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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 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 Surface Mount Terminal Pitch JESD-30 Code Subcategory Qualification Status Power Supplies Feature Supplier Device Package Logic Function Access Time Memory Size Function Number of Bits 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
DS1337U+T&R DS1337U+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2009 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 1.8V Surface Mount -40°C~85°C Clock/Calendar DS1337 Alarm, Leap Year, Square Wave Output 8-uMAX Clock 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
ISL12029IBAZ ISL12029IBAZ Renesas Electronics America 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 ISL12029 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
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
RX8130CE:B0 RX8130CE:B0 EPSON 1.5127
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0.00000000 download 13 Weeks Tape & Reel (TR) RX8130CE Active 1 (Unlimited) ROHS3 Compliant 10-SMD, No Lead I2C Surface Mount -40°C~85°C Time Event Recorder Alarm 1.25V~5.5V 0.5μA @ 3V
X1228S14IZ-4.5A X1228S14IZ-4.5A Renesas Electronics America 0.0000
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0.00000000 download Tube 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
AB-RTCMC-32.768KHZ-B5ZE-S3-T AB-RTCMC-32.768KHZ-B5ZE-S3-T Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C 3V RoHS Compliant Lead Free No 10 10-SMD Module I2C, 2-Wire Serial 5.5V 1.2V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output Module Clock 1.2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 2V~5V 1.8V~5.5V
DS1693 DS1693 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 no Obsolete 1 (Unlimited) 28 EAR99 38.862mm Non-RoHS Compliant Contains Lead No 28 CAN ALSO OPERATE WITH 5V SUPPLY 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 9.398mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3V DS1693 28 2.54mm Timer or RTC 3/5V NVSRAM Clock 114B 16 2.7V~3.3V 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2mA @ 3V 3mA @ 5V 2.5V~3.7V
RTC-4701JE:B3 ROHS RTC-4701JE:B3 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 20-LSSOJ (0.213, 5.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 20-VSOJ 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd
R2262T01-E2-F R2262T01-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download Tape and Reel Active RoHS Compliant 10 Clock/Calendar/Alarm/Interrupt HH:MM:SS DW:DM:M:Y
RV5C348B-E2-FB RV5C348B-E2-FB Ricoh Electronic Devices Company 0.0000
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0.00000000 download Tape and Reel RoHS Compliant 10 Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup HH:MM:SS DW:DM:M:Y
R2045D-E2-F R2045D-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download Obsolete RoHS Compliant 22 Clock/Calendar/Alarm/Interrupt HH:MM:SS DW:DM:M:Y
DS2404B/T&R DS2404B/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel 2007 85°C -40°C RoHS Compliant No SSOP Clock Binary Binary
PCF8564AU/5/F1,015 PCF8564AU/5/F1,015 NXP Semiconductors 0.0000
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0.00000000
RX-8581NB:B3 PURE SN RX-8581NB:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8581NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
ISL12059IBZ-T ISL12059IBZ-T Electric Imp Inc. 0.0000
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0.00000000 download Surface Mount Tape & Reel 2009 Active 85°C -40°C 3.3V RoHS Compliant No 8 SOIC 2-Wire, I2C, Serial 3.6V 1.8V Clock HH:MM:SS YY-MM-DD-dd
AB-RTCMC-32.768KHZ-IBO5-S3-T AB-RTCMC-32.768KHZ-IBO5-S3-T Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C RoHS Compliant Module I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Square Wave Output, SRAM, Trickle Charge, Watchdog Timer Module 512B 1.5V~3.6V HH:MM:SS:hh (24 hr) YY-MM-DD-dd 0.29μA~0.33μA @ 1.8V~3V 1.4V~3.6V
AB-RTCMC-32.768KHZ-ZIZE-S2-T AB-RTCMC-32.768KHZ-ZIZE-S2-T Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C 3V RoHS Compliant Lead Free No 10-SMD Module SPI 5.5V 1.6V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer Module Clock 1.1V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.35μA~0.4μA @ 2V~5V
AB1804-T3 AB1804-T3 Abracon LLC 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar QUAD 260 1.8V 30 16 0.5mm S-XQCC-N16 Timer or RTC 1.8/3.3V Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y I2C; SERIAL, 4-WIRE/3-WIRE 256 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
AB-RTCMK-32.768KHZ-T3 AB-RTCMK-32.768KHZ-T3 Abracon LLC 0.0000
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0.00000000 download 16 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C RoHS Compliant Lead Free No 8 8-SMD Module I2C, 2-Wire Serial 5.5V 1.3V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output, TCXO/Crystal 8-SMT 1.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD 2μA @ 3V
ISL12022MIBZ-TR5421 ISL12022MIBZ-TR5421 Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2008 Active 1 (Unlimited) EAR99 ROHS3 Compliant 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12022 20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
DS1244WP-120IND DS1244WP-120IND Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 Obsolete 3 (168 Hours) 34 EAR99 3.3V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel 120GHz Surface Mount -40°C~85°C CMOS 8542.39.00.01 Phantom Time Chip e0 TIN LEAD DUAL 240 3.3V DS1244 34 Timer or RTC Leap Year, NVSRAM Clock 120 ns 32KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V 3V
RTC-72421A:ROHS RTC-72421A:ROHS EPSON 0.0000
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0.00000000 download Through Hole Tube RTC-72421 Not For New Designs 1 (Unlimited) 5V ROHS3 Compliant No 18 18-DIP (0.300, 7.62mm) Parallel Through Hole 1.360805g -10°C~70°C Clock/Calendar Leap Year Clock 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
RX-8035LC:AA3 PURE SN RX-8035LC:AA3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8035LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm 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
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
CBC92141C-Q3-TR3 CBC92141C-Q3-TR3 Cymbet Corporation 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant 16-UFQFN Exposed Pad I2C Surface Mount -40°C~85°C Clock/Calendar Alarm, Backup Supply Charger, Leap Year, RAM 64B 2.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 60nA @ 2.5V~5.5V 4.1V
1339-31DCGI 1339-31DCGI Renesas Electronics America 0.0000
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0.00000000 download 12 Weeks Tube Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-SOIC 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
RS5C372A-E2-F RS5C372A-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Cut Tape (CT) Active 1 (Unlimited) RoHS Compliant Lead Free 8 8-LSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 8-SSOP Clock 1.7V~6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.9μA~2μA @ 3V~6V
RTC-8564JE:BB ROHS RTC-8564JE:BB ROHS EPSON 0.0000
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0.00000000 download 13 Weeks RTC-8564JE Active 1 (Unlimited) 20 7mm ROHS3 Compliant 20-LSSOJ (0.213, 5.40mm Width) I2C 5.4mm Surface Mount -40°C~85°C CMOS 1.5mm Clock/Calendar DUAL NOT SPECIFIED 3V NOT SPECIFIED YES 0.65mm R-PDSO-J20 Alarm 1.8V~5.5V HH:MM:SS I2C YY-MM-DD-dd 0.7μA~0.8μA @ 3V~5V
DS1744P-70 DS1744P-70 Maxim Integrated 0.0000
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0.00000000 download Tube 2006 yes Obsolete 3 (168 Hours) 34 EAR99 25.019mm Non-RoHS Compliant Contains Lead 34-PowerCap™ Module Parallel 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 245 5V 40 DS1744 34 YES 1.27mm R-XDMA-U34 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 3V
RX8900CE:UB3 RX8900CE:UB3 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
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