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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free Contact Plating Radiation Hardening Number of Pins Additional Feature Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Height Width Mounting Type Operating Temperature Technology Height Seated (Max) HTS Code Number of Functions Type JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Supply Voltage Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Temperature Grade Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Operating Temperature (Min) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Adjustable Threshold Supplier Device Package Source Url Status Check Date Logic Function Access Time Memory Size Function Number of Bits Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) On Chip Data RAM Width Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
RV-2123-C2 32.768KHZ 20PPM TA QA RV-2123-C2 32.768KHZ 20PPM TA QA Micro Crystal 0.0000
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0.00000000 download Tape and Reel RoHS Compliant 10 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
DS1308U-3+T DS1308U-3+T Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2013 Active 1 (Unlimited) 8 EAR99 3V 3mm ROHS3 Compliant No 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL 3V DS1308 0.65mm S-PDSO-G8 Timer or RTC 3/5V Leap Year, NVSRAM, Square Wave Output Clock 56B 2.7V~5.5V HH:MM:SS (12/24 hr) SECONDS N NO I2C 1 YY-MM-DD-dd 1.3V~5.5V
IDT1338C-18SRI IDT1338C-18SRI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 2006 85°C -40°C Non-RoHS Compliant 16 SOIC 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
ISL12028IVAZ ISL12028IVAZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
DS1672S-33+T&R DS1672S-33+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.63V 2.97V Surface Mount -40°C~85°C Binary Counter DS1672 Trickle-Charger 8-SOIC Clock, Counter 2.97V~3.63V Binary Binary 500μA @ 3.63V 1.3V~3.63V
DS1644-120+ DS1644-120+ Maxim Integrated 0.0000
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0.00000000 download Tube 2005 yes Obsolete 1 (Unlimited) 28 EAR99 ROHS3 Compliant Lead Free 28 28-DIP Module (0.600, 15.24mm) Parallel not_compliant Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1644 28 NO 2.54mm Timer or RTC Not Qualified 5V Leap Year, NVSRAM 120 ns 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 4mA @ 4.5V~5.5V
ISL1208IU8Z-T7A ISL1208IU8Z-T7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 14 Weeks Surface Mount Cut Tape (CT) 2004 Active 2 8 EAR99 85°C -40°C 3mm RoHS Compliant Lead Free No 8 MSOP 2-Wire, I2C, Serial 5.5V Unknown 2.7V 3mm CMOS 1.1mm e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 INDUSTRIAL 0.65mm Clock 2B HH:MM:SS 0.032MHz I2C 2 B YY-MM-DD-dd
ISL12058IRUZ-T ISL12058IRUZ-T Intersil 0.0000
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0.00000000
1337ACSRI 1337ACSRI Renesas Electronics America 0.0000
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0.00000000 Last Time Buy 1 (Unlimited) 16-SOIC (0.295, 7.50mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V 1.3V~3.7V
X1226S8IZ X1226S8IZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 1 8 EAR99 85°C -40°C 4.9022mm RoHS Compliant Lead Free 8 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9116mm CMOS 1.7272mm e3 MATTE TIN DUAL 260 5V 40 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3/5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
RX-8731LC:B3 RX-8731LC:B3 EPSON 0.0000
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0.00000000 download Tape & Reel (TR) RX-8731LC Obsolete 1 (Unlimited) 85°C -40°C ROHS3 Compliant 12 12-TFSOJ (0.094, 2.40mm Width) I2C 5.5V 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ Clock 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
DS1685QN-3+ DS1685QN-3+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2000 yes Active 1 (Unlimited) 28 EAR99 11.505mm ROHS3 Compliant Lead Free 28-LCC (J-Lead) Parallel 11.505mm Surface Mount -40°C~85°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 3V NOT SPECIFIED DS1685 28 YES 1.27mm S-PQCC-J28 Timer or RTC Not Qualified 3V Alarm, NVSRAM, Square Wave Output, Y2K 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS1501WN+ DS1501WN+ Maxim Integrated 0.0000
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0.00000000 download 8 Weeks Tube 2013 yes Obsolete 1 (Unlimited) 28 EAR99 36.83mm ROHS3 Compliant Lead Free 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 TIN DUAL 260 3.3V NOT SPECIFIED DS1501 28 NO 2.54mm R-PDIP-T28 Timers or RTCs Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 3V~3.6V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
DS1375T+T&R DS1375T+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2008 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free Tin No 6 6-WDFN Exposed Pad I2C, 2-Wire Serial 5.5V 1.7V Surface Mount -40°C~85°C Clock/Calendar DS1375 Alarm, Leap Year, Square Wave Output 6-TDFN-EP (3x3) Clock 16B 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 1.7V~5.5V
X1205S8T1 X1205S8T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 2005 Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1205 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
ISL12028IVAZ-T ISL12028IVAZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 Alarm, Leap Year, Supervisor, Watchdog Timer 14-TSSOP 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
MCP79512-I/MS MCP79512-I/MS Microchip Technology 0.0000
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0.00000000 download 6 Weeks Tube 2012 Active 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 MCP79512 YES 0.5mm Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 5MHz YY-MM-DD-dd 1μA @ 1.8V~3.6V 1.3V~3.6V
DS1374U-3+ DS1374U-3+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 10 EAR99 3V 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 1 Binary Counter e3 Matte Tin (Sn) DUAL 260 3V 30 DS1374 10 0.5mm 2.7V 1 Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer NO Clock, Counter 2.7V~3.3V Binary 125μA @ 2.7V~3.3V 1.3V~3.7V
MCP7940MT-I/MS MCP7940MT-I/MS Microchip Technology 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2007 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP7940M 0.65mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM Clock 64B 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 1μA @ 5.5V
DS1553P-100 DS1553P-100 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 34 YES R-XDMA-U34 COMMERCIAL Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V 3V
RX-4803LC:AA3 PURE SN RX-4803LC:AA3 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-4803LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 2.1μA~3.4μA @ 3V~5V
PCF8583TD-T PCF8583TD-T NXP Semiconductors / Freescale 0.0000
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0.00000000 Cut Tape 8 EAR99 7.55mm RoHS Compliant Lead Free 8 SOIC 7.5mm CMOS 2.65mm e4 NICKEL PALLADIUM GOLD DUAL GULL WING 5V 8 INDUSTRIAL YES 1.27mm 2.5V -40°C Timer or RTC Not Qualified 3/5V 6V 2013-06-14 00:00:00 240B 0.2mA TIMER, REAL TIME CLOCK 0.032MHz 256 8 1/100SECOND Y YES I2C
BQ4802YDSH BQ4802YDSH Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 3 (168 Hours) Non-RoHS Compliant 28-SOIC (0.337, 8.56mm Width) with SNAPHAT Sockets Parallel Surface Mount 0°C~70°C Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 28-SOP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.4V~4V
DS1553-85+ DS1553-85+ Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2010 yes Obsolete 1 (Unlimited) 28 EAR99 5V 39.37mm ROHS3 Compliant No 28 28-DIP Module (0.600, 15.24mm) Parallel Unknown 10.67mm 18.8mm Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 MATTE TIN DUAL 5V DS1553 28 2.54mm Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 8KB 4.5V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y NO YY-MM-DD-dd 3mA @ 5V
IDT1337DVGI IDT1337DVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount yes 3 8 EAR99 85°C -40°C RoHS Compliant 8 TSSOP 2-Wire, I2C, Serial CMOS e3 Matte Tin (Sn) - annealed DUAL 260 30 INDUSTRIAL 0.635mm Timer or RTC Not Qualified 2/5V HH:MM:SS (12/24 hr) TIMER, MEMORY REFRESH SECONDS Y SERIAL, 2 WIRE/I2C YY-MM-DD-dd
RV-8564-C3-32.768KHZ-10PPM-TA-QC RV-8564-C3-32.768KHZ-10PPM-TA-QC Micro Crystal 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year 1V~5.5V HH:MM:SS YY-MM-DD-dd 0.35μA @ 3V
X1228S14IZ-2.7A X1228S14IZ-2.7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 3 14 EAR99 85°C -40°C 8.6614mm RoHS Compliant Lead Free SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 14 INDUSTRIAL 1.27mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 3/5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
M41T00AUDD1F M41T00AUDD1F STMicroelectronics 0.0000
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0.00000000 download 12 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 16 EAR99 3.3V 5mm ROHS3 Compliant Lead Free No 16 16-VFDFN Exposed Pad I2C, 2-Wire Serial 4mm Surface Mount 0°C~70°C CMOS 1mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 3.3V 30 M41T00 16 0.5mm Timer or RTC Audio, Leap Year, Trickle-Charger Clock 7B 3V~3.6V HH:MM:SS (24 hr) 0.032MHz SECONDS N YES I2C YY-MM-DD-dd 14.3mA @ 3V~3.6V 1.7V~3.6V
MCP795W11-I/SL MCP795W11-I/SL Microchip Technology 0.0000
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0.00000000 download 18 Weeks Surface Mount Tube 2012 Active 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W11 14 1.27mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 64B 8 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~3.6V
PT7C43390AWEX PT7C43390AWEX Diodes Incorporated 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output 1.35V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA~0.7μA @ 3V~5V
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