Home » Product Finder » Integrated Circuits (ICs) » Clock/Timing - Real Time Clocks
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DS1643-85+ DS1643-85+ Maxim Integrated IC RTC CLK/CALENDAR PAR 28-EDIP Tube-Clock/CalendarLeap Year, NVSRAM8KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V-3mA @ 5V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
DS1553P-85+ DS1553P-85+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K8KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V3mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1743P-100IND+ DS1743P-100IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM, Y2K8KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V3mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1743P-85IND+ DS1743P-85IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM, Y2K8KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V3mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1743W-150+ DS1743W-150+ Maxim Integrated IC RTC CLK/CALENDAR PAR 28-EDIP Tube-Clock/CalendarLeap Year, NVSRAM, Y2K8KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-2mA @ 3.3V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
DS1248W-120+ DS1248W-120+ Maxim Integrated IC RTC PHANTOM PAR 32-DIP Tube-Phantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-7mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1248WP-120+ DS1248WP-120+ Maxim Integrated IC RTC PHANTOM PAR 34-PCM Tube-Phantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V7mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1556P-70IND+ DS1556P-70IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V6mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1743-85IND+ DS1743-85IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 28-EDIP Tube-Clock/CalendarLeap Year, NVSRAM, Y2K8KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V-3mA @ 5V-40°C ~ 85°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
DS1553-100+ DS1553-100+ Maxim Integrated IC RTC CLK/CALENDAR PAR 28-EDIP Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K8KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V-3mA @ 5V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-EDIP
DS1251W-120+ DS1251W-120+ Maxim Integrated IC RTC PHANTOM PAR 32-DIP Tube-Phantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-7mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1556WP-120IND+ DS1556WP-120IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V4mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1248W-120IND+ DS1248W-120IND+ Maxim Integrated IC RTC PHANTOM PAR 32-DIP Tube-Phantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-7mA @ 3.3V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1557P-70+ DS1557P-70+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V6mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS17887-5IND+ DS17887-5IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 24-EDIP Tube-Clock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output8KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V2.5 V ~ 3.7 V3mA @ 4.5V ~ 5.5V-40°C ~ 85°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
DS1556-70IND+ DS1556-70IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 32-EDIP Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V-6mA @ 5V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1747WP-C03+ DS1747WP-C03+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V2mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1554W-120+ DS1554W-120+ Maxim Integrated IC RTC CLK/CALENDAR PAR 32-EDIP Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K32KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-4mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1251WP-120+ DS1251WP-120+ Maxim Integrated IC RTC PHANTOM PAR 34-PCM Tube-Phantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V7mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1251W-120IND+ DS1251W-120IND+ Maxim Integrated IC RTC PHANTOM PAR 32-DIP Tube-Phantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-7mA @ 3.3V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1251WP-120IND+ DS1251WP-120IND+ Maxim Integrated IC RTC PHANTOM PAR 34-PCM Tube-Phantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V7mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1251YP-70+ DS1251YP-70+ Maxim Integrated IC RTC PHANTOM PAR 34-PCM Tube-Phantom Time ChipLeap Year, NVSRAM512KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V10mA @ 5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1744P-70IND+ DS1744P-70IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM, Y2K32KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V4mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1744WP-120IND+ DS1744WP-120IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM, Y2K32KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V2mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1554W-120IND+ DS1554W-120IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 32-EDIP Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K32KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-4mA @ 3.3V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1746P-70IND+ DS1746P-70IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V4mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1746WP-120IND+ DS1746WP-120IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V2mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1248WP-120IND+ DS1248WP-120IND+ Maxim Integrated IC RTC PHANTOM PAR 34-PCM Tube-Phantom Time ChipNVSRAM128KBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V3V7mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1647P-120+ DS1647P-120+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarLeap Year, NVSRAM512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V4mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1556W-120IND+ DS1556W-120IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 32-EDIP Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97 V ~ 3.63 V-4mA @ 3.3V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1747-70IND+ DS1747-70IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 32-EDIP Tube-Clock/CalendarLeap Year, NVSRAM, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V-4mA @ 5V-40°C ~ 85°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
DS1557P-70IND+ DS1557P-70IND+ Maxim Integrated IC RTC CLK/CALENDAR PAR 34-PCM Tube-Clock/CalendarAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5 V ~ 5.5 V3V6mA @ 5V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
- DS1254WB2-150 DS1254WB2-150 Maxim Integrated IC RTC PHANTOM PAR 168-BGA Tray-Phantom Time ChipLeap Year, NVSRAM2MBHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3 V ~ 3.7 V3V7mA @ 3.3V0°C ~ 70°CSurface Mount80-BBGA80-BGA (40x40)
PCF8564AU/5BB/1,01 PCF8564AU/5BB/1,01 NXP Semiconductors IC RTC CLK/CALENDAR I2C DIE Bulk-Clock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1 V ~ 5.5 V-0.6µA ~ 0.75µA @ 2V ~ 5V-40°C ~ 85°CSurface MountDieDie
PCF8564AU/5GC/1,01 PCF8564AU/5GC/1,01 NXP Semiconductors IC RTC CLK/CALENDAR I2C DIE Bulk-Clock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1 V ~ 5.5 V-0.6µA ~ 0.75µA @ 2V ~ 5V-40°C ~ 85°CSurface MountDieDie
- PCF8564AU/10AB/1,0 PCF8564AU/10AB/1,0 NXP Semiconductors IC RTC CLK/CALENDAR I2C DIE Bulk-Clock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1 V ~ 5.5 V-0.6µA ~ 0.75µA @ 2V ~ 5V-40°C ~ 85°CSurface MountDieDie
PCF2123U/12HA/1,00 PCF2123U/12HA/1,00 NXP Semiconductors IC RTC CLK/CALENDAR SPI DIE Bulk-Clock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.6 V ~ 5.5 V-0.33µA ~ 0.38µA @ 2V ~ 5V-40°C ~ 85°C-DieDie
- PCA8802UG/12KB/1,0 PCA8802UG/12KB/1,0 NXP Semiconductors IC RTC BINARY CNT I2C 8-WLCSP Bulk-Binary CounterSquare Wave Output, Unique ID-BinaryBinaryI²C, 2-Wire Serial1.6 V ~ 5.5 V-0.4µA @ 1.6V ~ 5.5V-40°C ~ 85°CSurface Mount8-XFBGA, WLCSP8-WLCSP
- PCA8802U/2AA/1,026 PCA8802U/2AA/1,026 NXP Semiconductors IC RTC BINARY CNT I2C 8-WLCSP Tray - Waffle-Binary CounterSquare Wave Output, Unique ID-BinaryBinaryI²C, 2-Wire Serial1.6 V ~ 5.5 V-0.4µA @ 1.6V ~ 5.5V-40°C ~ 85°C-DieDie
PCF2123U/10AA/1,00 PCF2123U/10AA/1,00 NXP Semiconductors IC RTC CLK/CALENDAR SPI DIE Bulk-Clock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.6 V ~ 5.5 V-0.33µA ~ 0.38µA @ 2V ~ 5V-40°C ~ 85°CSurface MountDieDie
PCF2123BS/1,518 PCF2123BS/1,518 NXP Semiconductors IC RTC CLK/CALENDAR SPI 16-HVQFN Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.6 V ~ 5.5 V-0.33µA ~ 0.38µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-HVQFN (3x3)
PCA8802CX8/B/1,027 PCA8802CX8/B/1,027 NXP Semiconductors IC RTC BINARY CNT I2C DIE Tape & Reel (TR)-Binary CounterSquare Wave Output, Unique ID-BinaryBinaryI²C, 2-Wire Serial1.6 V ~ 5.5 V-0.4µA @ 1.6V ~ 5.5V-40°C ~ 85°C-DieDie
PT7C4337UEX PT7C4337UEX Pericom IC RTC CLK/CALENDAR I2C MSOP *-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.8µA @ 1.3V ~ 1.8V-40°C ~ 85°C***
PT7C4337ZEEX PT7C4337ZEEX Pericom IC RTC CLK/CALENDAR I2C TDFN *-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.8µA @ 1.3V ~ 1.8V-40°C ~ 85°C***
PT7C43390LEX PT7C43390LEX Pericom IC RTC CLK/CALENDAR I2C TSSOP *-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.3 V ~ 5.5 V-0.65µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°C***
PT7C4372ALEX PT7C4372ALEX Pericom IC RTC CLK/CALENDAR I2C TSSOP *-Clock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 6 V-0.8µA @ 3V-40°C ~ 85°C***
PT7C4563UEX PT7C4563UEX Pericom IC RTC CLK/CALENDAR I2C 8-MSOP Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.7 V ~ 5.5 V-0.65µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
PT7C4563UEX PT7C4563UEX Pericom IC RTC CLK/CALENDAR I2C 8-MSOP Cut Tape (CT)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.7 V ~ 5.5 V-0.65µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
PT7C4563UEX PT7C4563UEX Pericom IC RTC CLK/CALENDAR I2C 8-MSOP Digi-Reel®-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.7 V ~ 5.5 V-0.65µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
PCA8565BS/1,118 PCA8565BS/1,118 NXP Semiconductors IC RTC CLK/CALENDAR I2C 10-HVSON Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-1.2µA ~ 5µA @ 2V ~ 5V-40°C ~ 125°CSurface Mount10-VFDFN Exposed Pad10-HVSON (3x3)
PT7C433833UEX PT7C433833UEX Pericom IC RTC CLK/CALENDAR I2C MSOP *-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.5 V ~ 3.7 V125µA @ 2.7V ~ 5.5V-40°C ~ 85°C***
PT7C4337UE PT7C4337UE Pericom IC RTC CLK/CALENDAR I2C MSOP *-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.8µA @ 1.3V ~ 1.8V-40°C ~ 85°C***
PT7C4337WE PT7C4337WE Pericom IC RTC CLK/CALENDAR I2C 8-SOIC *-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.8µA @ 1.3V ~ 1.8V-40°C ~ 85°C***
PT7C43390LE PT7C43390LE Pericom IC RTC CLK/CALENDAR I2C TSSOP *-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.3 V ~ 5.5 V-0.65µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°C***
PT7C4372ALE PT7C4372ALE Pericom IC RTC CLK/CALENDAR I2C TSSOP *-Clock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 6 V-0.8µA @ 3V-40°C ~ 85°C***
PT7C4311WE PT7C4311WE Pericom IC RTC CLK/CALENDAR I2C SOIC *-Clock/CalendarLeap Year, Square Wave Output, Y2K56BHH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.2 V ~ 5.5 V2 V ~ 5.5 V70µA @ 1.5V ~ 5.5V-40°C ~ 85°C***
PT7C4302WE PT7C4302WE Pericom IC RTC CLK/CALENDAR SER 8-SOIC *-Clock/CalendarLeap Year, NVSRAM, Square Wave Output, Trickle-Charger31BHH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial1.2 V ~ 5.5 V1.5 V ~ 5.5 V25.3µA ~ 81µA @ 2V ~ 5V-40°C ~ 85°C***
PT7C4307WE PT7C4307WE Pericom IC RTC CLK/CALENDAR I2C 8-SOIC *-Clock/CalendarAlarm, Leap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial4.5 V ~ 5.5 V2 V ~ 3.5 V1.5mA @ 4.5V ~ 5.5V-40°C ~ 85°C***
PT7C433833UE PT7C433833UE Pericom IC RTC CLK/CALENDAR I2C MSOP *-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7 V ~ 5.5 V1.5 V ~ 3.7 V125µA @ 2.7V ~ 5.5V-40°C ~ 85°C***
M41T01M6F M41T01M6F STMicroelectronics IC RTC CLK/CALENDAR I2C 8-SOIC Tape & Reel (TR)-Clock/CalendarLeap Year-HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T01M6F M41T01M6F STMicroelectronics IC RTC CLK/CALENDAR I2C 8-SOIC Cut Tape (CT)-Clock/CalendarLeap Year-HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
M41T01M6F M41T01M6F STMicroelectronics IC RTC CLK/CALENDAR I2C 8-SOIC Digi-Reel®-Clock/CalendarLeap Year-HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V2.5 V ~ 3.5 V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
PCF8593T/1,112 PCF8593T/1,112 NXP Semiconductors IC RTC CLK/CALENDAR I2C 8-SOIC Tube-Clock/CalendarAlarm, NVSRAM8BHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.5 V ~ 6 V-8µA ~ 15µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
CBC34803-M5C-TR1 CBC34803-M5C-TR1 Cymbet Corporation IC RTC CLK/CALENDAR I2C 16-QFN Tape & Reel (TR)EnerChip™Clock/CalendarAlarm, Leap Year-HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.5 V ~ 5.5 V2.75 V ~ 3.25 V--10°C ~ 70°CSurface Mount16-LQFN16-QFN (5x5)
CBC34803-M5C-TR1 CBC34803-M5C-TR1 Cymbet Corporation IC RTC CLK/CALENDAR I2C 16-QFN Cut Tape (CT)EnerChip™Clock/CalendarAlarm, Leap Year-HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.5 V ~ 5.5 V2.75 V ~ 3.25 V--10°C ~ 70°CSurface Mount16-LQFN16-QFN (5x5)
CBC34803-M5C-TR1 CBC34803-M5C-TR1 Cymbet Corporation IC RTC CLK/CALENDAR I2C 16-QFN Digi-Reel®EnerChip™Clock/CalendarAlarm, Leap Year-HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.5 V ~ 5.5 V2.75 V ~ 3.25 V--10°C ~ 70°CSurface Mount16-LQFN16-QFN (5x5)
IDT1337DCGI8 IDT1337DCGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1338-18DCGI8 IDT1338-18DCGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tape & Reel (TR)-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 3.7 V2µA @ 3.3V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1338-31DCGI8 IDT1338-31DCGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tape & Reel (TR)-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V5µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1339-2DCGI8 IDT1339-2DCGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1339-31DCGI8 IDT1339-31DCGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1339-31DVGI8 IDT1339-31DVGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-MSOP Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-TSSOP
IDT1338-18DVGI8 IDT1338-18DVGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-TSSOP Tape & Reel (TR)-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 3.7 V2µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
IDT1338-31DVGI8 IDT1338-31DVGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-TSSOP Tape & Reel (TR)-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V5µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
CBC34123-M5C CBC34123-M5C Cymbet Corporation IC RTC CLK/CALENDAR SPI 16-QFN *EnerChip™Clock/CalendarAlarm, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2.5 V ~ 5.5 V2.75 V ~ 3.25 V--20°C ~ 70°CSurface Mount16-LQFN16-QFN (5x5)
IDT1338C-18SRI8 IDT1338C-18SRI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 16-SOIC Tape & Reel (TR)-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V2µA @ 3.3V-40°C ~ 85°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
IDT1337DVGI8 IDT1337DVGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-MSOP Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-TSSOP
IDT1339-2DVGI8 IDT1339-2DVGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-MSOP Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-TSSOP
CBC34803-M5C CBC34803-M5C Cymbet Corporation IC RTC CLK/CALENDAR I2C 16-QFN TubeEnerChip™Clock/CalendarAlarm, Leap Year-HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.5 V ~ 5.5 V2.75 V ~ 3.25 V--10°C ~ 70°CSurface Mount16-LQFN16-QFN (5x5)
CBC34813-M5C CBC34813-M5C Cymbet Corporation IC RTC CLK/CALENDAR SPI 16-QFN TubeEnerChip™Clock/CalendarAlarm, Leap Year-HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddSPI2.5 V ~ 5.5 V2.75 V ~ 3.25 V--10°C ~ 70°CSurface Mount16-LQFN16-QFN (5x5)
IDT1337DCGI IDT1337DCGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1338-18DCGI IDT1338-18DCGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tube-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 3.7 V2µA @ 3.3V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1338-31DCGI IDT1338-31DCGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tube-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V5µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1339-2DCGI IDT1339-2DCGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1339-31DCGI IDT1339-31DCGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1338C-18SRI IDT1338C-18SRI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 16-SOIC Tube-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V2µA @ 3.3V-40°C ~ 85°C*16-SOIC (0.295", 7.50mm Width)*
IDT1339-31DVGI IDT1339-31DVGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-MSOP Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-TSSOP
IDT1338-18DVGI IDT1338-18DVGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-TSSOP Tube-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V1.3 V ~ 3.7 V2µA @ 3.3V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
IDT1338-31DVGI IDT1338-31DVGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-TSSOP Tube-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V5µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
IDT1337DVGI IDT1337DVGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-MSOP Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-TSSOP
IDT1339-2DVGI IDT1339-2DVGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-MSOP Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-TSSOP
IDT1337GDCGI8 IDT1337GDCGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1337GDVGI8 IDT1337GDVGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-TSSOP Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
IDT1337GNLGI8 IDT1337GNLGI8 IDT, Integrated Device Technology Inc IC RTC CLK/CAL I2C 16-VFQFPN Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-QFN (3x3)
IDT1338C-31SRI8 IDT1338C-31SRI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 16-SOIC Tape & Reel (TR)-Clock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V5µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
IDT1339C-31SRI8 IDT1339C-31SRI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 16-SOIC Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3 V ~ 5.5 V1.3 V ~ 3.7 V200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
IDT1337GDCGI IDT1337GDCGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-SOIC Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
IDT1337GDVGI IDT1337GDVGI IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 8-TSSOP Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
IDT1337GNLGI IDT1337GNLGI IDT, Integrated Device Technology Inc IC RTC CLK/CAL I2C 16-VFQFPN Tube-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-QFN (3x3)
IDT1337GCSRI8 IDT1337GCSRI8 IDT, Integrated Device Technology Inc IC RTC CLK/CALENDAR I2C 16-SOIC Tape & Reel (TR)-Clock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8 V ~ 5.5 V-0.6µA @ 1.3V ~ 1.8V-40°C ~ 85°CSurface Mount16-VFQFN Exposed Pad16-QFN (3x3)
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