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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 Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code 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 Subcategory Qualification Status Power Supplies Voltage Number of Outputs Feature Supplier Device Package Logic Function Accuracy Memory Size Memory Type Function Voltage - Supply Time Format External Data Bus Width Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
RA-8565SA:B3ROHS RA-8565SA:B3ROHS EPSON 0.0000
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DS1315EN-5+T&R DS1315EN-5+T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant Lead Free No 20 20-TSSOP (0.173, 4.40mm Width) Parallel 5.5V 4.5V Surface Mount -40°C~85°C Phantom Time Chip DS1315 Leap Year 20-TSSOP Clock 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
DS1307ZN+ DS1307ZN+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2005 yes Active 1 (Unlimited) 8 EAR99 5V 5mm ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 32.768kHz 1.5mm 4mm Surface Mount 540.001716mg -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 5V DS1307 8 Timer or RTC 5V 7V 1 Leap Year, NVSRAM, Square Wave Output Clock 56B RAM 4.5V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES I2C 1 YY-MM-DD-dd 200μA @ 5V 2V~3.5V
PT7C4302ZEE PT7C4302ZEE Diodes Incorporated 0.0000
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0.00000000 download Obsolete 1 (Unlimited) 8-WFDFN Exposed Pad 3-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B 1.2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 1.5V~5.5V
ISL12022IBZ-T7A ISL12022IBZ-T7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 5 Weeks Surface Mount Tape & Reel (TR) 2007 Active 1 8 EAR99 85°C -40°C 4.9mm RoHS Compliant Lead Free No 20 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3V 30 8 INDUSTRIAL 1.27mm R-PDSO-G8 Clock 0.0005 % 128B HH:MM:SS 0.032MHz I2C 128 B YY-MM-DD-dd
ISL12082IUZ-T ISL12082IUZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial unknown Surface Mount -40°C~85°C Clock/Calendar ISL12082 Alarm, Leap Year, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
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
DS1670E DS1670E 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) 3-Wire Serial Surface Mount 0°C~70°C Portable System Controller Alarm, Leap Year, Watchdog Timer 20-TSSOP 2.97V~3.63V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 3.3V 2.5V~3.7V
RX-8801SA: UA PURE SN RX-8801SA: UA 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
ISL12026AIVZ ISL12026AIVZ Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tube 2010 Active 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 CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3.3V NOT SPECIFIED ISL12026A 8 YES 0.65mm R-PDSO-G8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RX8025NBAA3 PURE SN RX8025NBAA3 PURE SN Epson America, Inc 0.0000
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0.00000000 download Tape and Reel Active Yes with exemptions 20 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
RX-8035SA:AC PURE SN RX-8035SA:AC PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX-8035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder Alarm 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
PCF2123TS/1,112 PCF2123TS/1,112 NXP Semiconductors 0.0000
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0.00000000 download Tube 2010 Active 1 (Unlimited) 14 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 1.6V 30 PCF2123 14 YES 0.65mm R-PDSO-G14 Timers or RTCs Not Qualified 1.1/5.5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.33μA~0.38μA @ 2V~5V
MCP79410T-I/MNY MCP79410T-I/MNY Microchip Technology 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2009 Active 1 (Unlimited) 8 EAR99 1.9812mm ROHS3 Compliant Lead Free No 8 8-WFDFN Exposed Pad I2C, 2-Wire Serial 762μm 2.9972mm Surface Mount 37.393021mg -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 40 MCP79410 8 0.5mm 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
ISL12023IVZ-T ISL12023IVZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Tape & Reel 2008 Active 1 14 EAR99 85°C -40°C 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 3V 14 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 128B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1306E+ DS1306E+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 6.6mm ROHS3 Compliant Lead Free Tin No 20 20-TSSOP (0.173, 4.40mm Width) SPI Unknown 32.8kHz 950μm 4.5mm Surface Mount 190.990737mg 0°C~70°C CMOS Clock/Calendar e3 DUAL 260 5V 30 DS1306 20 0.65mm Timer or RTC 3 Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
RTC-8564NB:B:ROHS RTC-8564NB:B:ROHS EPSON 0.0000
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0.00000000 download 15 Weeks Surface Mount Tube RTC-8564NB Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 22 22-SMD, 20 Leads, Flat Leads I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Y2K 22-SON 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 0.7μA~0.8μA @ 3V~5V
DS1501WSN/T&R DS1501WSN/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 28-SOIC (0.295, 7.50mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar DS1501 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 28-SOIC 256B 3V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
DS1744W-120 DS1744W-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2006 yes Obsolete 1 (Unlimited) 28 EAR99 3.3V 39.37mm Non-RoHS Compliant Contains Lead No 28 28-DIP Module (0.600, 15.24mm) Parallel Unknown 10.67mm 18.8mm Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 3.3V DS1744 28 2.54mm Timer or RTC Leap Year, NVSRAM, Y2K Clock 32KB 2.97V~3.63V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
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
RV-4162-C7-32.768KHZ-10PPM-TA-QC RV-4162-C7-32.768KHZ-10PPM-TA-QC 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, Watchdog Timer 1V~4.4V HH:MM:SS:hh YY-MM-DD-dd 0.5μA @ 3V
PCF2123BS PCF2123BS NXP Semiconductors 0.0000
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0.00000000 download Active Supplier Unconfirmed 16 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
PCF8563TS PCF8563TS NXP Semiconductors 0.0000
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0.00000000 download Tape and Reel Active Supplier Unconfirmed 8 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
S-35399A03-J8T2U S-35399A03-J8T2U ABLIC U.S.A. Inc. 0.0000
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0.00000000
R2045S-E2-F R2045S-E2-F Ricoh 0.0000
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RV-4162-C7-32.768KHZ-20PPM-TA-QC RV-4162-C7-32.768KHZ-20PPM-TA-QC Micro Crystal 0.0000
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0.00000000 download 4 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 8-WCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Alarm, Leap Year, Watchdog Timer 1V~4.4V HH:MM:SS:hh YY-MM-DD-dd 500nA @ 3V
R2262L01-E2 R2262L01-E2 Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant
DS1501YEN+ DS1501YEN+ Maxim Integrated 0.0000
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0.00000000 download Tray 2002 yes Obsolete 3 (168 Hours) 28 EAR99 11.8mm ROHS3 Compliant Lead Free 28 28-TSSOP (0.465, 11.80mm Width) Parallel 8mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1501 28 YES 0.55mm Timers or RTCs Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
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
RTC-72423B3: ROHS RTC-72423B3: ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-72423 Active 1 (Unlimited) ROHS3 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
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