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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 Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Number of Terminals Logic Function Memory Size Function Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DS1746WP-120IND+ DS1746WP-120IND+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2012 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1746 34 YES 1.27mm R-XDMA-U34 Timers or RTCs Not Qualified 3.3V Leap Year, NVSRAM, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
RTC4543SA:B3:ROHS RTC4543SA:B3:ROHS Epson America, Inc 0.0000
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0.00000000 download Tape and Reel LTB Yes with exemptions 14 Clock/Calendar HH:MM:SS DW:DM:M:Y
RTC-4543SA:A ROHS RTC-4543SA:A 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
PCF8583T/F4,112 PCF8583T/F4,112 NXP Semiconductors 0.0000
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0.00000000
ISL12008IB8Z-T ISL12008IB8Z-T Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2008 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12008 8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS:hh (24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
X1288S16-2.7T1 X1288S16-2.7T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm 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
X1288S16T1 X1288S16T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°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
IDT1338-18DVGI IDT1338-18DVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2006 85°C -40°C RoHS Compliant MSOP 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
RX-8035SA:AC3 PURE SN RX-8035SA:AC3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) 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
X1228V14-2.7A X1228V14-2.7A 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 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
DS1338Z-33+ DS1338Z-33+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2006 yes Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Contains Lead 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1338 8 YES Timer or RTC Not Qualified 3.3V 1 Leap Year, NVSRAM, Square Wave Output 56B 3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd 125μA~200μA @ 3.63V~5.5V 1.3V~3.7V
X1228S14I-4.5A X1228S14I-4.5A 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
R2051S01-E2-F R2051S01-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Lead Free 16-LSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 16-SSOP Clock 2.34V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1μA @ 3V
DS12885QN/T&R DS12885QN/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 28-LCC (J-Lead) Parallel Surface Mount -40°C~85°C Clock/Calendar DS12885 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 28-PLCC (11.51x11.51) 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
X1288V14Z-2.7AT1 X1288V14Z-2.7AT1 Intersil Corporation 0.0000
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0.00000000 5 EAR99 5mm RoHS Compliant unknown 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 5V NOT SPECIFIED 14 COMMERCIAL YES 0.65mm R-PDSO-G14 2.7V 70°C Not Qualified 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz I2C 1
PT7C43190LE PT7C43190LE Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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0.00000000 Wire RoHS Compliant
BQ3287MT-I BQ3287MT-I Texas Instruments 0.0000
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0.00000000 Through Hole no 24 EAR99 70°C -20°C 5V 33.72mm RoHS Compliant Contains Lead Tin No 24 DIP Parallel 5.5V No SVHC 4.5V 9.52mm 18.42mm CMOS DUAL 5V OTHER 2.54mm Timer or RTC 5V 8 Clock 114B HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd
RX-4581NB:B ROHS RX-4581NB:B ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Bulk 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
RV-3029-C3-32.768KHZ-OPTION-A-TA-QC RV-3029-C3-32.768KHZ-OPTION-A-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-VCDFN I2C, 2-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
RV-8803-C7-32.768K-3PPM-TA-QA RV-8803-C7-32.768K-3PPM-TA-QA Micro Crystal 0.0000
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0.00000000
RV-3032-C7 32.768KHZ-2.5PPM-TA-QA RV-3032-C7 32.768KHZ-2.5PPM-TA-QA Micro Crystal 0.0000
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0.00000000
S-35399A03-J8T2U S-35399A03-J8T2U ABLIC U.S.A. Inc. 0.0000
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0.00000000
RV-3029-C2-32.768K-OPTION-B-TB-QA RV-3029-C2-32.768K-OPTION-B-TB-QA Micro Crystal 0.0000
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0.00000000
DS1673E-5+T&R DS1673E-5+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2009 Active 1 (Unlimited) ROHS3 Compliant Lead Free 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
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
DS1678+ DS1678+ Maxim Integrated 0.0000
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0.00000000 download 8 Weeks Tube 2005 yes Active 1 (Unlimited) 8 EAR99 9.375mm ROHS3 Compliant 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Time Event Recorder e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1678 8 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Y2K 32B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd 2.6V~3.5V
S-35390A-J8T1G S-35390A-J8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) yes Active 1 (Unlimited) 8 EAR99 5.02mm RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e6 Tin/Bismuth (Sn/Bi) DUAL 260 3V 10 8 YES 1.27mm R-PDSO-G8 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
DS1338C-18# DS1338C-18# Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2012 yes Active 1 (Unlimited) 16 EAR99 1.8V 10.3mm ROHS3 Compliant No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 1.8V 40 DS1338 16 1.27mm Leap Year, NVSRAM, Square Wave Output Clock 56B 1.71V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 100μA @ 1.89V 1.3V~3.7V
DS1685E-5 DS1685E-5 Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 1 (Unlimited) 24 EAR99 7.8mm Non-RoHS Compliant Contains Lead 24 24-TSSOP (0.173, 4.40mm Width) Parallel not_compliant 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 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 YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
DS1307N DS1307N Maxim Integrated 0.0000
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0.00000000 download Tube 2001 yes Obsolete 1 (Unlimited) 8 EAR99 9.375mm Non-RoHS Compliant Contains Lead 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1307 8 NO 2.54mm R-PDIP-T8 Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Square Wave Output 56B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES I2C 1 YY-MM-DD-dd 200μA @ 5V 2V~3.5V
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