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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 Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Density Frequency Height Width Thickness Mounting Type Operating Temperature Technology Operating Supply Current Height Seated (Max) HTS Code 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 Temperature Grade Surface Mount Terminal Pitch JESD-30 Code Supply Voltage-Min (Vsup) Operating Temperature (Max) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Logic Function Access Time Memory Size RAM Size Voltage - Supply Time Format External Data Bus Width Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Word Size Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
M41T11MH6E M41T11MH6E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 28 EAR99 18.49mm ROHS3 Compliant Lead Free 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets I2C, 2-Wire Serial No SVHC 2.69mm 8.89mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Tin (Sn) DUAL 260 30 M41T11 28 1.27mm Timer or RTC Not Qualified 2.5/5V Leap Year, NVSRAM Clock 56B 2V~5.5V HH:MM:SS 0.032MHz SECONDS N NO I2C YY-MM-DD-dd 70μA @ 2V~5.5V 2.5V~3.5V
IDT1339-2DVGI8 IDT1339-2DVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 85°C -40°C RoHS Compliant 8 TSSOP 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
PCF8523U/12AA/1,00 PCF8523U/12AA/1,00 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks 2003 Active Not Applicable 12 ROHS3 Compliant CMOS 8542.39.00.01 UPPER NO LEAD NOT SPECIFIED 3V NOT SPECIFIED 12 INDUSTRIAL YES R-XUUC-N12 1.2V 85°C -40°C Timer or RTC Not Qualified 1.2/5.5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
1337AGDCGI8 1337AGDCGI8 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output 8-SOIC 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA @ 1.3V~1.8V
RX-4803LC:AA3 PURE SN RX-4803LC:AA3 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-4803LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 2.1μA~3.4μA @ 3V~5V
1338-31DCGI8 1338-31DCGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel 2006 yes Active 1 8 EAR99 85°C -40°C 3.3V 4.9mm RoHS Compliant Lead Free No 8 SOIC 5.5V 2.45V 3.9mm 1.5mm CMOS 1.75mm e3 Matte Tin (Sn) - annealed DUAL 260 30 8 INDUSTRIAL 1.27mm Timer or RTC 3.6/5V Clock HH:MM:SS 0.032MHz SECONDS N NO I2C 1
RX-4803SA:UA3 PURE SN RX-4803SA:UA3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-4803SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 2.1μA~3.4μA @ 3V~5V
ISL1208IU8Z-TK ISL1208IU8Z-TK Intersil 0.0000
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0.00000000
BQ3285LDSSTR BQ3285LDSSTR Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 2 (1 Year) ROHS3 Compliant 24-SSOP (0.154, 3.90mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar Alarm, Daylight Savings, NVSRAM 24-SSOP/QSOP 242B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 3V 2.4V~4V
1339C-31SRI8 1339C-31SRI8 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Last Time Buy 3 (168 Hours) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 16-SOIC 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
X1228S14Z-2.7T1 X1228S14Z-2.7T1 Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) Obsolete 3 (168 Hours) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°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
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
DS1543W-120 DS1543W-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2000 Obsolete 1 (Unlimited) 28 EAR99 37.595mm Non-RoHS Compliant Contains Lead 28-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.02mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1543 28 2.54mm R-PDIP-T28 Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Watchdog Timer Clock 8KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 2mA @ 3.3V
PCF8563T/F4,112 PCF8563T/F4,112 NXP Semiconductors 0.0000
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0.00000000 download Tube 2003 Discontinued 1 (Unlimited) 8 ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 2V 30 PCF8563 8 YES 0.635mm R-PDSO-G8 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Watchdog Timer 1.8V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
DS1501YS DS1501YS Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2007 Obsolete 1 (Unlimited) 28 EAR99 18.1mm Non-RoHS Compliant Contains Lead 28 28-SOIC (0.295, 7.50mm Width) Parallel not_compliant 8.565mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1501 28 1.27mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
DS3605C+ DS3605C+ Maxim Integrated 0.0000
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0.00000000 RoHS Compliant No 25
ISL12029IV30AZ ISL12029IV30AZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
M48T35AV-10PC1 M48T35AV-10PC1 STMicroelectronics 0.0000
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0.00000000 download 25 Weeks Through Hole Tube Timekeeper® Active 1 (Unlimited) 28 EAR99 3.3V 39.88mm ROHS3 Compliant Lead Free No 28 28-DIP Module (0.600, 15.24mm) Parallel No SVHC 256 kb 100GHz 8.89mm 18.34mm Through Hole 0°C~70°C CMOS 30mA 8542.39.00.01 30mA Clock/Calendar e3 Matte Tin (Sn) DUAL 3.3V M48T35 28 2.54mm Timer or RTC Leap Year 100 ns 32kB 3V~3.6V HH:MM:SS (24 hr) 8b 8b SECONDS N NO YY-MM-DD-dd 2mA @ 3V~3.6V
BQ4845YS-A4 BQ4845YS-A4 Rochester Electronics 0.0000
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0.00000000 Tube Obsolete 1 (Unlimited) ROHS3 Compliant 28-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 28-SOIC 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
DS1557WP-120 DS1557WP-120 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C Clock/Calendar e0 TIN LEAD DUAL 240 3.3V NOT SPECIFIED 34 YES R-XDMA-U34 COMMERCIAL Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 512KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 4mA @ 3.3V 3V
1338-18DCGI 1338-18DCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 1 (Unlimited) 8 EAR99 85°C -40°C 1.8V 4.9mm RoHS Compliant Lead Free No 8 SOIC 2-Wire, I2C, Serial 5.5V 1.4V 3.9mm 1.5mm CMOS 1.75mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC 2/5V Clock 56B HH:MM:SS 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
DS1685SN-5/T&R DS1685SN-5/T&R Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 3 (168 Hours) Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 24-SOIC 242B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
PCF8564AU/5/F1,015 PCF8564AU/5/F1,015 NXP Semiconductors 0.0000
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0.00000000
DS17285SN-3 DS17285SN-3 Maxim Integrated 0.0000
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0.00000000 download Tube 2012 Obsolete 1 (Unlimited) 24 EAR99 17.9mm Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel not_compliant 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 3V NOT SPECIFIED DS17285 24 YES 1.27mm R-PDSO-G24 Timer or RTC Not Qualified 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
IDT1337GNLGI IDT1337GNLGI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount 85°C -40°C RoHS Compliant 16 QFN 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
RX-4803LC:UCB PURE SN RX-4803LC:UCB PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks RX-4803LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 2.1μA~3.4μA @ 3V~5V
ISL12025IBZ-T ISL12025IBZ-T Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer 8-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
BQ4845S-A4N BQ4845S-A4N Rochester Electronics 0.0000
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0.00000000 Tube Obsolete 1 (Unlimited) ROHS3 Compliant 28-SOIC (0.295, 7.50mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 28-SOIC 4.75V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
RX-8564LC:B0 PURE SN RX-8564LC:B0 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-8564LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 12-VSOJ 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA~0.8μA @ 2V~5V
RTC-4574SA:B3 ROHS RTC-4574SA:B3 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) RTC-4574SA Obsolete 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
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