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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 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 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature 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
ISL12027IV27Z ISL12027IV27Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2010 Active 1 8 EAR99 85°C -40°C 3.3V 3.05mm RoHS Compliant Lead Free No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 1.05mm 4.5mm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
ISL12020MIRZ-T7A ISL12020MIRZ-T7A Renesas Electronics America 0.0000
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0.00000000 download 3 Weeks Tape & Reel (TR) Active 1 (Unlimited) 20 EAR99 5.5mm ROHS3 Compliant 20-PowerLFDFN I2C, 2-Wire Serial 4mm Surface Mount -40°C~85°C CMOS 1.3mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL12020 20 YES 0.5mm R-PDSO-N20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
DS17285S-3NT DS17285S-3NT Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) no Obsolete 3 (168 Hours) 24 17.9mm Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm Clock/Calendar e0 TIN LEAD DUAL 245 3V NOT SPECIFIED 24 YES 1.27mm R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
ISL12027IB27Z-T ISL12027IB27Z-T Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) 2010 Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 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
ISL1208IU8Z-T7A ISL1208IU8Z-T7A Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2004 Active 2 (1 Year) 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 e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 ISL1208 8 YES 0.65mm S-PDSO-G8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
ISL12029IV27Z ISL12029IV27Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 Active 1 (Unlimited) 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant Lead Free No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1744W-120IND+ DS1744W-120IND+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2012 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 3.3V NOT SPECIFIED DS1744 28 NO 2.54mm Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 32KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
M41T11M6F M41T11M6F STMicroelectronics 0.0000
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0.00000000 download 10 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 5mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 1.5mm 4mm Surface Mount 506.605978mg -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 30 M41T11 8 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
ISL12027AIV27Z ISL12027AIV27Z Intersil 0.0000
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0.00000000
RX-8581SA B0 ROHS RX-8581SA B0 ROHS Epson America, Inc 0.0000
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0.00000000 download Tape and Reel LTB Yes with exemptions 14 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
X1228V14IZ-4.5A X1228V14IZ-4.5A 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
DS17285S-5 DS17285S-5 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 24 17.9mm Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm Clock/Calendar e0 TIN LEAD DUAL 245 5V NOT SPECIFIED 24 YES 1.27mm R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
BQ4802YPWR BQ4802YPWR Texas Instruments 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 28 EAR99 5V 9.7mm ROHS3 Compliant Lead Free 28 28-TSSOP (0.173, 4.40mm Width) Parallel unknown 4.4mm Surface Mount 117.508773mg 0°C~70°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 5V NOT SPECIFIED BQ4802 28 0.65mm 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 2.4V~4V
PCF2129T/1,518 PCF2129T/1,518 NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant
DS1486P-120 DS1486P-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 no Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V DS1486 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer Clock 128KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1/100SECOND Y NO 1 YY-MM-DD-dd 4mA @ 5V 3.3V
DS1500WE+ DS1500WE+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2011 yes Obsolete 3 (168 Hours) 32 EAR99 3.3V 18.4mm ROHS3 Compliant Lead Free No 32 32-LFSOP (0.724, 18.40mm Width) Parallel Unknown 8mm Surface Mount 0°C~70°C CMOS 1.24mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1500 32 0.5mm Timer or RTC Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 3V~3.6V HH:MM:SS (24 hr) 8 SECONDS Y NO 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
RX-8801SA: UB PURE SN RX-8801SA: UB PURE SN EPSON 0.0000
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0.00000000 download RX-8801SA Not For New Designs 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 1.6V~5.5V 2.1μA~3.4μA @ 3V~5V
DS12885TN DS12885TN Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2006 Obsolete 3 (168 Hours) 32 EAR99 5V 7mm Non-RoHS Compliant Contains Lead No 32 32-TQFP Parallel 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) QUAD 245 5V DS12885 32 0.8mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 SECONDS Y NO 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
BQ4845YS-A4TRG4 BQ4845YS-A4TRG4 Texas Instruments 0.0000
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0.00000000 no 28 EAR99 17.9705mm Non-RoHS Compliant Contains Lead 28 SOIC 7.5565mm CMOS 2.667mm 8542.39.00.01 DUAL GULL WING NOT SPECIFIED 5V NOT SPECIFIED 28 COMMERCIAL YES 1.27mm 4.5V 70°C Timer or RTC Not Qualified 5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO PARALLEL, DIRECT ADDRESS 1
DS1386-8-120 DS1386-8-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2007 Obsolete 1 (Unlimited) 32 EAR99 43.053mm Non-RoHS Compliant Contains Lead 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 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED DS1386 32 2.54mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer Clock 8KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND Y NO 1 YY-MM-DD-dd 4mA @ 5V
X1227S8IZ-4.5A X1227S8IZ-4.5A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
M41TC8025CMC7F M41TC8025CMC7F 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
DS1672U-33+ DS1672U-33+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2002 yes Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant Lead Free 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS Binary Counter e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1672 8 YES 0.65mm Timers or RTCs Not Qualified 3.3V 1 Trickle-Charger 32 2.97V~3.63V Binary SECONDS N NO I2C 500μA @ 3.63V 1.3V~3.63V
DS1339C-2 DS1339C-2 Maxim Integrated 0.0000
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0.00000000 Surface Mount no 1 16 EAR99 85°C -40°C 2V 10.3mm RoHS Compliant No 16 SOIC 2-Wire, I2C, Serial 2.2V 1.8V 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 2V 20 16 INDUSTRIAL 1.27mm Clock HH:MM:SS 0.032MHz I2C 1 YY-MM-DD-dd
DS1500YE DS1500YE Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2005 Obsolete 3 (168 Hours) 32 EAR99 5V 18.4mm Non-RoHS Compliant Contains Lead No 32 32-LFSOP (0.724, 18.40mm Width) Parallel 8mm Surface Mount 0°C~70°C CMOS 1.24mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1500 32 0.5mm Timer or RTC 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS Y NO 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
DS1556-70 DS1556-70 Maxim Integrated 0.0000
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0.00000000 download Tube 2005 yes Obsolete 1 (Unlimited) 32 EAR99 43.053mm Non-RoHS Compliant Contains Lead 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 NOT SPECIFIED 5V NOT SPECIFIED DS1556 32 NO 2.54mm R-PDMA-P32 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V
Q41802551000100 Q41802551000100 Epson America, Inc 0.0000
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0.00000000 download Tape and Reel Active Yes with exemptions 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
DS1386P-8-120 DS1386P-8-120 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 34 Non-RoHS Compliant 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, Square Wave Output, Watchdog Timer 8KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 4mA @ 5V 3V
MCP795W21T-I/ST MCP795W21T-I/ST Microchip Technology 0.0000
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0.00000000 download 18 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W21 14 0.65mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 64B 8 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~3.6V
DS1685EN-5+ DS1685EN-5+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 7.8mm ROHS3 Compliant Lead Free 24 24-TSSOP (0.173, 4.40mm Width) Parallel 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1685 24 YES 0.65mm 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
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