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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 Termination ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free Contact Plating Radiation Hardening Number of Pins Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Frequency Height Width Thickness Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code 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 (Max) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Number of Circuits Supplier Device Package Number of Terminals Logic Function Memory Size Function RAM Size Number of Bits 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
RX-8581SA:B0 RX-8581SA:B0 EPSON 0.0000
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0.00000000 download Tape & Reel (TR) RX-8581SA Obsolete 1 (Unlimited) 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
X1288V14I-4.5A X1288V14I-4.5A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 14 EAR99 85°C -40°C 5mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 14 INDUSTRIAL 0.65mm R-PDSO-G14 4.5V Timer or RTC Not Qualified 5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd
RX8900CE:UB0 RX8900CE:UB0 EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX8900CE Active 1 (Unlimited) 85°C -40°C 3V ROHS3 Compliant 10 10-SMD, No Lead I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 10-SMD 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
RTC72421B RTC72421B EPSON 0.0000
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DS17285E-3+ DS17285E-3+ Rochester Electronics 0.0000
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0.00000000 download no Obsolete 3 (168 Hours) 28 11.8mm ROHS3 Compliant 8mm CMOS 1.2mm e0 TIN LEAD DUAL GULL WING 240 3V 20 28 COMMERCIAL YES 0.55mm R-PDSO-G28 2.7V 70°C COMMERCIAL 3.7V 8 TIMER, REAL TIME CLOCK 0.032MHz PARALLEL, MUXED BUS 1
DS1340Z-33+ DS1340Z-33+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 8 SMD/SMT EAR99 3.3V 5mm ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Unknown 32.768kHz 1.5mm 4mm Surface Mount 540.001716mg -40°C~85°C CMOS Clock/Calendar e3 DUAL 3.3V DS1340 8 Timer or RTC 1 Leap Year, Trickle-Charger Clock 2.97V~5.5V HH:MM:SS (24 hr) SECONDS N NO I2C YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
BQ3287AMT-I BQ3287AMT-I Texas Instruments 0.0000
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0.00000000 download Through Hole no 24 EAR99 70°C -20°C 5V 33.72mm RoHS Compliant Contains Lead Tin No 24 PDIP Parallel 5.5V 4.5V 9.52mm 18.42mm CMOS 8542.39.00.01 DUAL 5V OTHER 2.54mm Timer or RTC 5V Clock 114B HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd
PT7C4363BZEEX PT7C4363BZEEX Diodes Incorporated 0.0000
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0.00000000 download 20 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant 8-WFDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar NOT SPECIFIED NOT SPECIFIED Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.85μA~0.9μA @ 3V~5V
DS1556P-70IND DS1556P-70IND Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2012 Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL 240 5V DS1556 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
M41T56MH6F M41T56MH6F STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 28 EAR99 5V 18.1mm ROHS3 Compliant Lead Free 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets I2C, 2-Wire Serial 8.56mm Surface Mount -40°C~85°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar DUAL 260 5V 10 M41T56 28 1.27mm Timer or RTC Not Qualified 5V Leap Year, NVSRAM Clock 56B 4.5V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO I2C YY-MM-DD-dd 100μA Typ @ 4.5V~5.5V 2.5V~3.5V
DS1746P-70IND+ DS1746P-70IND+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2012 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 MATTE TIN DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1746 34 YES 1.27mm R-XDMA-U34 Timers or RTCs Not Qualified 3.3/5V Leap Year, NVSRAM, Y2K 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V 3V
M41T11MH6F M41T11MH6F STMicroelectronics 0.0000
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0.00000000 download 26 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 3 (168 Hours) 28 EAR99 18.49mm ROHS3 Compliant Lead Free No 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets I2C, 2-Wire Serial 2.69mm 8.89mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 225 30 M41T11 28 1.27mm Timer or RTC 2.5/5V Leap Year, NVSRAM Clock 56B 2V~5.5V HH:MM:SS 0.032MHz SECONDS N I2C 56 B YY-MM-DD-dd 70μA @ 2V~5.5V 2.5V~3.5V
1338C-18SRI 1338C-18SRI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2006 no Discontinued 3 16 EAR99 85°C -40°C 1.8V 10.4mm RoHS Compliant Contains Lead Tin 16 SOIC 2-Wire, I2C, Serial 7.6mm 2.34mm CMOS 2.65mm 8542.39.00.01 e3 DUAL 260 3.3V NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 2/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
ISL1208IRT8Z ISL1208IRT8Z Renesas Electronics America 0.0000
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0.00000000 download 8 Weeks Tube Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant 8-WDFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.85mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL1208 8 YES 0.65mm S-PDSO-N8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
MAX6900ETT-T MAX6900ETT-T Maxim Integrated 0.0000
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0.00000000 download Surface Mount Cut Tape 2013 no 10 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free No 6 2-Wire, I2C, Serial 5.5V 2V 400kHz 3mm CMOS 0.8mm e0 Tin/Lead (Sn/Pb) DUAL 3.3V 10 INDUSTRIAL 0.5mm Timer or RTC 2.5/5V 1 Clock 31B HH:MM:SS SECONDS N YES I2C YY-MM-DD-dd
R2051L02-E2 R2051L02-E2 Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant
X1288V14IT1 X1288V14IT1 Intersil Corporation 0.0000
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0.00000000 1 EAR99 5mm Non-RoHS Compliant not_compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 5V 30 14 INDUSTRIAL YES 0.65mm R-PDSO-G14 4.5V 85°C -40°C Timer or RTC Not Qualified 5V 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1
X1227S8IZ X1227S8IZ Intersil 0.0000
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0.00000000
DS32B35-33IND# DS32B35-33IND# Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2008 yes Obsolete 1 (Unlimited) 20 EAR99 3.3V 12.8mm ROHS3 Compliant No 20 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Unknown 32.8kHz 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm Clock/Calendar e3 TIN DUAL 260 3.3V DS32B35 20 1.27mm Timer or RTC 3 Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal Clock 2KB 8 2.7V~3.63V HH:MM:SS (12/24 hr) 1 MINUTES Y NO I2C 1 YY-MM-DD-dd 110μA @ 3.63V 2.3V~3.6V
DS1338Z-3+T&R DS1338Z-3+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 85°C -40°C 3V ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.3V 2.7V Surface Mount -40°C~85°C Clock/Calendar DS1338 Leap Year, NVSRAM, Square Wave Output 8-SOIC Clock 56B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.3V 1.3V~3.7V
DS1672S-3 DS1672S-3 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 yes Obsolete 1 (Unlimited) 8 EAR99 4.9mm Non-RoHS Compliant Contains Lead 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8473.30.11.80 Binary Counter e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1672 8 YES 1.27mm R-PDSO-G8 Timers or RTCs Not Qualified 3.3V Trickle-Charger 2.7V~3.3V Binary 0.032MHz SECONDS N NO I2C 500μA @ 3.3V 1.3V~3.63V
RV-3149-C3-32.768KHZ-OPTION-A-TA-QC RV-3149-C3-32.768KHZ-OPTION-A-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 SPI, 4-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, EEPROM, NVRAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
DS3231S/T&R DS3231S/T&R Maxim Integrated 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 70°C 0°C 3.3V ROHS3 Compliant Tin No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 5.5V 2.3V Surface Mount 0°C~70°C Clock/Calendar DS3231 Alarm, Leap Year, Square Wave Output, TCXO/Crystal 16-SOIC Clock 2.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 110μA~170μA @ 3.63V~5.5V 2.3V~5.5V
RTC8564JE:B0:ROHS RTC8564JE:B0:ROHS Epson America, Inc 0.0000
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0.00000000 download Active Yes with exemptions 20 Clock/Calendar/Alarm/Timer HH:MM:SS DW:DM:M:Y
DS1339BU+T DS1339BU+T Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant 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 3.3V DS1339 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 1.8/5V Alarm, Leap Year, Square Wave Output, Trickle-Charger 1.71V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 200μA @ 1.71V~5.5V 1.3V~3.7V
ISL12082IB8Z ISL12082IB8Z Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tube 2008 Active 1 (Unlimited) EAR99 ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed NOT SPECIFIED NOT SPECIFIED ISL12082 8 Alarm, Leap Year, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
CDP68HC68T1E CDP68HC68T1E Intersil 0.0000
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0.00000000
ISL12027IB27AZ ISL12027IB27AZ Renesas Electronics America 0.0000
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0.00000000 download Tube 2018 Obsolete 1 (Unlimited) EAR99 ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar NOT SPECIFIED NOT SPECIFIED ISL12027 8 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
DS1339AD+T DS1339AD+T Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) ROHS3 Compliant I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TDFN EP 1.71V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 1.71V~5.5V 1.3V~3.7V
DS1392U-18 DS1392U-18 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Bulk 2009 1 10 EAR99 85°C -40°C 1.8V 3mm RoHS Compliant Lead Free No 10 UMAX Serial 1.89V 1.71V 3mm CMOS 1.1mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 1.8V 20 10 INDUSTRIAL 0.5mm Timer or RTC Clock HH:MM:SS:hh 0.032MHz Y YES 1 YY-MM-DD-dd
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