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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 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 Thickness Mounting Type 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 Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Logic Function Memory Size RAM Size 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
X1228V14Z-4.5A X1228V14Z-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
DS1742-100IND+ DS1742-100IND+ Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2012 yes Obsolete 1 (Unlimited) 24 EAR99 5V 37.595mm ROHS3 Compliant Lead Free No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown Through Hole -40°C~85°C CMOS 8.51mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V DS1742 24 2.54mm Timer or RTC 5V Leap Year, NVSRAM, Y2K Clock 2KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V
1338C-18SRI8 1338C-18SRI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Tape & Reel 2006 no Discontinued 3 16 EAR99 85°C -40°C 1.8V 10.4mm RoHS Compliant Contains Lead No 16 SOIC 2-Wire, I2C, Serial 7.6mm 2.34mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 16 INDUSTRIAL 1.27mm Timer or RTC 2/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
RV-3049-C2-32.768KHZ-OPTION-B-TA-QC RV-3049-C2-32.768KHZ-OPTION-B-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 10-TCDFN Exposed Pad SPI, 4-Wire Serial Surface Mount -40°C~85°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
DS1743W-120 DS1743W-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole 2004 no 1 28 EAR99 70°C 0°C 3.3V 39.37mm RoHS Compliant Contains Lead Tin No 28 DIP Parallel 3.63V Unknown 2.97V 10.67mm 18.8mm CMOS 8473.30.11.80 e0 DUAL 240 3.3V 28 COMMERCIAL 2.54mm Timer or RTC Clock 7.8kB HH:MM:SS 0.032MHz SECONDS N NO YY-MM-DD-dd
RX-8025NB:AA RX-8025NB:AA EPSON 0.0000
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0.00000000 download 13 Weeks RX-8025NB Active 1 (Unlimited) 85°C -40°C 5.5V 6.3mm ROHS3 Compliant 22-LFDFN I2C, 2-Wire Serial 32.768kHz 1.4mm 5.2mm Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
DS1341U+T&R DS1341U+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V 1.8V Surface Mount -40°C~85°C Clock/Calendar DS1341 Alarm, Leap Year, Square Wave Output 8-uMAX Clock 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA~0.6μA @ 3V~5V
X1227S8I-2.7A X1227S8I-2.7A Intersil 0.0000
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0.00000000
RX-8035SA:AA3:PURESN RX-8035SA:AA3:PURESN EPSON 0.0000
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0.00000000
ISL12028IV27Z ISL12028IV27Z Rochester Electronics 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 Alarm, Leap Year, Supervisor, Watchdog Timer 14-TSSOP 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
M41T81SM6E M41T81SM6E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 8 EAR99 5mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 32kHz 1.25mm 4mm Surface Mount -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 M41T81 8 Timer or RTC 3/5V 1 Alarm, Leap Year, Square Wave Output, Watchdog Timer Clock 20B 2.7V~5.5V HH:MM:SS:hh (24 hr) Y YES I2C 1 YY-MM-DD-dd 100μA @ 2.7V~5.5V 2V~3.5V
DS1558W+TRL DS1558W+TRL Maxim Integrated 0.0000
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0.00000000 download 8 Weeks PRODUCTION (Last Updated: 1 month ago) Surface Mount Tape & Reel (TR) 2009 yes Active 3 (168 Hours) 48 EAR99 3.3V 7mm ROHS3 Compliant Lead Free No 48 48-LQFP Parallel 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 3.3V DS1558 48 0.5mm Timer or RTC Alarm, Leap Year, Watchdog Timer, Y2K Clock 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 2mA @ 3.3V 2.5V~3.7V
DS1553WP-120 DS1553WP-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2003 no Obsolete 3 (168 Hours) 34 EAR99 3.3V Non-RoHS Compliant Contains Lead Tin No 34 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Unknown Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 DUAL 240 3.3V DS1553 34 Timer or RTC Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 8KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 2mA @ 3.3V 3V
RTC-4701JE:B3ROHS RTC-4701JE:B3ROHS EPSON 0.0000
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0.00000000
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
RTC-4543SA:B ROHS RTC-4543SA:B ROHS EPSON 0.0000
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0.00000000 download RTC-4543SA Obsolete 1 (Unlimited) 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
RV-8263-C7-32.768KHZ-20PPM-TA-QC RV-8263-C7-32.768KHZ-20PPM-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, RAM 0.9V~5.5V HH:MM:SS YY-MM-DD-dd 240nA @ 3V
RX-4575LC:B3:PURE SN RX-4575LC:B3:PURE SN EPSON 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 12 RoHS Compliant 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial compliant Surface Mount -40°C~85°C Clock/Calendar e3 Tin (Sn) DUAL YES 0.5mm R-PDSO-J12 Timers or RTCs Not Qualified 1.8/5V Alarm, Leap Year 1.6V~5.5V HH:MM:SS (24 hr) SECONDS Y YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 0.7μA~0.9μA @ 3V~5V
M41T82SM6F M41T82SM6F 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 5V 4.9mm ROHS3 Compliant Lead Free Tin 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 e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 M41T82 8 1.27mm Timers or RTCs Alarm, Leap Year, 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
RX-4574LC:B PURE SN RX-4574LC:B PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks RX-4574LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 12-VSOJ 1.6V~5.5V 0.7μA~0.9μA @ 3V~5V
RTC-4543SB:B3 ROHS RTC-4543SB:B3 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) RTC-4543SB Not For New Designs 1 (Unlimited) ROHS3 Compliant 18-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 18-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
1338C-31SRI 1338C-31SRI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Bulk 2006 no Discontinued 3 16 EAR99 85°C -40°C 3.3V 10.4mm RoHS Compliant Contains Lead No 16 SOIC 2-Wire, I2C, Serial 7.6mm 2.34mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 16 INDUSTRIAL 1.27mm Timer or RTC 3.6/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
RX-8581NB:B3 RX-8581NB:B3 EPSON 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX-8581NB Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant Contains Lead 22 22-SMD, 20 Leads, Flat Leads I2C, 2-Wire Serial 5.5V 1.8V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON Clock 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
RTC-4543SA:B0 ROHS RTC-4543SA:B0 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) RTC-4543SA Obsolete 1 (Unlimited) 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
DS1501WZ+T&R DS1501WZ+T&R Maxim Integrated 0.0000
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0.00000000 download 8 Weeks Surface Mount Tape & Reel (TR) 2002 Active 2 (1 Year) 70°C 0°C 3.3V ROHS3 Compliant No 28 28-SOIC (0.295, 7.50mm Width) Parallel 3.6V 3V Surface Mount 0°C~70°C Clock/Calendar DS1501 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 28-SOIC Clock 256B 3V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
DS17885-5+ DS17885-5+ Maxim Integrated 0.0000
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0.00000000 download 17 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 5V 30 DS17885 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 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
RTC-4574NB:B3 ROHS RTC-4574NB:B3 ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-4574NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
RTC-4543SA:A0 ROHS RTC-4543SA:A0 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) RTC-4543SA Obsolete 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
DS1672S-33+ DS1672S-33+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2002 yes Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS Binary Counter e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1672 8 YES 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
DS1673E-5/T&R DS1673E-5/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2009 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 DS1673 Alarm, Leap Year, Watchdog Timer 20-TSSOP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 300μA @ 5V 2.5V~3.7V
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