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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 Additional Feature 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 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) Voltage Number of Outputs Feature Supplier Device Package Logic Function Access Time Accuracy 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
X1288V14-2.7A X1288V14-2.7A 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 0°C~70°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1747W-120 DS1747W-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2012 no Obsolete 1 (Unlimited) 32 EAR99 3.3V 44.2mm Non-RoHS Compliant Contains Lead 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 e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V DS1747 32 2.54mm Timer or RTC Leap Year, NVSRAM, Y2K Clock 512KB 2.97V~3.63V HH:MM:SS (24 hr) SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
DS1302ST DS1302ST Maxim Integrated 0.0000
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0.00000000 download yes 1 8 EAR99 5.31mm Non-RoHS Compliant Contains Lead BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 5.285mm CMOS 2.13mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 COMMERCIAL YES 1.27mm R-PDSO-G8 2V 70°C Timer or RTC Not Qualified 3/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS N YES SERIAL, 3-WIRE
DS1554P-70IND DS1554P-70IND Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 3 (168 Hours) 34 EAR99 Non-RoHS Compliant Contains Lead 34-PowerCap™ Module Parallel not_compliant Surface Mount -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED DS1554 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
DS1554WP-120 DS1554WP-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2005 yes Obsolete 3 (168 Hours) 34 EAR99 3.3V 25.019mm Non-RoHS Compliant Contains Lead Tin No 34 34-PowerCap™ Module Parallel 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 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
DS1305E+ DS1305E+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 6.5mm ROHS3 Compliant Lead Free Tin No 20 20-TSSOP (0.173, 4.40mm Width) SPI No SVHC 32.8kHz 900μm 4.4mm Surface Mount 190.990737mg 0°C~70°C CMOS Clock/Calendar e3 DUAL 260 5V 30 DS1305 20 0.65mm Timer or RTC 5V 1 Alarm, Leap Year, NVSRAM, Trickle-Charger Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
X1226V8 X1226V8 Xicor 0.0000
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0.00000000 download Surface Mount Bulk 2005 8 70°C 0°C 4.4mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 3mm CMOS 1.2mm e0 Tin/Lead (Sn/Pb) DUAL 5V COMMERCIAL 0.65mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO I2C 1 YY-MM-DD-dd
S-35390A-I8T1G S-35390A-I8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download Tape & Reel (TR) yes Obsolete 1 (Unlimited) 8 EAR99 2.23mm RoHS Compliant 8-SMD, Flat Lead I2C, 2-Wire Serial compliant 1.97mm Surface Mount -40°C~85°C CMOS 0.5mm 8542.39.00.01 Clock/Calendar e6 Tin/Bismuth (Sn/Bi) DUAL 260 3V 10 8 YES 0.5mm R-PDSO-F8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 2-WIRE/I2C 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
M41T82ZM6E M41T82ZM6E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial unknown 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 3V 30 M41T82 8 1.27mm Timers or RTCs Not Qualified 3/5V Alarm, Leap Year, SRAM, Watchdog Timer Clock 7B 8 2.38V~5.5V HH:MM:SS:hh (24 hr) 0.4MHz 1/100SECOND Y NO I2C 1 YY-MM-DD-dd 10μA @ 5.5V 2V~5.5V
DS1556W-120IND DS1556W-120IND Maxim Integrated 0.0000
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0.00000000 download Tube 2005 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 -40°C~85°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V NOT SPECIFIED DS1556 32 NO 2.54mm R-PDMA-P32 Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V
DS1553P-100 DS1553P-100 Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 3 (168 Hours) 34 EAR99 Non-RoHS Compliant Contains Lead A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel not_compliant Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED DS1553 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 3mA @ 5V 3V
PCA8565TS-T PCA8565TS-T NXP Semiconductors 0.0000
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DS1647-120+ DS1647-120+ Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2012 yes Obsolete 1 (Unlimited) 32 EAR99 5V 43.053mm ROHS3 Compliant Lead Free No 32 32-DIP Module (0.600, 15.24mm) Parallel Unknown 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V DS1647 32 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 4mA @ 4.5 V~5.5 V
DS1678S/T&R DS1678S/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) 85°C -40°C 5V Non-RoHS Compliant Contains Lead No 8 8-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial 5.5V 4.5V Surface Mount -40°C~85°C Time Event Recorder DS1678 6V Alarm, Leap Year, NVSRAM, Y2K 8-SO Clock 32B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.6V~3.5V
PCF85263ATT/AJ PCF85263ATT/AJ NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 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 DUAL NOT SPECIFIED 3.3V NOT SPECIFIED 8 YES 0.65mm S-PDSO-G8 Alarm, Leap Year, Watchdog Timer 0.9V~5.5V HH:MM:SS:hh (12/24 hr) I2C 1 YY-MM-DD-dd 0.885μA @ 3.3V 0.9V~5.5V
PCA1675U/10/F2,005 PCA1675U/10/F2,005 NXP Semiconductors 0.0000
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DS2415P+ DS2415P+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2001 Obsolete 1 (Unlimited) 6 EAR99 3.94mm ROHS3 Compliant Lead Free No 6 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial Surface Mount -40°C~85°C CMOS 1.5mm 8542.39.00.01 Binary Counter e3 Matte Tin (Sn) DUAL 260 3V 30 DS2415 6 1.27mm Unique ID Clock 2.5V~5.5V Binary 0.032MHz SERIAL, 1-WIRE 0.25μA~0.45μA @ 3V~5V 2.5V~5.5V
PCF85063AT/AJ PCF85063AT/AJ NXP Semiconductors 0.0000
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DS1339U-3+T&R DS1339U-3+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3V ROHS3 Compliant Lead Free No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3.3V 2.7V Surface Mount -40°C~85°C Clock/Calendar DS1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-uMAX Clock 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 150μA @ 3.3V 1.3V~3.7V
RV-3049-C2-32.768KHZ-OPTION-A-TB-QA RV-3049-C2-32.768KHZ-OPTION-A-TB-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 10-TCDFN Exposed Pad SPI, 4-Wire Serial Surface Mount -40°C~125°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
RX-8025SA:AA0:PURE SN RX-8025SA:AA0:PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-8025SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
X1226V8IZT1 X1226V8IZT1 Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) Obsolete 1 (Unlimited) ROHS3 Compliant 8-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 X1226 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1318E+T&R DS1318E+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 24 24-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Elapsed Time Counter DS1318 Alarm, Square Wave Output 24-TSSOP 3V~3.6V Binary Binary 150μA @ 3V~3.6V 1.6V~3.7V
MCP795W22-I/ST MCP795W22-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2011 Active 1 (Unlimited) 14 EAR99 5.1mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 1.05mm 4.5mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W22 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
DS1685S-3+T&R DS1685S-3+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2000 Active 1 (Unlimited) 70°C 0°C 3V ROHS3 Compliant Lead Free No 24 24-SOIC (0.295, 7.50mm Width) Parallel 3.7V 2.7V Surface Mount 0°C~70°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-SOIC Clock 242B 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS1337S/T&R DS1337S/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 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
M48T37Y-70MH6F M48T37Y-70MH6F STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Timekeeper® Obsolete 1 (Unlimited) 44 EAR99 5V 18.1mm ROHS3 Compliant Lead Free 44 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT Parallel 70GHz 8.56mm Surface Mount -40°C~85°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar DUAL 260 5V 10 M48T37 44 0.81mm Timer or RTC Not Qualified 5V Alarm, Leap Year, Watchdog Timer Clock 70 ns 250kB 8 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS Y NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
ISL12020MIRZ-T7A ISL12020MIRZ-T7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 4 Weeks Surface Mount Cut Tape (CT) 2005 Active 1 20 EAR99 85°C -40°C 5.5mm RoHS Compliant Lead Free No 14 DFN 2-Wire, I2C, Serial 5.5V Unknown 2.7V 4mm CMOS 1.3mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 3V 20 INDUSTRIAL 0.5mm R-PDSO-N20 Timers or RTCs 3/5V Clock 0.0005 % 128B HH:MM:SS 0.032MHz SECONDS Y I2C 128 B YY-MM-DD-dd
DS1602 DS1602 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2002 Obsolete 1 (Unlimited) 8 EAR99 Non-RoHS Compliant Contains Lead 8 TWO 32-BIT COUNTERS TO TRACK REAL & ELAPSED TIME; ONE BYTE PROTOCOL; TIMEKEEPING CURRENT = 400NA 8-DIP (0.300, 7.62mm) 3-Wire Serial not_compliant 32.8kHz Through Hole -40°C~85°C CMOS Elapsed Time Counter e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1602 8 Not Qualified 1 Clock, Counter 4.5V~5.5V Binary SERIAL, 3-WIRE 50μA @ 5V 2.5V~3.5V
RTC-8564JE:3 RTC-8564JE:3 EPSON 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS 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
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