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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 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Number of Terminals Logic Function Memory 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
DS1251WP-120+C02 DS1251WP-120+C02 Maxim Integrated 0.0000
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0.00000000 download Tube 2013 Active 1 (Unlimited) 3.3V ROHS3 Compliant No 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C Phantom Time Chip DS1251 Leap Year, NVSRAM Clock 512KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 7mA @ 3.3V 3V
DS1337S DS1337S Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2003 yes Obsolete 1 (Unlimited) 8 SMD/SMT EAR99 3.3V 5mm Non-RoHS Compliant Contains Lead Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Unknown 32.768kHz 1.5mm 4mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 3.3V DS1337 8 Timers or RTCs 2 Alarm, Leap Year, Square Wave Output Clock 56B 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
DS1687-5IND+ DS1687-5IND+ Maxim Integrated 0.0000
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0.00000000 download 19 Weeks Through Hole Tube 2000 yes Active 1 (Unlimited) 24 EAR99 5V 38.1mm ROHS3 Compliant Lead Free No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown 10.67mm 18.29mm Through Hole -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1687 24 2.54mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
MAX6916EO33+ MAX6916EO33+ Maxim Integrated 0.0000
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0.00000000 download Tube 2013 yes Obsolete 1 (Unlimited) 20 EAR99 85°C -40°C 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) SPI, 3-Wire Serial 3.9mm Surface Mount CMOS 1.73mm 8473.30.11.80 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3.3V 30 MAX6916 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 Timer or RTC Not Qualified 3.3V Clock 96B 8 3V~3.6V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
RX8900SA:UA0 PURE SN RX8900SA:UA0 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOIC 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
X1288V14I X1288V14I Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 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
S-35190A-T8T1G S-35190A-T8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download Tape & Reel (TR) yes Not For New Designs 1 (Unlimited) 8 EAR99 4.4mm RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) 3-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e6 TIN/BISMUTH (SN/BI) DUAL 260 3V 10 8 YES 0.65mm R-PDSO-G8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
RX-4581NB:B0 ROHS RX-4581NB:B0 ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-4581NB Active 1 (Unlimited) ROHS3 Compliant 22-SMD, 20 Leads, Flat Leads SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, SRAM 22-SON 16B 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
M41T83SQA6F M41T83SQA6F 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) 16 SMD/SMT EAR99 4.1mm ROHS3 Compliant Lead Free Tin No 16 16-VQFN Exposed Pad I2C, 2-Wire Serial No SVHC 950μm 4.1mm Surface Mount -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) QUAD 260 5V 30 M41T83 16 Timers or RTCs 5 Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 7B 8 3V~5.5V HH:MM:SS:hh (24 hr) 0.4MHz 1/100SECOND Y I2C 32 B 1 YY-MM-DD-dd 10μA @ 5.5V 2V~5.5V
ISL12028IVZ ISL12028IVZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant 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 HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
ISL12029IB27Z ISL12029IB27Z 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
MCP79412T-I/SN MCP79412T-I/SN Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79412 8 1.27mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
RTC-8564JE:ROHS RTC-8564JE:ROHS EPSON 0.0000
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0.00000000 download 15 Weeks Surface Mount Tube RTC-8564JE Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 20 20-LSSOJ (0.213, 5.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Y2K 20-VSOJ 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 0.7μA~0.8μA @ 3V~5V
DS1742-70+ DS1742-70+ Maxim Integrated 0.0000
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0.00000000 download Tube 2005 yes Obsolete 1 (Unlimited) 24 EAR99 37.595mm ROHS3 Compliant Lead Free 24-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 8.51mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1742 24 NO 2.54mm R-PDIP-P24 Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 2KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V
DS1302ZN/T&R DS1302ZN/T&R Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year, NVSRAM, Trickle-Charger 8-SOIC 31B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
RA-4574SA:B3 PURE SN RA-4574SA:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RA-4574SA Active 1 (Unlimited) ROHS3 Compliant 14-SSOP (0.209, 5.30mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V HH:MM:SS YY-MM-DD-dd 0.5μA~1μA @ 3V~5V
DS1338U-33T DS1338U-33T Maxim Integrated 0.0000
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0.00000000 yes 1 8 EAR99 3mm RoHS Compliant Contains Lead compliant 3mm CMOS 1.1mm 8473.30.11.80 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 INDUSTRIAL YES 0.65mm S-PDSO-G8 3V 85°C -40°C Timer or RTC Not Qualified 3.3V 3.63V TIMER, REAL TIME CLOCK 0.032MHz SECONDS N NO I2C 1
DS1685-5IND+ DS1685-5IND+ Maxim Integrated 0.0000
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0.00000000 download 16 Weeks Through Hole Tube 2000 yes Active 1 (Unlimited) 24 EAR99 5V 31.75mm ROHS3 Compliant Lead Free No 24 24-DIP (0.600, 15.24mm) Parallel Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1685 24 2.54mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 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
MCP795B10-I/ST MCP795B10-I/ST Microchip Technology 0.0000
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0.00000000 download Surface Mount Tube 2011 Obsolete 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) DUAL 5V MCP795B10 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~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
DS17285E-5 DS17285E-5 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2012 yes Obsolete 3 (168 Hours) 28 EAR99 5V 11.8mm Non-RoHS Compliant Contains Lead No 28 28-TSSOP (0.465, 11.80mm Width) Parallel 8mm Surface Mount 0°C~70°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS17285 28 0.55mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
X1228S14I X1228S14I 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
X1288V14ZT1 X1288V14ZT1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2005 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
DS17285-5 DS17285-5 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2010 yes Obsolete 1 (Unlimited) 24 EAR99 5V 31.75mm Non-RoHS Compliant Contains Lead No 24 24-DIP (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS 5.08mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS17285 24 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
ISL12028IVAZ-T ISL12028IVAZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant 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 HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
DS1337S+T&R DS1337S+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2012 Active 1 (Unlimited) ROHS3 Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1337 Alarm, Leap Year, Square Wave Output 8-SOIC 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
X1228V14I-2.7A X1228V14I-2.7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 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 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
X1288V14I X1288V14I Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 1 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 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
DS17285-3+ DS17285-3+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2000 yes Obsolete 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V 30 DS17285 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
ISL12059IBZ-T ISL12059IBZ-T Intersil Corporation 0.0000
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0.00000000 2 EAR99 4.9mm RoHS Compliant compliant 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL GULL WING 260 3V NOT SPECIFIED 8 INDUSTRIAL YES 1.27mm R-PDSO-G8 1.8V 85°C -40°C Timer or RTC Not Qualified 2/3.3V 3.6V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS N NO I2C
PCF8563TD-T PCF8563TD-T NXP Semiconductors 0.0000
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0.00000000
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