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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 Radiation Hardening Number of Pins Additional Feature Package / Case Interface Max Supply Voltage REACH SVHC Min Supply Voltage Density Frequency Height Width Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code Nominal Supply Current Max Frequency 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 Feature Supplier Device Package Logic Function Access Time Screening Level Memory Size Function Number of Bits Voltage - Supply Time Format External Data Bus Width Data Bus Width Clock Frequency RAM (words) Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
PCA1675U/10/F2,005 PCA1675U/10/F2,005 NXP Semiconductors 0.0000
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1339AC-31SRGI8 1339AC-31SRGI8 Renesas Electronics America 0.0000
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0.00000000 download 12 Weeks Tape & Reel (TR) Active 3 (168 Hours) ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger 16-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
MCP79411-I/SN MCP79411-I/SN Microchip Technology 0.0000
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0.00000000 download 1 Weeks Surface Mount Tube 1998 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 1.5mm 3.9mm Surface Mount 540.001716mg -40°C~85°C CMOS 400kHz Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79411 8 1.27mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
DS1344E-3+ DS1344E-3+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 3V 6.5mm ROHS3 Compliant No 20 20-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL 3V DS1344 20 0.65mm Timers or RTCs 3V Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Clock 96B 2.7V~5.5V HH:MM:SS (12/24 hr) 4MHz SECONDS Y NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 1.3V~5.5V
DS1643-70+ DS1643-70+ Maxim Integrated 0.0000
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0.00000000 download Tube 2010 Obsolete 1 (Unlimited) 28 EAR99 37.595mm ROHS3 Compliant Lead Free 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 9.02mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1643 28 NO 2.54mm R-XDMA-P28 Timer or RTC Not Qualified 5V Leap Year, NVSRAM 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO 1 YY-MM-DD-dd 3mA @ 5V
ISL12022MIBZ ISL12022MIBZ Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tube 2011 Active 1 (Unlimited) 20 EAR99 12.8mm ROHS3 Compliant ALSO OPERATES WITH 5 V NOMINAL 20-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) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL12022 20 YES 1.27mm R-PDSO-G20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C; SERIAL YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
ISL12058IBZ-T ISL12058IBZ-T Renesas Electronics America 0.0000
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0.00000000 download 5 Weeks Tape & Reel (TR) Active 2 (1 Year) EAR99 ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12058 8 Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
RTC-7301SF:B3 ROHS RTC-7301SF:B3 ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 24-SOP (0.213, 5.40mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 24-SSOP 2.4V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
DS1558Y+ DS1558Y+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tray 2009 yes Active 1 (Unlimited) 48 EAR99 5V 7mm ROHS3 Compliant Lead Free No 48 48-LQFP Parallel Unknown 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 5V DS1558 48 0.5mm Timer or RTC 5V Alarm, Leap Year, Watchdog Timer, Y2K Clock 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 2.5V~3.7V
RTC-4543SAA0 PURE SN RTC-4543SAA0 PURE SN 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
RX-8025SA:AA0:PURESN RX-8025SA:AA0:PURESN EPSON 0.0000
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0.00000000
DS1307Z+T&R/C01 DS1307Z+T&R/C01 Maxim Integrated 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 70°C 0°C 5V ROHS3 Compliant No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar DS1307 Leap Year, NVSRAM, Square Wave Output 8-SOIC Clock 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
DS1307ZN+T&R/C02 DS1307ZN+T&R/C02 Maxim Integrated 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1307 Leap Year, NVSRAM, Square Wave Output 8-SOIC Clock 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
M41T94MQ602 M41T94MQ602 STMicroelectronics 0.0000
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0.00000000 Through Hole 70°C 0°C RoHS Compliant Contains Lead 16 SOIC Parallel 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd
M48T12-150PC1 M48T12-150PC1 STMicroelectronics 0.0000
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0.00000000 download 25 Weeks ACTIVE (Last Updated: 6 months ago) Through Hole Tube Timekeeper® Active 1 (Unlimited) 24 EAR99 5V 34.8mm ROHS3 Compliant Lead Free No 24 10 YEARS DATA RETENTION; ACCURACY 1 MIN/MONTH @ 25 DEGREE C; WRITE PROTECT VOLTAGE = 4.2V 24-DIP Module (0.600, 15.24mm) Parallel No SVHC 150GHz 8.89mm 18.34mm Through Hole 0°C~70°C CMOS 8542.39.00.01 80mA Clock/Calendar e3 Matte Tin (Sn) DUAL 5V M48T12 24 2.54mm Timer or RTC 5V Leap Year Clock 150 ns 2kB 4.5V~5.5V HH:MM:SS (24 hr) 2040 SECONDS N NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
CV193DPAG8 CV193DPAG8 Integrated Device Technology 0.0000
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RX-5412SF:B3PURESN RX-5412SF:B3PURESN EPSON 0.0000
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0.00000000
ISL12026IBZ-T ISL12026IBZ-T Intersil 0.0000
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0.00000000
RTC-72421A RTC-72421A EPSON 0.0000
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0.00000000 download Through Hole Tube Obsolete 1 (Unlimited) 70°C -10°C 5V Non-RoHS Compliant 18 18-DIP (0.300, 7.62mm) Parallel 5.5V 4.5V Through Hole -10°C~70°C Clock/Calendar Leap Year 18-DIP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
MCP79401T-I/ST MCP79401T-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP79401 8 0.65mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock TS 16949 64B 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.2μA Typ @ 3.3V 1.3V~5.5V
MCP795B20-I/ST MCP795B20-I/ST Microchip Technology 0.0000
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0.00000000 download Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B20 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B 8 1.8V~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
IDT1338-18DCGI8 IDT1338-18DCGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2010 85°C -40°C RoHS Compliant SOIC 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
ISL1220IUZ-T ISL1220IUZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 5 Weeks Surface Mount Digi-Reel® 2001 Active 2 8 EAR99 85°C -40°C 4.4mm RoHS Compliant Lead Free No 10 MSOP 2-Wire, I2C, Serial 5.5V Unknown 2.7V 1.2mm CMOS 0.65mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 10 INDUSTRIAL 0.5mm S-PDSO-G8 Timer or RTC 3/5V Clock 8B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
MCP79412T-I/ST MCP79412T-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79412 8 0.65mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
MAX6917EO30+ MAX6917EO30+ Maxim Integrated 0.0000
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0.00000000 download Tube 2013 yes Obsolete 1 (Unlimited) 20 EAR99 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.73mm 8473.30.11.80 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED MAX6917 20 YES 0.635mm R-PDSO-G20 Timer or RTC Not Qualified 3V Clock 96B 2.7V~3.3V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
MCP79410T-I/SN MCP79410T-I/SN Microchip Technology 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 1998 Active 1 (Unlimited) 8 EAR99 4.8768mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 1.4986mm 3.9116mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79410 8 1.27mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
DS1254YB-100 DS1254YB-100 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2005 Obsolete 4 (72 Hours) 5V Non-RoHS Compliant Contains Lead No 168 168-BGA Parallel 16 Mb 100GHz Surface Mount 0°C~70°C Phantom Time Chip DS1254 Leap Year, NVSRAM 100 ns 2MB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8b YY-MM-DD-dd 7mA @ 3.3V 3V
DS1742-85+ DS1742-85+ Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2012 yes Obsolete 1 (Unlimited) 24 EAR99 70°C 0°C 5V 31.75mm ROHS3 Compliant No 24 Parallel 5.5V 4.5V CMOS 5.08mm 8473.30.11.80 e3 MATTE TIN DUAL 5V 24 COMMERCIAL 2.54mm Timer or RTC 5V Clock 2kB HH:MM:SS 8 SECONDS N NO YY-MM-DD-dd
RX-8035LC:AA0:PURESN RX-8035LC:AA0:PURESN EPSON 0.0000
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0.00000000
MCP79402T-I/ST MCP79402T-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2005 Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP79402 8 0.65mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock TS 16949 64B 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.2μA Typ @ 3.3V 1.3V~5.5V
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