widely used in applications such as <strong>industrial controllers, data logging systems, IoT devices, consumer electronics, and embedded systems</strong>, where accurate timekeeping with battery backup is required.
DS1307ZN+T&R

Description: The DS1307ZN+T&R is a reliable real-time clock (RTC) and calendar IC deve ...
Package: T&R | MOQ: 2500 | MPQ: 2500

DS1307N+ / The DS1307N+ is a reliable <strong>real-time clock (RTC) and calendar IC</strong> developed by <strong>Analog Devices (Maxim Integrated)</strong>, designed to provide accurate timekeeping and date management in embedded systems. It maintains full calendar functionality including <strong>seconds, minutes, hours, day, date, month, and year with automatic leap-year compensation</strong>. <br><br>The device features <strong>56 bytes of battery-backed non-volatile SRAM</strong>, allowing storage of user data even when the main power supply is removed, making it ideal for backup and low-power applications. <br><br>It communicates via a simple <strong>2-wire I2C serial interface</strong>, enabling easy integration with microcontrollers and minimizing required I/O pins. <br><br>The DS1307N+ includes an internal <strong>power-fail detection circuit</strong> that automatically switches to a backup battery supply when the main power is lost, ensuring continuous timekeeping operation. <br><br>It operates with a main supply voltage of approximately <strong>4.5V to 5.5V</strong> and a backup battery voltage range of <strong>2V to 3.5V</strong>, providing flexibility for various system designs. <br><br>The device also offers a <strong>programmable square-wave output</strong> and supports both <strong>12-hour and 24-hour formats</strong>, making it adaptable for different timing requirements. <br><br>With very low power consumption in backup mode (typically <strong>less than 500nA</strong>), it ensures long battery life in standby conditions. <br><br>Housed in a standard <strong>8-pin PDIP through-hole package</strong>, the DS1307N+ is suitable for prototyping, industrial applications, and easy PCB assembly. <br><br>The <strong>DS1307N+</strong> is widely used in applications such as <strong>industrial controllers, data loggers, embedded systems, consumer electronics, and IoT devices</strong>, where accurate timekeeping with battery backup is essential.
DS1307N+

Description: The DS1307N+ is a reliable real-time clock (RTC) and calendar IC develope ...
Package: TUBE | MOQ: 1000 | MPQ: 50

DS1302Z+ / The DS1302Z+ is a highly integrated <strong>real-time clock (RTC) and calendar IC</strong> developed by <strong>Analog Devices (Maxim Integrated)</strong>, designed for accurate timekeeping in embedded systems and battery-backed applications. It maintains time and date information including <strong>seconds, minutes, hours, day, date, month, and year with leap-year compensation</strong>. <br><br>The device includes <strong>31 bytes of battery-backed static RAM</strong>, allowing storage of user data even when the main power supply is removed, making it ideal for low-power and backup applications. <br><br>The DS1302Z+ communicates via a simple <strong>3-wire serial interface (CE, I/O, SCLK)</strong>, enabling easy integration with microcontrollers and minimizing pin count requirements. <br><br>It operates over a supply voltage range of <strong>2.0V to 5.5V</strong> and features <strong>dual power supply pins (primary and backup)</strong>, allowing seamless switching between main power and battery backup sources. <br><br>The device also supports a <strong>programmable trickle charger</strong> for rechargeable backup sources such as supercapacitors or rechargeable batteries, enhancing system reliability. <br><br>With extremely low power consumption (typically <strong>less than 300nA in timekeeping mode</strong>), the DS1302Z+ is optimized for long battery life in portable and standby systems. <br><br>Packaged in a compact <strong>8-pin SOIC surface-mount form factor</strong>, the DS1302Z+ is suitable for high-density PCB designs and automated assembly processes. <br><br>The <strong>DS1302Z+</strong> is widely used in applications such as <strong>industrial controllers, consumer electronics, IoT devices, data loggers, and embedded systems</strong>, where accurate timekeeping and low-power backup functionality are essential.
DS1302Z+

Description: The DS1302Z+ is a highly integrated real-time clock (RTC) and calendar IC ...
Package: T&R | MOQ: 2500 | MPQ: 2500

S-35190A-J8T1G / ​The S-35190A-J8T1G is a real-time clock (RTC) integrated circuit from ABLIC Inc., designed to provide precise timekeeping and calendaring functions. It supports time formats in hours, minutes, and seconds (HH:MM:SS) with selectable 12-hour or 24-hour modes, and date formats including year, month, day, and day of the week (YY-MM-DD-dd). Notable features include alarm functions and automatic leap year compensation, ensuring accurate date management. The device operates over a wide voltage range from 1.3V to 5.5V and maintains low current consumption between 0.93µA to 1.1µA at 3V to 5V, enhancing energy efficiency. It utilizes a 3-wire serial interface for communication and is housed in an 8-pin SOP package, facilitating easy integration into various applications. The operating temperature range spans from -40°C to 85°C, making it suitable for diverse environmental conditions. ​
S-35190A-J8T1G

Description: ​The S-35190A-J8T1G is a real-time clock (RTC) integrated circuit from ABLIC Inc., desig ...
Package: T&R | MOQ: 2000 | MPQ: 2000













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