Real Time Clocks

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CategorySemiconductors / Clock & Timer ICs / Real Time Clocks

Records 2,044

Page 14/69

Part Number	Manufacturer	Description	In Stock	Series	Type	Features	Memory Size	Time Format	Date Format	Interface	Voltage - Supply	Voltage - Supply, Battery	Current - Timekeeping (Max)	Operating Temperature	Mounting Type	Package / Case	Supplier Device Package
DS1339AU+T	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-USOP	In Stock229 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, Square Wave Output, Trickle-Charger	Memory Size: -	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 1.71V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 3.7V	Current - Timekeeping (Max): 200µA @ 1.71V ~ 5.5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Supplier Device Package: 8-uMAX
PCF2127AT/2Y	NXP	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CAL I2C/SPI 20-SOIC	In Stock363 More on Order	Manufacturer: NXP USA Inc.	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer	Memory Size: 512B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 1.8V ~ 4.2V	Voltage - Supply, Battery: 1.8V ~ 4.2V	Current - Timekeeping (Max): 1.5µA @ 3.3V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-SOIC (0.295", 7.50mm Width)	Supplier Device Package: 20-SO
DS1302SN+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SER 8-SOIC	In Stock580 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Leap Year, NVSRAM, Trickle-Charger	Memory Size: 31B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: 3-Wire Serial	Voltage - Supply: 2V ~ 5.5V	Voltage - Supply, Battery: 2V ~ 5.5V	Current - Timekeeping (Max): 0.3µA ~ 1µA @ 2V ~ 5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 8-SOIC (0.209", 5.30mm Width)	Supplier Device Package: 8-SO
DS1308U-33+T	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-UMAX	In Stock524 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Leap Year, NVSRAM, Square Wave Output	Memory Size: 56B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 3V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): 125µA ~ 200µA @ 3V ~ 5.5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Supplier Device Package: 8-uMAX
1338AC-31SRGI	IDT, Integrated Device Technology	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 16SOIC	In Stock698 More on Order	Manufacturer: IDT, Integrated Device Technology Inc	Series: -	Type: Clock/Calendar	Features: Leap Year, NVSRAM, Square Wave Output	Memory Size: 56B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 3.3V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 3.7V	Current - Timekeeping (Max): 5µA @ 3.63V ~ 5.5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 16-SOIC (0.295", 7.50mm Width)	Supplier Device Package: 16-SOIC
ISL12026IBZ-T7A	Renesas Electronics America Inc.	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC	In Stock508 More on Order	Manufacturer: Renesas Electronics America Inc.	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year	Memory Size: -	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 2.7V ~ 5.5V	Voltage - Supply, Battery: 1.8V ~ 5.5V	Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 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-SOIC
DS1392U-18+	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SER 10-USOP	In Stock643 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, Square Wave Output, Trickle-Charger	Memory Size: -	Time Format: HH:MM:SS:hh (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: 3-Wire Serial	Voltage - Supply: 1.71V ~ 1.89V	Voltage - Supply, Battery: 1.3V ~ 3.7V	Current - Timekeeping (Max): 100µA @ 1.71V ~ 1.89V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	Supplier Device Package: 10-uMAX
RX-8581SA:B	EPSON	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 14-SOP	In Stock1,534 More on Order	Manufacturer: EPSON	Series: RX-8581SA	Type: Clock/Calendar	Features: Alarm, Leap Year	Memory Size: -	Time Format: HH:MM:SS (24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 1.8V ~ 5.5V	Voltage - Supply, Battery: -	Current - Timekeeping (Max): 0.8µA ~ 1.2µA @ 3V ~ 5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 14-SOIC (0.209", 5.30mm Width)	Supplier Device Package: 14-SOP
DS12R885S-5+	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR PAR 24-SOIC	In Stock557 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger	Memory Size: 114B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: Parallel	Voltage - Supply: 4.5V ~ 5.5V	Voltage - Supply, Battery: 2V ~ 3.05V	Current - Timekeeping (Max): 2mA @ 4.5V ~ 5.5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 24-SOIC (0.295", 7.50mm Width)	Supplier Device Package: 24-SOIC
ISL12024IBZ-T	Renesas Electronics America Inc.	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC	In Stock333 More on Order	Manufacturer: Renesas Electronics America Inc.	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, Unique ID	Memory Size: -	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 2.7V ~ 5.5V	Voltage - Supply, Battery: 1.8V ~ 5.5V	Current - Timekeeping (Max): 10µA ~ 20µA @ 2.7V ~ 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-SOIC
DS1343E-18+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SPI 20-TSSOP	In Stock304 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 1.71V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): -	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-TSSOP (0.173", 4.40mm Width)	Supplier Device Package: 20-TSSOP
DS1343D-18+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CAL SPI 14TDFN	In Stock172 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 1.71V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): -	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 14-WFDFN Exposed Pad	Supplier Device Package: 14-TDFN-EP (3x3)
DS1343E-3+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SPI 20-TSSOP	In Stock537 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 2.7V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): -	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-TSSOP (0.173", 4.40mm Width)	Supplier Device Package: 20-TSSOP
DS1344E-3+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SPI 20-TSSOP	In Stock387 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 2.7V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): -	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-TSSOP (0.173", 4.40mm Width)	Supplier Device Package: 20-TSSOP
DS1343D-33+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CAL SPI 14TDFN	In Stock268 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 3V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): 120µA ~ 160µA @ 3.63V ~ 5.5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 14-WFDFN Exposed Pad	Supplier Device Package: 14-TDFN-EP (3x3)
DS1344D-18+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CAL SPI 14TDFN	In Stock277 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 1.71V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): -	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 14-WFDFN Exposed Pad	Supplier Device Package: 14-TDFN-EP (3x3)
DS1344D-33+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CAL SPI 14TDFN	In Stock278 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 3V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): 120µA ~ 160µA @ 3.63V ~ 5.5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 14-WFDFN Exposed Pad	Supplier Device Package: 14-TDFN-EP (3x3)
RTC-4574JE:B3 ROHS	EPSON	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SER 20-VSOJ	In Stock205 More on Order	Manufacturer: EPSON	Series: RTC-4574JE	Type: Clock/Calendar	Features: Alarm, Leap Year	Memory Size: -	Time Format: HH:MM:SS (24 hr)	Date Format: YY-MM-DD-dd	Interface: 3-Wire Serial	Voltage - Supply: 1.6V ~ 5.5V	Voltage - Supply, Battery: -	Current - Timekeeping (Max): 1µA ~ 2µA @ 3V ~ 5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-LSSOJ (0.213", 5.40mm Width)	Supplier Device Package: 20-VSOJ
PCA2129T/Q900/2,51	NXP	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CAL I2C/SPI 16-SOIC	In Stock374 More on Order	Manufacturer: NXP USA Inc.	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer	Memory Size: -	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 1.8V ~ 4.2V	Voltage - Supply, Battery: 1.8V ~ 4.2V	Current - Timekeeping (Max): 1.5µA @ 3.3V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 16-SOIC (0.295", 7.50mm Width)	Supplier Device Package: 16-SO
RX-4581NB:B3 ROHS	EPSON	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SPI 22-SON	In Stock299 More on Order	Manufacturer: EPSON	Series: RX-4581NB	Type: Clock/Calendar	Features: Alarm, Leap Year, SRAM	Memory Size: 16B	Time Format: HH:MM:SS (24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 1.6V ~ 5.5V	Voltage - Supply, Battery: -	Current - Timekeeping (Max): 0.8µA ~ 1.2µA @ 3V ~ 5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 22-SMD, 20 Leads, Flat Leads	Supplier Device Package: 22-SON
DS1344D-3+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CAL SPI 14TDFN	In Stock412 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	Memory Size: 96B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 2.7V ~ 5.5V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): -	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 14-WFDFN Exposed Pad	Supplier Device Package: 14-TDFN-EP (3x3)
M41T11MH6F	STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 28-SOIC	In Stock407 More on Order	Manufacturer: STMicroelectronics	Series: -	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
RTC-4701JE:B3 ROHS	EPSON	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SER 20-VSOJ	In Stock269 More on Order	Manufacturer: EPSON	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year	Memory Size: -	Time Format: HH:MM:SS (24 hr)	Date Format: YY-MM-DD-dd	Interface: 3-Wire Serial	Voltage - Supply: 1.6V ~ 5.5V	Voltage - Supply, Battery: -	Current - Timekeeping (Max): -	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-LSSOJ (0.213", 5.40mm Width)	Supplier Device Package: 20-VSOJ
DS1388Z-33+T&R	Maxim Integrated	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 8-SOIC	In Stock192 More on Order	Manufacturer: Maxim Integrated	Series: -	Type: Clock/Calendar	Features: EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer	Memory Size: 512B	Time Format: HH:MM:SS:hh (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 2.97V ~ 3.63V	Voltage - Supply, Battery: 1.3V ~ 5.5V	Current - Timekeeping (Max): 150µA @ 2.97V ~ 3.63V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 8-SOIC (0.154", 3.90mm Width)	Supplier Device Package: 8-SOIC
M41T94MH6F	STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SPI 28-SOIC	In Stock230 More on Order	Manufacturer: STMicroelectronics	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer	Memory Size: 44B	Time Format: HH:MM:SS:hh (24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 2.7V ~ 5.5V	Voltage - Supply, Battery: 2.5V ~ 3.5V	Current - Timekeeping (Max): 1.4mA @ 2.7V ~ 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
AB-RTCMC-32.768KHZ-B5GA-S3-T	Abracon	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C MODULE	In Stock393 More on Order	Manufacturer: Abracon LLC	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, Square Wave Output	Memory Size: -	Time Format: HH:MM:SS (24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 1.2V ~ 5.5V	Voltage - Supply, Battery: -	Current - Timekeeping (Max): 0.45µA ~ 0.55µA @ 2V ~ 5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 10-SMD Module	Supplier Device Package: Module
AB-RTCMC-32.768KHZ-ZIZE-S2-T	Abracon	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR SPI MODULE	In Stock426 More on Order	Manufacturer: Abracon LLC	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, Square Wave Output, Watchdog Timer	Memory Size: -	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: SPI	Voltage - Supply: 1.1V ~ 5.5V	Voltage - Supply, Battery: -	Current - Timekeeping (Max): 0.35µA ~ 0.4µA @ 2V ~ 5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 10-SMD Module	Supplier Device Package: Module
M41ST87WSS6F	STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 20-SSOP	In Stock429 More on Order	Manufacturer: STMicroelectronics	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer	Memory Size: 128B	Time Format: HH:MM:SS:hh (24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 2.7V ~ 3.6V	Voltage - Supply, Battery: 2.5V ~ 3.6V	Current - Timekeeping (Max): 0.5mA @ 2.7V ~ 3.6V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-SSOP (0.209", 5.30mm Width)	Supplier Device Package: 20-SSOP
ISL12022MAIBZ	Renesas Electronics America Inc.	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 20-SOIC	In Stock755 More on Order	Manufacturer: Renesas Electronics America Inc.	Series: -	Type: Clock/Calendar	Features: Alarm, Daylight Savings, Leap Year, SRAM	Memory Size: 128B	Time Format: HH:MM:SS (12/24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 2.7V ~ 5.5V	Voltage - Supply, Battery: 1.8V ~ 5.5V	Current - Timekeeping (Max): 14µA ~ 15µA @ 3V ~ 5V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 20-SOIC (0.295", 7.50mm Width)	Supplier Device Package: 20-SOIC
M41ST85WMX6TR	STMicroelectronics	Clock & Timer ICs - Real Time Clocks IC RTC CLK/CALENDAR I2C 28-SOIC	In Stock335 More on Order	Manufacturer: STMicroelectronics	Series: -	Type: Clock/Calendar	Features: Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer	Memory Size: 44B	Time Format: HH:MM:SS:hh (24 hr)	Date Format: YY-MM-DD-dd	Interface: I²C, 2-Wire Serial	Voltage - Supply: 2.7V ~ 3.6V	Voltage - Supply, Battery: 2.5V ~ 3.5V	Current - Timekeeping (Max): 0.5mA @ 2.7V ~ 3.6V	Operating Temperature: -40°C ~ 85°C	Mounting Type: Surface Mount	Package / Case: 28-SOIC (0.295", 7.50mm Width)	Supplier Device Package: 28-SOX