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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 Additional Feature 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 Nominal Supply Current 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) Number of Outputs Feature Load Capacitance Power Dissipation Supplier Device Package Logic Function Access Time Memory Size Memory Type RAM Size Number of Bits Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DS1251YP-70 DS1251YP-70 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel 70GHz Surface Mount 0°C~70°C CMOS 8542.39.00.01 Phantom Time Chip e0 TIN LEAD DUAL 5V DS1251 34 Timer or RTC 5V Leap Year, NVSRAM Clock 70 ns 512KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 10mA @ 5V 3V
PCF8583T/F5,112 PCF8583T/F5,112 NXP Semiconductors 0.0000
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DS1251YP-70IND DS1251YP-70IND Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant USE DS9034PCX TO ORDER POWERCAP 34-PowerCap™ Module Parallel unknown Surface Mount -40°C~85°C Phantom Time Chip e0 TIN LEAD DUAL 225 5V 30 34 YES R-XDMA-U34 COMMERCIAL Leap Year, NVSRAM 512kb 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 YY-MM-DD-dd 10mA @ 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
IDT1339-2DCGI8 IDT1339-2DCGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 85°C -40°C RoHS Compliant SOIC 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
PCA8565AU/5DA/1,01 PCA8565AU/5DA/1,01 NXP Semiconductors 0.0000
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X1205S8ZT1 X1205S8ZT1 Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED 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
DS1742-70+ DS1742-70+ Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 3 (168 Hours) 24 37.595mm ROHS3 Compliant 24-DIP Module (0.600, 15.24mm) Parallel unknown 15.24mm Through Hole 0°C~70°C 8.51mm Clock/Calendar e3 TIN DUAL 260 5V NOT SPECIFIED 24 NO 2.54mm R-PDIP-P24 COMMERCIAL Leap Year, NVSRAM, Y2K 2KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V
ISL12029IB27AZ ISL12029IB27AZ Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 2 (1 Year) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 14-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
X1288V14Z-4.5A X1288V14Z-4.5A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount 5 14 EAR99 70°C 0°C 5mm RoHS Compliant TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED 14 COMMERCIAL 0.65mm R-PDSO-G14 4.5V Not Qualified 5.5V HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz I2C 1 YY-MM-DD-dd
X1228S14I-4.5A X1228S14I-4.5A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1228 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
X1228V14IZ X1228V14IZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1228 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
DS1315EN-5 DS1315EN-5 Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 20-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Phantom Time Chip Leap Year 20-TSSOP 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
M41T94MQ6F M41T94MQ6F STMicroelectronics 0.0000
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0.00000000 download 10 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 3 (168 Hours) 16 EAR99 10mm ROHS3 Compliant Lead Free Tin No 16 16-SOIC (0.154, 3.90mm Width) SPI 1.6mm 4mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e4 NICKEL/PALLADIUM/GOLD (NI/PD/AU) DUAL 260 3V 30 M41T94 16 1.27mm Timer or RTC 3/5V Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer Clock 44B 2.7V~5.5V HH:MM:SS:hh (24 hr) 0.032MHz 1/100SECOND Y SERIAL, 3-WIRE 44 B 1 YY-MM-DD-dd 1.4mA @ 2.7V~5.5V 2.5V~3.5V
DS12CR887-5+ DS12CR887-5+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Through Hole Tube 2003 yes Active 1 (Unlimited) 24 EAR99 5V 33.782mm ROHS3 Compliant Lead Free No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown Through Hole -40°C~85°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS12CR887 24 2.54mm Timer or RTC 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2mA @ 4.5V~5.5V 2V~3.05V
1337AGDCGI 1337AGDCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 1 8 EAR99 85°C -40°C 4.9mm RoHS Compliant Lead Free 8 SOIC 2-Wire, I2C, Serial 3.9mm 1.5mm CMOS 1.75mm e3 Matte Tin (Sn) DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 2/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
1338-31DVGI8 1338-31DVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel 2006 yes Active 3 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free Tin 8 MSOP 2-Wire, I2C, Serial 3mm 970μm CMOS 1.1mm e3 DUAL 260 30 8 INDUSTRIAL 0.65mm Timer or RTC Not Qualified 3.6/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
1337AGDCGI8 1337AGDCGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 1 8 EAR99 85°C -40°C 4.9mm RoHS Compliant Lead Free 8 SOIC 2-Wire, I2C, Serial 3.9mm 1.5mm CMOS 1.75mm e3 Matte Tin (Sn) DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 2/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
M41T62Q6F M41T62Q6F STMicroelectronics 0.0000
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0.00000000 download 18 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Timekeeper® Active 1 (Unlimited) 16 SMD/SMT EAR99 3mm ROHS3 Compliant Lead Free Tin No 16 16-VFQFN Exposed Pad I2C, 2-Wire Serial No SVHC 32.768kHz 880μm 3mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 QUAD 260 2V 30 M41T62 16 0.5mm Timer or RTC 1.5/3V 2 Alarm, Leap Year, Square Wave Output, Watchdog Timer Clock 16B 16B 1.3V~4.4V HH:MM:SS:hh (24 hr) 1/100SECOND Y I2C 16 B 1 YY-MM-DD-dd 0.7μA~0.95μA @ 1.3V~4.4V
M48T35Y-70PC1 M48T35Y-70PC1 STMicroelectronics 0.0000
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0.00000000 download 25 Weeks ACTIVE (Last Updated: 7 months ago) Through Hole Tube Timekeeper® Active 1 (Unlimited) 28 EAR99 5V 39.88mm ROHS3 Compliant Lead Free No 28 28-DIP Module (0.600, 15.24mm) Parallel No SVHC 70GHz 8.89mm 18.34mm Through Hole 4.190003g 0°C~70°C CMOS 8542.39.00.01 80mA Clock/Calendar e3 Matte Tin (Sn) DUAL 5V M48T35 28 2.54mm Timer or RTC 5V Leap Year 100pF 1W Clock 70 ns 32kB SRAM 4.5V~5.5V HH:MM:SS (24 hr) 32760 SECONDS N NO YY-MM-DD-dd 2mA @ 4.75V~5.5V
RTC-8564JEBX ROHS RTC-8564JEBX ROHS EPSON 0.0000
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DS3234SN# DS3234SN# Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2010 yes Active 1 (Unlimited) 20 EAR99 3.3V 13mm ROHS3 Compliant Tin No 20 20-SOIC (0.295, 7.50mm Width) SPI Unknown 2.35mm 7.6mm Surface Mount 800.987426mg -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 DUAL 260 3.3V 30 DS3234 20 1.27mm Timer or RTC Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal Clock 256B 8 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 120μA~160μA @ 3.63V~5.5V 2V~3.8V
DS1305E/T&R DS1305E/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2002 Obsolete 1 (Unlimited) 70°C 0°C Non-RoHS Compliant Contains Lead No 20 20-TSSOP (0.173, 4.40mm Width) SPI 5.5V No SVHC 2V Surface Mount 0°C~70°C Clock/Calendar DS1305 Alarm, Leap Year, NVSRAM, Trickle-Charger 20-TSSOP Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
DS17285S-5/T&R DS17285S-5/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 24-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS17285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
DS1558Y DS1558Y Maxim Integrated 0.0000
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0.00000000 download Tray 2009 no Obsolete 3 (168 Hours) 48 EAR99 7mm Non-RoHS Compliant Contains Lead 48-LQFP Parallel not_compliant 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) QUAD 245 5V NOT SPECIFIED DS1558 48 YES 0.5mm S-PQFP-G48 Timer or RTC Not Qualified 5V Alarm, Leap Year, Watchdog Timer, Y2K 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YY-MM-DD-dd 6mA @ 5V 2.5V~3.7V
AB1815-T3 AB1815-T3 Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Cut Tape (CT) 2012 Active 1 (Unlimited) 85°C -40°C RoHS Compliant Lead Free No 16-VFQFN Exposed Pad SPI 3.6V 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 16-QFN (3x3) Clock 256B 1.7V~3.6V HH:MM:SS:hh 256 B YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
DS1685QN-5+ DS1685QN-5+ Maxim Integrated 0.0000
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0.00000000 download 14 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 Tin (Sn) QUAD 260 5V NOT SPECIFIED DS1685 28 YES 1.27mm S-PQCC-J28 Timer or RTC Not Qualified 5V Alarm, NVSRAM, Square Wave Output, Y2K 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
AB0805-T3 AB0805-T3 Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Cut Tape (CT) 2012 Active 1 (Unlimited) 85°C -40°C RoHS Compliant Lead Free No 16 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3.6V No SVHC 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 16-QFN (3x3) Clock 256B 1.7V~3.6V HH:MM:SS:hh 256 B YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
RV5C348A-E2-F RV5C348A-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant 10-LFSOP, 10-MSOP (0.110, 2.80mm Width) 4-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 10-SSOP-G Clock 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1μA @ 3V
RX8900CE:UBB RX8900CE:UBB EPSON 0.0000
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0.00000000 download 13 Weeks RX8900CE Active 1 (Unlimited) ROHS3 Compliant 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
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