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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 Weight Operating Temperature Technology Height Seated (Max) HTS Code Number of Functions Nominal Supply Current 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 Output Type Temperature Grade Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Operating Temperature (Max) Operating Temperature (Min) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Voltage Number of Outputs Feature Adjustable Threshold Supplier Device Package Logic Function Access Time Screening Level Memory Size Function Number of Bits Supply Current-Max Voltage - Supply Time Format External Data Bus Width Bus Compatibility 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
DS1391U+33 DS1391U+33 Maxim Integrated 0.0000
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0.00000000 download Bulk 2012 yes 1 10 EAR99 3mm RoHS Compliant compliant 3mm CMOS 1.1mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 10 INDUSTRIAL YES 0.5mm S-PDSO-G10 2.97V 85°C -40°C Timers or RTCs Not Qualified 3.3V 5.5V TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES SERIAL, 3-WIRE 1
RV-3028-C7 32.768KHZ 1PPM TA QA RV-3028-C7 32.768KHZ 1PPM TA QA Micro Crystal 0.0000
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0.00000000 download Tape and Reel Active RoHS Compliant 8 Clock/Calendar/Alarm/Timer/Battery Backup HH:MM:SS DW:DM:M:Y
DS1553-70+ DS1553-70+ Maxim Integrated 0.0000
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0.00000000 download Tube 2010 Obsolete 1 (Unlimited) 28 EAR99 38.862mm ROHS3 Compliant Lead Free 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 e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1553 28 NO 2.54mm R-PDIP-P28 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
PCF85263ATL/AJ PCF85263ATL/AJ NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant
ISL12023IVZ-T ISL12023IVZ-T Intersil 0.0000
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0.00000000
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
BU9873NUX-TTR BU9873NUX-TTR ROHM Semiconductor 0.0000
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0.00000000 10 Weeks Surface Mount Cut Tape (CT) 2013 Active 1 (Unlimited) EAR99 5V ROHS3 Compliant Tin 8 8-UFDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS Clock/Calendar NOT SPECIFIED NOT SPECIFIED Alarm, Leap Year Clock, Counter 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1μA~1.35μA @ 3V~5.5V
X1227S8I-2.7 X1227S8I-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1227 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
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
BQ3285P-SB2E3 BQ3285P-SB2E3 Texas Instruments 0.0000
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0.00000000 download Through Hole Tube Obsolete 1 (Unlimited) 24 EAR99 5V 31.75mm ROHS3 Compliant Lead Free Tin 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 DUAL 5V BQ3285 24 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2.5V~4V
RX-8035LC:B PURE SN RX-8035LC:B PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks 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 12-VSOJ 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
ISL12024IBZ-T ISL12024IBZ-T Intersil 0.0000
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0.00000000
DS3231SN#T&R DS3231SN#T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Tape & Reel (TR) 2012 Active 1 (Unlimited) ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS3231 Alarm, Leap Year, Square Wave Output, TCXO/Crystal 16-SOIC 2.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 110μA~170μA @ 3.63V~5.5V 2.3V~5.5V
DS1347T+T&R DS1347T+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Digi-Reel® 2012 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant No 8 8-WDFN Exposed Pad SPI 5.5V Unknown 2V Surface Mount -40°C~85°C Clock/Calendar DS1347 Alarm, Leap Year, SRAM 8-TDFN (3x3) Clock 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.7μA~0.8μA @ 2V~5V
DS1374U-18+ DS1374U-18+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 10 EAR99 1.8V 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 1 Binary Counter e3 Matte Tin (Sn) DUAL 260 1.8V 30 DS1374 10 0.5mm 1.71V 1 1.89V Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer NO Clock, Counter 1.71V~1.89V Binary 100μA @ 1.71V~1.89V 1.3V~3.7V
DS1615S DS1615S Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2000 Obsolete 1 (Unlimited) 16 10.3mm Non-RoHS Compliant Contains Lead 16 Y2K COMPATIBLE, TWO SERIAL INTERFACE OPTIONS: SYNCHRONOUS AND ASYNCHRONOUS 16-SOIC (0.295, 7.50mm Width) 3-Wire Serial not_compliant 7.5mm Surface Mount -40°C~85°C 2.65mm 8542.39.00.01 1 2mA Temperature Recorder e0 Tin/Lead (Sn/Pb) DUAL 245 5V NOT SPECIFIED DS1615 16 Digital 1.27mm 4V Not Qualified 5.5V Alarm, Leap Year, Unique ID, Y2K 32B 4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 5V 2.7V~4.95V
ISL12029IB30AZ ISL12029IB30AZ 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
X1228S14IZ X1228S14IZ Renesas Electronics America 0.0000
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0.00000000 download Tube 2005 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
PCA2125TS/1,112 PCA2125TS/1,112 NXP Semiconductors 0.0000
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0.00000000 download Tube 2008 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI unknown 4.4mm Surface Mount -40°C~125°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 2V 30 PCA2125 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer AEC-Q100 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO SERIAL, 3-WIRE YY-MM-DD-dd 1.8μA @ 2V~5V
PCF8563TS-T PCF8563TS-T NXP Semiconductors / Freescale 0.0000
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0.00000000 Surface Mount Tape and Reel no 85°C -40°C RoHS Compliant Lead Free No 8 TSSOP 5.5V 1.8V HH:MM:SS
M48T37Y-70MH1E M48T37Y-70MH1E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Timekeeper® Obsolete 3 (168 Hours) 44 EAR99 5V 18.49mm ROHS3 Compliant Lead Free No 44 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT Parallel No SVHC 70GHz 2.69mm 8.89mm Surface Mount 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar DUAL 260 5V 10 M48T37 44 0.81mm Timer or RTC 5V Alarm, Leap Year, Watchdog Timer Clock 70 ns 32kB 8 4.5V~5.5V HH:MM:SS (24 hr) SECONDS Y NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
DS1386-32-120+ DS1386-32-120+ Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2007 yes Obsolete 1 (Unlimited) 32 EAR99 5V 43.053mm ROHS3 Compliant Lead Free No 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1386 32 2.54mm Timer or RTC 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer Clock 32KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND Y NO 1 YY-MM-DD-dd 4mA @ 5V
RA-4574SA:B PURE SN RA-4574SA:B PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks RA-4574SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 1.6V~5.5V 1μA~2μA @ 3V~5V
ISL12029IBZ-T ISL12029IBZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Cut Tape 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.65mm RoHS Compliant Lead Free No 14 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 3.3V 40 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
BQ32002D BQ32002D Texas Instruments 0.0000
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0.00000000 6 Weeks ACTIVE (Last Updated: 3 days ago) Tape & Reel (TR) yes Active 1 (Unlimited) 8 EAR99 3.3V 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 1.75mm 3.91mm 1.58mm Surface Mount -40°C~85°C TA CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 3.3V BQ32002 8 YES 1.27mm Timer or RTC Leap Year, Square Wave Output, Trickle-Charger 0.2mA 3V~3.6V HH:MM:SS (24 hr) I2C 0.032MHz SECONDS N NO I2C YY-MM-DD-dd 200μA @ 3.3V 1.4V~3.6V
PT7C4337LE PT7C4337LE Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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0.00000000 RoHS Compliant
PT7C4311WEX PT7C4311WEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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Min: 1

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0.00000000 Tape & Reel (TR) 8 EAR99 4.9mm RoHS Compliant compliant 3.9mm CMOS 1.75mm 8542.39.00.01 DUAL GULL WING 2V 8 INDUSTRIAL YES 1.27mm R-PDSO-G8 1.5V 85°C -40°C Timer or RTC Not Qualified 1.8/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS N NO I2C 1
X1228V14-4.5A X1228V14-4.5A Renesas Electronics America 0.0000
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Min: 1

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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
RV-3032-C7 32.768KHZ-2.5PPM-TA-QC RV-3032-C7 32.768KHZ-2.5PPM-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

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0.00000000
PT7C4337WEX PT7C4337WEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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0.00000000 Tape & Reel (TR) 8 EAR99 4.9mm RoHS Compliant compliant 3.9mm CMOS 1.75mm 8542.39.00.01 DUAL GULL WING 3.3V 8 INDUSTRIAL YES 1.27mm R-PDSO-G8 1.8V 85°C -40°C Timer or RTC Not Qualified 2/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
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