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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published 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 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 Type JESD-609 Code Terminal Finish Terminal Position 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Logic Function Screening Level Memory Size RAM Size Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
X1288V14Z-4.5A X1288V14Z-4.5A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 2A (4 Weeks) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
IDT1338C-31SRI8 IDT1338C-31SRI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 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
DS1670S DS1670S Maxim Integrated 0.0000
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0.00000000 download Tube 2009 no Obsolete 1 (Unlimited) 20 EAR99 12.8mm Non-RoHS Compliant Contains Lead 3-CHANNEL, 8-BIT ADC 20-SOIC (0.295, 7.50mm Width) 3-Wire Serial not_compliant 7.5mm Surface Mount 0°C~70°C CMOS 2.65mm 8542.31.00.01 Portable System Controller e0 Tin/Lead (Sn/Pb) DUAL 245 3.3V NOT SPECIFIED DS1670 20 YES 1.27mm R-PDSO-G20 Timers or RTCs Not Qualified 3.3V Alarm, Leap Year, Watchdog Timer 2.97V~3.63V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 100μA @ 3.3V 2.5V~3.7V
RX8901CE XB B06 RX8901CE XB B06 EPSON 0.0000
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DS1371U+C01 DS1371U+C01 Maxim Integrated 0.0000
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0.00000000 download 2 Weeks Surface Mount Tube 2007 Obsolete 1 (Unlimited) ROHS3 Compliant No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Binary Counter DS1371 Alarm, Square Wave Output, Watchdog Timer Counter 1.7V~5.5V Binary 1.3μA @ 1.7V~5.5V
RX-4571SA:B0 PURE SN RX-4571SA:B0 PURE SN EPSON 0.0000
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DS1343E-33+T&R DS1343E-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 No 20 20-TSSOP (0.173, 4.40mm Width) SPI 5.5V 3V Surface Mount -40°C~85°C Clock/Calendar DS1343 Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 20-TSSOP Clock 96B 3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 120μA~160μA @ 3.63V~5.5V 1.3V~5.5V
X1227V8-4.5A X1227V8-4.5A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 8 EAR99 70°C 0°C 4.4mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 3mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 8 COMMERCIAL 0.65mm R-PDSO-G8 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 YY-MM-DD-dd
DS14285Q DS14285Q Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 no Obsolete 1 (Unlimited) 28 EAR99 11.505mm Non-RoHS Compliant Lead Free 28 28-LCC (J-Lead) Parallel not_compliant 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) QUAD 245 5V NOT SPECIFIED DS14285 28 1.27mm Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
DS3234S#T&R DS3234S#T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2010 Active 1 (Unlimited) 70°C 0°C 3.3V ROHS3 Compliant No 20 20-SOIC (0.295, 7.50mm Width) SPI 5.5V No SVHC 2V Surface Mount 0°C~70°C Clock/Calendar DS3234 Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal 20-SOIC Clock 256B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 120μA~160μA @ 3.63V~5.5V 2V~3.8V
CV194CPAG CV194CPAG Integrated Device Technology (IDT) 0.0000
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0.00000000 RoHS Compliant
RX8900CEUC3 RX8900CEUC3 EPSON 0.0000
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0.00000000
X1227V8I-2.7A X1227V8I-2.7A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
PCF8593T,118 PCF8593T,118 NXP Semiconductors 0.0000
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DS1315S-5 DS1315S-5 Rochester Electronics 0.0000
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0.00000000 Tube Obsolete 3 (168 Hours) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Phantom Time Chip Leap Year 16-SOIC 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
X1226V8ZT1 X1226V8ZT1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1226 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
DS1744P-70IND DS1744P-70IND Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2006 Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel Unknown Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL 240 5V DS1744 34 Timer or RTC 5V Leap Year, NVSRAM, Y2K Clock 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V 3V
ISL1208IU8 ISL1208IU8 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2004 Discontinued 1 8 EAR99 85°C -40°C 3mm Non-RoHS Compliant Contains Lead 8 MSOP 2-Wire, I2C, Serial 5.5V not_compliant 2.7V 3mm CMOS 1.1mm e0 Tin/Lead (Sn/Pb) DUAL 240 3V 30 8 INDUSTRIAL 0.65mm Timer or RTC Not Qualified 3/5V 2B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
X1288V14I-2.7A X1288V14I-2.7A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1338U-33 DS1338U-33 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 3mm Non-RoHS Compliant 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 e0 TIN LEAD DUAL 240 3.3V 20 8 YES 0.65mm S-PDSO-G8 COMMERCIAL Leap Year, NVSRAM, Square Wave Output 56B 3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 125μA~200μA @ 3.63V~5.5V 1.3V~3.7V
DS17287-3 DS17287-3 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2012 no Obsolete 1 (Unlimited) 24 EAR99 3V 38.1mm Non-RoHS Compliant Contains Lead No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown 10.67mm 18.29mm Through Hole 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3V DS17287 24 2.54mm Timer or RTC 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 2KB 2.7V~3.7V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
X1288V14T1 X1288V14T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1286A8 X1286A8 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1286 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
M41T00M6E M41T00M6E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 85°C -40°C 5mm Non-RoHS Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 5.5V No SVHC 2V 1.25mm 4mm Surface Mount -40°C~85°C Clock/Calendar M41T00 Leap Year 8-SO Clock 1B 8B 2V~5.5V HH:MM:SS 8 B YY-MM-DD-dd 70μA @ 2V~5.5V 2.5V~3.5V
DS1553W-120 DS1553W-120 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 28 38.862mm Non-RoHS Compliant 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C 9.398mm Clock/Calendar e0 TIN LEAD DUAL 240 3.3V NOT SPECIFIED 28 NO 2.54mm R-PDIP-P28 COMMERCIAL Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 2mA @ 3.3V
1337CSRI8 1337CSRI8 Renesas Electronics America 0.0000
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0.00000000 Tape & Reel (TR) 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
DS12887 DS12887 Maxim Integrated 0.0000
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0.00000000 download Tube 1998 no Obsolete 1 (Unlimited) 24 EAR99 33.782mm Non-RoHS Compliant Contains Lead 24 DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING; 10 YEARS DATA RETENTION 24-DIP Module (0.600, 15.24mm) Parallel not_compliant Through Hole 0°C~70°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL NOT APPLICABLE 5V NOT APPLICABLE DS12887 24 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
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
DS3231S DS3231S Maxim Integrated 0.0000
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0.00000000 download Tube 2012 no Obsolete 1 (Unlimited) 16 EAR99 10.3mm ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial not_compliant 7.5mm Surface Mount 0°C~70°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL 240 3.3V 20 DS3231 16 YES 1.27mm R-PDSO-G16 Not Qualified Alarm, Leap Year, Square Wave Output, TCXO/Crystal 2.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 110μA~170μA @ 3.63V~5.5V 2.3V~5.5V
MCP79401-I/ST MCP79401-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2011 Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP79401 8 0.65mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock TS 16949 64B 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.2μA Typ @ 3.3V 1.3V~5.5V
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