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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 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 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Number of Terminals Logic Function Access Time Memory Size Function Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DS1339AD+ DS1339AD+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount 2002 85°C -40°C RoHS Compliant 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
MAX31329ELB+ MAX31329ELB+ Maxim Integrated 0.0000
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RV-8263-C7-32.768KHZ-20PPM-TA-QA RV-8263-C7-32.768KHZ-20PPM-TA-QA Micro Crystal 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 8-WCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year, RAM 0.9V~5.5V HH:MM:SS YY-MM-DD-dd 240nA @ 3V
PCF8583T/5,112 PCF8583T/5,112 NXP Semiconductors 0.0000
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DS1646-120 DS1646-120 Maxim Integrated 0.0000
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0.00000000 download Tube 2003 Obsolete 1 (Unlimited) 32 EAR99 Non-RoHS Compliant Contains Lead 32-DIP Module (0.600, 15.24mm) Parallel not_compliant Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED DS1646 32 NO R-XDMA-P32 Not Qualified Leap Year, NVSRAM 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 4mA @ 4.5 V~5.5 V 3V
PCF8593T/1,112 PCF8593T/1,112 NXP Semiconductors 0.0000
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0.00000000 download Tube 1997 Discontinued 1 (Unlimited) 8 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL NOT SPECIFIED 3V NOT SPECIFIED PCF8593 8 YES 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 3/5V Alarm, NVSRAM 8B 2.5V~6V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND Y YES I2C YY-MM-DD-dd 8μA~15μA @ 2V~5V
RX-4803LC:UCB PURE SN RX-4803LC:UCB PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks 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
M41TC8025AMC6F M41TC8025AMC6F STMicroelectronics 0.0000
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0.00000000 download Tape and Reel Obsolete RoHS Compliant 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
ISL12027IVZ ISL12027IVZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12027 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
DS1556-70+ DS1556-70+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Through Hole Tube 2003 yes Active 1 (Unlimited) 32 EAR99 5V 44.2mm ROHS3 Compliant Lead Free No 32 32-DIP Module (0.600, 15.24mm) Parallel Unknown 10.92mm 18.8mm Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1556 32 2.54mm Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 128KB 4.5V~5.5V HH:MM:SS (24 hr) SECONDS Y NO YY-MM-DD-dd 6mA @ 5V
BQ4287MT-SB2 BQ4287MT-SB2 Texas Instruments 0.0000
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0.00000000 Through Hole no 24 EAR99 70°C 0°C 5V 33.72mm RoHS Compliant Contains Lead Tin No 24 DIP Parallel 5.5V No SVHC 4.5V 9.52mm 18.42mm CMOS 8542.39.00.01 DUAL 5V 24 COMMERCIAL 2.54mm Timer or RTC 5V 12 Clock 114B HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd
ISL1218IUZ ISL1218IUZ Intersil 0.0000
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DS12R887-5 DS12R887-5 Maxim Integrated 0.0000
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0.00000000 Tray 2010 no Obsolete 1 (Unlimited) 24 EAR99 5V 33.782mm ROHS3 Compliant No 48 48-BBGA Parallel 15.24mm Surface Mount -40°C~85°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS12R887 24 NO 2.54mm R-PDIP-T24 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
DS1747W-120+ DS1747W-120+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2012 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°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
X1227V8Z-4.5A X1227V8Z-4.5A Intersil Corporation 0.0000
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0.00000000 1 EAR99 4.4mm RoHS Compliant compliant 3mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 8 COMMERCIAL YES 0.65mm R-PDSO-G8 4.5V 70°C Timer or RTC Not Qualified 5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
X1288V14Z-4.5AT1 X1288V14Z-4.5AT1 Renesas Electronics America Inc. 0.0000
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0.00000000 download Tape & Reel (TR) 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
DS1642-70 DS1642-70 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 Obsolete 1 (Unlimited) 24 EAR99 5V 33.02mm Non-RoHS Compliant Contains Lead No 24 24-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS 10.668mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V DS1642 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 2KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V
1339-31DCGI 1339-31DCGI Integrated Device Technology 0.0000
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PT7C4302WE PT7C4302WE Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Surface Mount Tube 2015 Last Time Buy 3 (168 Hours) 8 EAR99 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN DUAL 260 2V 40 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B 1.2V~5.5V HH:MM:SS (12/24 hr) SECONDS N NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 1.5V~5.5V
DS1248Y-100IND DS1248Y-100IND Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 Obsolete 1 (Unlimited) 32 EAR99 43.053mm Non-RoHS Compliant Contains Lead 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 100GHz 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8542.39.00.01 Phantom Time Chip e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED DS1248 32 2.54mm Timer or RTC Not Qualified 5V NVSRAM 100 ns 128KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V
DS1744-70IND+ DS1744-70IND+ Maxim Integrated 0.0000
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0.00000000 download 13 Weeks Tube 2011 yes Active 1 (Unlimited) 28 EAR99 38.227mm ROHS3 Compliant Lead Free 28 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.668mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1744 28 NO 2.54mm Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V
RX8900SA:UCB PURE SN RX8900SA:UCB PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
1338AC-31SRGI8 1338AC-31SRGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2006 yes Active 3 16 EAR99 85°C -40°C 3.3V 10.4mm RoHS Compliant Lead Free Tin 16 SOIC 2-Wire, I2C, Serial 2.34mm 7.6mm 2.34mm CMOS 8542.39.00.01 e3 DUAL 260 NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 2.5/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
X1286V14I X1286V14I Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 1 (Unlimited) 14 EAR99 85°C -40°C 5mm Non-RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial not_compliant 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 NO I2C 1 YY-MM-DD-dd
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
DS1554WP-120IND+ DS1554WP-120IND+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Surface Mount Tray 2010 yes Active 3 (168 Hours) 34 EAR99 3.3V 25.019mm ROHS3 Compliant Lead Free No 34 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 245 3.3V 40 DS1554 34 1.27mm Timer or RTC Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 32KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V 3V
RX-8803SA:UB3PURESN RX-8803SA:UB3PURESN EPSON 0.0000
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0.00000000
DS1307ZN/T&R DS1307ZN/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1307 Leap Year, NVSRAM, Square Wave Output 8-SOIC 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
BQ4845YP-A4 BQ4845YP-A4 Texas Instruments 0.0000
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0.00000000 download Through Hole Tube Obsolete 1 (Unlimited) 28 EAR99 5V 37.084mm ROHS3 Compliant Lead Free Lead, Tin 28 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 4.826mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 5V NOT SPECIFIED BQ4845 28 2.54mm Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
ISL12027IV27AZ-T ISL12027IV27AZ-T Rochester Electronics 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 -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 8-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
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