Professional testing equipment and reports to ensure product quality.
ELECTRONIC COMPONENTS

Real Time Clocks

Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Programmable Type Features Memory Size Time Format Date Format Interface Voltage - Supply Voltage - Supply, Battery Current - Timekeeping (Max) Operating Temperature Mounting Type Grade Qualification Supplier Device Package
LV8571AN National Semiconductor

LV8571AN

RTC, VOLATILE, 2 TIMER(S)

National Semiconductor

5,515 -
Datasheet LV8571A 24-DIP (0.300", 7.62mm) Bulk Active Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, RAM 44B HH:MM:SS (12/24 hr) YY-MM-DD - 3V ~ 3.6V 2.2V ~ 3.2V 220µA @ 3V ~ 3.6V -40°C ~ 85°C (TA) Through Hole - - 24-DIP
DS17885SN-5 Analog Devices Inc./Maxim Integrated

DS17885SN-5

IC RTC CLK/CALENDAR PAR 24SOIC

Analog Devices Inc./Maxim Integrated

2,759 -
Datasheet - 24-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount - - 24-SOIC
DP8573AVX National Semiconductor

DP8573AVX

IC RTC CLK/CALENDAR PAR 28PLCC

National Semiconductor

640 -
Datasheet - 28-LCC (J-Lead) Bulk Active Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.2V ~ 5.1V 1µA @ 5V -40°C ~ 85°C Surface Mount - - 28-PLCC (11.51x11.51)
DS1643P-70 Analog Devices Inc./Maxim Integrated

DS1643P-70

IC RTC CLK/CALENDAR PAR 34PCM

Analog Devices Inc./Maxim Integrated

3,889 -
Datasheet - 34-PowerCap™ Module Tube Obsolete Not Verified Clock/Calendar Leap Year, NVSRAM 8KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 3V 3mA @ 5V 0°C ~ 70°C Surface Mount - - 34-PowerCap Module
DS1244Y-150 Analog Devices Inc./Maxim Integrated

DS1244Y-150

256K NV SRAM & PHANTOM CLOCK

Analog Devices Inc./Maxim Integrated

2,514 -
Datasheet - 28-DIP Module (0.600", 15.24mm) Bulk Active Not Verified Phantom Time Chip EEPROM, Leap Year, RAM, SRAM 32KB HH:MM:SS (12/24 hr) YY-MM-DD Parallel 4.5V ~ 5.5V - 5mA ~ 10mA @ 3V ~ 5V 0°C ~ 70°C (TA) Through Hole - - 28-EDIP
DS1553WP-150 Analog Devices Inc./Maxim Integrated

DS1553WP-150

IC RTC CLK/CALENDAR PAR 34PCM

Analog Devices Inc./Maxim Integrated

2,171 -
Datasheet - 34-PowerCap™ Module Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V 3V 2mA @ 3.3V 0°C ~ 70°C Surface Mount - - 34-PowerCap Module
DP8573AV Texas Instruments

DP8573AV

IC RTC CLK/CALENDAR PAR 28PLCC

Texas Instruments

2,189 -
Datasheet - 28-LCC (J-Lead) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.2V ~ 5.1V 1µA @ 5V -40°C ~ 85°C Surface Mount - - 28-PLCC (11.51x11.51)
DP8573AV National Semiconductor

DP8573AV

IC RTC CLK/CALENDAR PAR 28PLCC

National Semiconductor

1,302 -
Datasheet - 28-LCC (J-Lead) Bulk Active Not Verified Clock/Calendar Alarm, Leap Year - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.2V ~ 5.1V 1µA @ 5V -40°C ~ 85°C Surface Mount - - 28-PLCC (11.51x11.51)
DS1742-85+ Analog Devices Inc./Maxim Integrated

DS1742-85+

IC RTC CLK/CALENDAR PAR 24-EDIP

Analog Devices Inc./Maxim Integrated

231 -
Datasheet * - Tube Obsolete Not Verified - - - - - - - - - - - - - -
DS1553W-120 Analog Devices Inc./Maxim Integrated

DS1553W-120

IC RTC CLK/CALENDAR PAR 28EDIP

Analog Devices Inc./Maxim Integrated

3,433 -
Datasheet - 28-DIP Module (0.600", 15.24mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V - 2mA @ 3.3V 0°C ~ 70°C Through Hole - - 28-EDIP
DS1386P-8-120 Analog Devices Inc./Maxim Integrated

DS1386P-8-120

IC RTC CLK/CALENDAR PAR 34PCM

Analog Devices Inc./Maxim Integrated

1,596 -
Datasheet - 34-PowerCap™ Module Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer 8KB HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 3V 4mA @ 5V 0°C ~ 70°C Surface Mount - - 34-PowerCap Module
DS1386P-8-120 Dallas Semiconductor

DS1386P-8-120

IC RTC CLK/CALENDAR PAR 34PCM

Dallas Semiconductor

697 -
Datasheet - 34-PowerCap™ Module Bulk Active Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer 8KB HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 3V 4mA @ 5V 0°C ~ 70°C Surface Mount - - 34-PowerCap Module
DS1248Y-200 Analog Devices Inc./Maxim Integrated

DS1248Y-200

1024K NV SRAM & PHANTOM CLOCK

Analog Devices Inc./Maxim Integrated

1,375 -
Datasheet - 32-DIP Module (0.600", 15.24mm) Bulk Active Not Verified Phantom Time Chip EEPROM, Leap Year, NVSRAM, RAM 128KB HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V, 4.5V ~ 5.5V Integrated 10mA @ 5V 0°C ~ 70°C Through Hole - - 32-EDIP
DS1554W-120IND Analog Devices Inc./Maxim Integrated

DS1554W-120IND

IC RTC CLK/CALENDAR PAR 32EDIP

Analog Devices Inc./Maxim Integrated

4,682 -
Datasheet - 32-DIP Module (0.600", 15.24mm) Tube Obsolete Not Verified Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V - 4mA @ 3.3V -40°C ~ 85°C Through Hole - - 32-EDIP
DS1248Y-120 Analog Devices Inc./Maxim Integrated

DS1248Y-120

1024K NV SRAM & PHANTOM CLOCK

Analog Devices Inc./Maxim Integrated

6,093 -
Datasheet - 32-DIP Module (0.600", 15.24mm) Bulk Active Not Verified Phantom Time Chip Leap Year, NVSRAM 128KB HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V, 4.5V ~ 5.5V Integrated 10mA @ 5V 0°C ~ 70°C Through Hole - - 32-EDIP
DS1746-70 Analog Devices Inc./Maxim Integrated

DS1746-70

IC RTC CLK/CALENDAR PAR 32EDIP

Analog Devices Inc./Maxim Integrated

1,624 -
Datasheet - 32-DIP Module (0.600", 15.24mm) Tube Obsolete Not Verified Clock/Calendar Leap Year, NVSRAM, Y2K 128KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 4mA @ 5V 0°C ~ 70°C Through Hole - - 32-EDIP
DP8570AVX National Semiconductor

DP8570AVX

IC RTC TIMER PERIPH PAR 28PLCC

National Semiconductor

3,000 -
Datasheet - 28-LCC (J-Lead) Bulk Active Not Verified Timer Clock Peripheral (TCP) Alarm, Leap Year 44B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.2V ~ 5.1V 1µA @ 5V -40°C ~ 85°C Surface Mount - - 28-PLCC (11.51x11.51)
DP8570AVX Texas Instruments

DP8570AVX

IC RTC TIMER PERIPH PAR 28PLCC

Texas Instruments

1,073 -
Datasheet - 28-LCC (J-Lead) Tape & Reel (TR) Obsolete Not Verified Timer Clock Peripheral (TCP) Alarm, Leap Year 44B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.2V ~ 5.1V 1µA @ 5V -40°C ~ 85°C Surface Mount - - 28-PLCC (11.51x11.51)
DS1251YP-100 Analog Devices Inc./Maxim Integrated

DS1251YP-100

4096K NV SRAM & PHANTOM CLOCK

Analog Devices Inc./Maxim Integrated

129 -
Datasheet - 34-PowerCap™ Module Bulk Active Not Verified Phantom Time Chip EEPROM, Leap Year, NVSRAM, RAM 512KB HH:MM:SS:hh (12/24 hr) YY-MM-DD Parallel 2.97V ~ 3.63V, 4.5V ~ 5.5V Integrated 10mA @ 5V 0°C ~ 70°C (TA) Surface Mount - - 34-PowerCap Module
DP8570AV Texas Instruments

DP8570AV

IC RTC TIMER PERIPH PAR 28PLCC

Texas Instruments

3,494 -
Datasheet - 28-LCC (J-Lead) Tube Obsolete Not Verified Timer Clock Peripheral (TCP) Alarm, Leap Year 44B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.2V ~ 5.1V 1µA @ 5V -40°C ~ 85°C Surface Mount - - 28-PLCC (11.51x11.51)
Total 2405 Record«Prev1... 3435363738394041...121Next»
BOM & COMPONENT SOURCING

Need Pricing or Stock Support for Real Time Clocks?

Submit your required part numbers, manufacturers and quantities to receive stock availability, pricing, lead-time and sourcing support. Our team assists with active components, shortage parts, obsolete models and one-stop BOM procurement.