Clock & Timer ICs

Application Specific (7,126)
Clock Buffers, Drivers (3,645)
Clock Generators, PLLs, Frequency Synthesizers (19,741)
Delay Lines (810)
IC Batteries (4)
Programmable Timers and Oscillators (22,852)
Real Time Clocks (2,044)

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Part Number	Description	In Stock
M41T01M6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 70µA @ 2V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock4,418 More on Order
M41T0DS6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-TSSOP Manufacturer: STMicroelectronics Type: Clock/Calendar Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Current - Timekeeping (Max): 1.2µA ~ 31µA @ 3V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	In Stock501 More on Order
M41T0DS6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-TSSOP Manufacturer: STMicroelectronics Type: Clock/Calendar Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Current - Timekeeping (Max): 1.2µA ~ 31µA @ 3V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	In Stock318 More on Order
M41T0M6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Current - Timekeeping (Max): 1.2µA ~ 31µA @ 3V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock535 More on Order
M41T0M6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Current - Timekeeping (Max): 1.2µA ~ 31µA @ 3V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock12,422 More on Order
M41T11M6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 70µA @ 2V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock437 More on Order
M41T11M6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 70µA @ 2V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock4,324 More on Order
M41T11MH6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 28-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 70µA @ 2V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Supplier Device Package: 28-SOH	In Stock405 More on Order
M41T11MH6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 28-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 70µA @ 2V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Supplier Device Package: 28-SOH	In Stock407 More on Order
M41T256YMH7E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 44-SOH Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 32KB Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 2.5mA @ 4.5V ~ 5.5V Operating Temperature: -25°C ~ 70°C Mounting Type: Surface Mount Package / Case: 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT Supplier Device Package: 44-SOH	In Stock359 More on Order
M41T256YMH7F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 44-SOH Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 32KB Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 2.5mA @ 4.5V ~ 5.5V Operating Temperature: -25°C ~ 70°C Mounting Type: Surface Mount Package / Case: 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT Supplier Device Package: 44-SOH	In Stock350 More on Order
M41T256YMT7E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 44-SOP Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 32KB Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 2.5mA @ 4.5V ~ 5.5V Operating Temperature: -25°C ~ 70°C Mounting Type: Surface Mount Package / Case: 44-BSOP (0.337", 8.56mm Width) Supplier Device Package: 44-SOH	In Stock490 More on Order
M41T256YMT7F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 44-SOP Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 32KB Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 2.5mA @ 4.5V ~ 5.5V Operating Temperature: -25°C ~ 70°C Mounting Type: Surface Mount Package / Case: 44-BSOP (0.337", 8.56mm Width) Supplier Device Package: 44-SOH	In Stock339 More on Order
M41T315V-85MH6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC PHANTOM SER 28-SOIC Manufacturer: STMicroelectronics Type: Phantom Time Chip Features: Leap Year, Supervisor Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Serial Voltage - Supply: 3V ~ 3.6V Voltage - Supply, Battery: 2.5V ~ 3.7V Current - Timekeeping (Max): 2mA @ 2.7V ~ 3.6V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Supplier Device Package: 28-SOH	In Stock340 More on Order
M41T315V-85MH6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC PHANTOM SER 28-SOIC Manufacturer: STMicroelectronics Type: Phantom Time Chip Features: Leap Year, Supervisor Time Format: HH:MM:SS (12/24 hr) Date Format: YY-MM-DD-dd Interface: Serial Voltage - Supply: 3V ~ 3.6V Voltage - Supply, Battery: 2.5V ~ 3.7V Current - Timekeeping (Max): 2mA @ 2.7V ~ 3.6V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Supplier Device Package: 28-SOH	In Stock2,551 More on Order
M41T50Q6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 16QFN Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 1.7V ~ 3.6V Current - Timekeeping (Max): 0.7µA @ 1.7V ~ 3.6V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-VFQFN Exposed Pad Supplier Device Package: 16-QFN (3x3)	In Stock496 More on Order
M41T56C64MY6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 18-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: EEPROM, Leap Year, NVSRAM Memory Size: 56B, 8KB Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 100µA (Typ) @ 4.5V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 18-SOX, 18-SOIC with Crystal (7.5mm Width) Supplier Device Package: 18-SOX	In Stock371 More on Order
M41T56C64MY6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 18-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: EEPROM, Leap Year, NVSRAM Memory Size: 56B, 8KB Time Format: HH:MM:SS Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 100µA (Typ) @ 4.5V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 18-SOX, 18-SOIC with Crystal (7.5mm Width) Supplier Device Package: 18-SOX	In Stock308 More on Order
M41T56M6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 100µA (Typ) @ 4.5V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock476 More on Order
M41T56M6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 100µA (Typ) @ 4.5V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock3,234 More on Order
M41T56MH6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 28-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 100µA (Typ) @ 4.5V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Supplier Device Package: 28-SOH	In Stock353 More on Order
M41T56MH6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 28-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year, NVSRAM Memory Size: 56B Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 4.5V ~ 5.5V Voltage - Supply, Battery: 2.5V ~ 3.5V Current - Timekeeping (Max): 100µA (Typ) @ 4.5V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets Supplier Device Package: 28-SOH	In Stock308 More on Order
M41T60Q6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 16-QFN Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Leap Year Time Format: HH:MM:SS (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 1.3V ~ 4.4V Current - Timekeeping (Max): 0.7µA ~ 0.95µA @ 3.6V ~ 4.4V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-VFQFN Exposed Pad Supplier Device Package: 16-QFN (3x3)	In Stock511 More on Order
M41T62LC6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8LCC Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Watchdog Timer Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 1.3V ~ 4.4V Current - Timekeeping (Max): 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-LCC Supplier Device Package: 8-LCC (1.5x3.2)	In Stock102,207 More on Order
M41T62Q6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 16-QFN Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Watchdog Timer Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 1.3V ~ 4.4V Current - Timekeeping (Max): 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-VFQFN Exposed Pad Supplier Device Package: 16-QFN (3x3)	In Stock14,178 More on Order
M41T64Q6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 16-QFN Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Watchdog Timer Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 1.3V ~ 4.4V Current - Timekeeping (Max): 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-VFQFN Exposed Pad Supplier Device Package: 16-QFN (3x3)	In Stock389 More on Order
M41T65Q6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 16-QFN Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Alarm, Leap Year, Watchdog Timer Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 1.3V ~ 4.4V Current - Timekeeping (Max): 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-VFQFN Exposed Pad Supplier Device Package: 16-QFN (3x3)	In Stock4,987 More on Order
M41T66Q6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 16-QFN Manufacturer: STMicroelectronics Series: Timekeeper® Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output, Watchdog Timer Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 1.5V ~ 4.4V Current - Timekeeping (Max): 0.9µA ~ 1.1µA @ 1.5V ~ 4.4V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 16-VFQFN Exposed Pad Supplier Device Package: 16-QFN (3x3)	In Stock284 More on Order
M41T80M6E STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Current - Timekeeping (Max): 2.4µA ~ 31µA @ 2V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock289 More on Order
M41T80M6F STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC Manufacturer: STMicroelectronics Type: Clock/Calendar Features: Alarm, Leap Year, Square Wave Output Time Format: HH:MM:SS:hh (24 hr) Date Format: YY-MM-DD-dd Interface: I²C, 2-Wire Serial Voltage - Supply: 2V ~ 5.5V Current - Timekeeping (Max): 2.4µA ~ 31µA @ 2V ~ 5.5V Operating Temperature: -40°C ~ 85°C Mounting Type: Surface Mount Package / Case: 8-SOIC (0.154", 3.90mm Width) Supplier Device Package: 8-SO	In Stock319 More on Order