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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time 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 Radiation Hardening Number of Pins Additional Feature Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Frequency 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 (Max) Operating Temperature (Min) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Adjustable Threshold Supplier Device Package Number of Terminals Source Url Status Check Date Logic Function Access Time Screening Level Memory Size Function 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 Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DS1685E-3+ DS1685E-3+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2000 yes Active 1 (Unlimited) 24 EAR99 3V 7.9mm ROHS3 Compliant Lead Free No 24 24-TSSOP (0.173, 4.40mm Width) Parallel Unknown 950μm 4.5mm Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V DS1685 24 0.65mm Timer or RTC 3V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
RV-3032-C7 32.768KHZ-2.5PPM-TA-QC RV-3032-C7 32.768KHZ-2.5PPM-TA-QC Micro Crystal 0.0000
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0.00000000
X1227V8Z X1227V8Z Intersil 0.0000
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0.00000000
DS12885QN+T&R DS12885QN+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2010 Active 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant Lead Free No 28 28-LCC (J-Lead) Parallel 5.5V 4.5V Surface Mount -40°C~85°C Clock/Calendar DS12885 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 28-PLCC (11.51x11.51) Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
PT7C4563LE PT7C4563LE Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Last Time Buy 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C TA CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL 3V YES 0.65mm R-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
PCA2125TS/1,112 PCA2125TS/1,112 NXP Semiconductors 0.0000
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0.00000000 download Tube 2008 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI unknown 4.4mm Surface Mount -40°C~125°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 2V 30 PCA2125 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer AEC-Q100 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO SERIAL, 3-WIRE YY-MM-DD-dd 1.8μA @ 2V~5V
DS1747W-120IND+ DS1747W-120IND+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2007 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1747 32 NO 2.54mm Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 512KB 2.97V~3.63V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
X1288S16-4.5AT1 X1288S16-4.5AT1 Intersil Corporation 0.0000
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0.00000000 1 EAR99 10.3mm Non-RoHS Compliant not_compliant 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 5V NOT SPECIFIED 16 COMMERCIAL YES 1.27mm R-PDSO-G16 4.5V 70°C Timer or RTC Not Qualified 5V 5.5V 16 TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1
M48T12-200PC1 M48T12-200PC1 STMicroelectronics 0.0000
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0.00000000 download Through Hole Tube Timekeeper® Obsolete 1 (Unlimited) 24 EAR99 5V 34.545mm ROHS3 Compliant 24 24-DIP Module (0.600, 15.24mm) Parallel 200GHz Through Hole 0°C~70°C CMOS 9.65mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 10 M48T12 24 2.54mm Timer or RTC Not Qualified 5V Leap Year Clock 200 ns 15.6kB 80mA 4.5V~5.5V HH:MM:SS (24 hr) 8 2040 8 SECONDS N NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
DS1284+ DS1284+ Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 1 (Unlimited) 28 36.83mm ROHS3 Compliant ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P 28-DIP (0.600, 15.24mm) Parallel unknown 15.24mm Through Hole 0°C~70°C CMOS 5.08mm Clock/Calendar e3 MATTE TIN DUAL 260 5V NOT SPECIFIED 28 NO 2.54mm R-PDIP-T28 COMMERCIAL Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 50B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 7mA @ 5V 2.4V~3.5V
X1226S8ZT1 X1226S8ZT1 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 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
1339-31DVGI8 1339-31DVGI8 Renesas Electronics America 0.0000
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0.00000000 download 12 Weeks Tape & Reel (TR) Active 3 (168 Hours) ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TSSOP 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
RTC-72423B RTC-72423B EPSON 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 24-SOIC (0.311, 7.90mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Leap Year 24-SOP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
S-35399A02-HRT1 S-35399A02-HRT1 ABLIC U.S.A. Inc. 0.0000
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0.00000000 Tape & Reel (TR) yes Not For New Designs 1 (Unlimited) 12 EAR99 1.97mm RoHS Compliant 12-UFBGA, WLBGA I2C, 2-Wire Serial 1.84mm Surface Mount -40°C~85°C CMOS 0.6mm 8542.39.00.01 Clock/Calendar BOTTOM 260 3V 10 12 YES 0.5mm R-PBGA-B12 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 2-WIRE/I2C YY-MM-DD-dd 14μA~30μA @ 3V~5V
X1228S14IZ X1228S14IZ Renesas Electronics America 0.0000
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0.00000000 download Tube 2005 Obsolete 3 (168 Hours) ROHS3 Compliant 14-SOIC (0.154, 3.90mm 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
X1288V14I-2.7T1 X1288V14I-2.7T1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount 1 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 240 5V 30 14 INDUSTRIAL 0.65mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 3/5V 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
DS1553W-150 DS1553W-150 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 3V
DS1643-85+ DS1643-85+ Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2010 yes Obsolete 1 (Unlimited) 34 EAR99 5V ROHS3 Compliant No 28 28-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 MATTE TIN DUAL 5V DS1643 34 R-XDMA-U34 Leap Year, NVSRAM Clock 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V
X1288V14-2.7 X1288V14-2.7 Intersil 0.0000
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PCF2123BS/1,118 PCF2123BS/1,118 NXP Semiconductors 0.0000
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0.00000000
X1288V14-2.7AT1 X1288V14-2.7AT1 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 0°C~70°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
RX8900CE:UA0 RX8900CE:UA0 EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) 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
RV-3049-C2-32.768K-OPTION-B-TA-QA RV-3049-C2-32.768K-OPTION-B-TA-QA Micro Crystal 0.0000
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PCF2127AT PCF2127AT NXP Semiconductors 0.0000
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0.00000000 download Active Yes with exemptions 20 Clock/Calendar HH:MM:SS DW:DM:M:Y
PT7C4563UEX PT7C4563UEX Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Surface Mount Tape & Reel (TR) 2017 Last Time Buy 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant Lead Free 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C TA CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL 3V PT7C4563 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output Clock 1.3V~5.5V HH:MM:SS (24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
X1288S16IT1 X1288S16IT1 Intersil 0.0000
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0.00000000
X1227S8I-2.7A X1227S8I-2.7A Intersil 0.0000
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0.00000000
DS1340U-18 DS1340U-18 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 yes Obsolete 1 (Unlimited) 8 EAR99 3mm Non-RoHS Compliant Contains Lead 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 e3 Matte Tin (Sn) DUAL 260 1.8V 30 DS1340 8 YES 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 1.8V Leap Year, Trickle-Charger 1.71V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO I2C YY-MM-DD-dd 100μA @ 1.89V 1.3V~3.7V
PCF8593TD-T PCF8593TD-T NXP Semiconductors / Freescale 0.0000
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0.00000000 Cut Tape yes 8 EAR99 4.9mm RoHS Compliant Lead Free 8 3.9mm CMOS 1.75mm DUAL GULL WING NOT SPECIFIED 3V NOT SPECIFIED 8 INDUSTRIAL YES 1.27mm 2.5V -40°C Timer or RTC Not Qualified 3/5V 6V 2013-06-14 00:00:00 8B TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C
MAX6909EO30+ MAX6909EO30+ Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 20 8.65mm ROHS3 Compliant 20-SSOP (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount BICMOS 1.73mm 1 Clock/Calendar/Supervisor e3 TIN DUAL 260 3V NOT SPECIFIED 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 2.7V 85°C -40°C 1 3.3V YES 31B 2.7V~3.3V HH:MM:SS (12/24 hr) YY-MM-DD-dd
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