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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published 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 Height Width 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 Supply Voltage-Min (Vsup) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Source Url Status Check Date Logic Function Screening Level Memory Size Number of Bits Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
X1288S16-2.7A X1288S16-2.7A Renesas Electronics America 0.0000
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0.00000000 download Tube 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
PCF85063ATL/1,118 PCF85063ATL/1,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Cut Tape (CT) 2010 Active 1 (Unlimited) 10 EAR99 2.6mm ROHS3 Compliant 10-XFDFN Exposed Pad I2C, 2-Wire Serial 2.6mm Surface Mount -40°C~85°C CMOS 0.5mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED PCF85063 10 YES 0.5mm S-PDSO-N10 Timer or RTC Not Qualified 1.2/5V Alarm, Leap Year, Square Wave Output 0.9V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.6μA @ 3.3V
DS1338U-18+T&R DS1338U-18+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2013 Active 1 (Unlimited) 85°C -40°C 1.8V ROHS3 Compliant Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1338 Leap Year, NVSRAM, Square Wave Output 8-uMAX Clock 56B 1.71V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 1.89V 1.3V~3.7V
IDT1338-31DCGI IDT1338-31DCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2010 85°C -40°C 5mm RoHS Compliant 8 SOIC 2-Wire, I2C, Serial 5.5V 2.45V 1.5mm 4mm 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
DS1343E-18+ DS1343E-18+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 1.8V 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 8473.30.11.80 Clock/Calendar DUAL 1.8V DS1343 20 0.65mm Timers or RTCs Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Clock 96B 1.71V~5.5V HH:MM:SS (12/24 hr) 4MHz SECONDS Y NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 1.3V~5.5V
MCP79400T-I/ST MCP79400T-I/ST Microchip Technology 0.0000
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0.00000000 download 2 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 2.5V 40 MCP79400 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
BQ3285ESS BQ3285ESS Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 3 (168 Hours) 24 8.65mm Non-RoHS Compliant 24-SSOP (0.154, 3.90mm Width) Parallel 3.9mm Surface Mount 0°C~70°C CMOS 1.75mm Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 5V NOT SPECIFIED 24 YES 0.635mm R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 300μA @ 5V 2.5V~4V
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
MCP795B11T-I/SL MCP795B11T-I/SL Microchip Technology 0.0000
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0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B11 14 YES 1.27mm 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
ISL12020MIRZ-T ISL12020MIRZ-T Intersil 0.0000
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0.00000000
X1226S8 X1226S8 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2004 1 8 EAR99 70°C 0°C 4.9022mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 COMMERCIAL 1.27mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1554W-120IND DS1554W-120IND Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 1 (Unlimited) 32 EAR99 38.675mm Non-RoHS Compliant Contains Lead 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole -40°C~85°C CMOS 9.27mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V NOT SPECIFIED DS1554 32 NO 2.54mm R-PDIP-P32 Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 32KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V
ISL1208IU8 ISL1208IU8 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 3mm Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C 1.1mm Clock/Calendar e0 TIN LEAD DUAL 240 3V 30 8 YES 0.65mm S-PDSO-G8 COMMERCIAL Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
X1228S14Z-2.7A X1228S14Z-2.7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 3 14 EAR99 70°C 0°C 8.6614mm RoHS Compliant Lead Free SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 14 COMMERCIAL 1.27mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 3/5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
DS17285S-5+T&R DS17285S-5+T&R Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Surface Mount Tape & Reel (TR) 2000 Active 1 (Unlimited) 70°C 0°C 5V ROHS3 Compliant Lead Free 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount 0°C~70°C Clock/Calendar DS17285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC Clock 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
X1288V14Z-4.5AT1 X1288V14Z-4.5AT1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 5 14 EAR99 70°C 0°C 5mm RoHS Compliant TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED 14 COMMERCIAL 0.65mm R-PDSO-G14 4.5V Not Qualified 5.5V HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz I2C 1 YY-MM-DD-dd
ISL1208IU8 ISL1208IU8 Renesas Electronics America 0.0000
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0.00000000 download Tube 2004 Obsolete 1 (Unlimited) 8 3mm Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar DUAL 3V ISL1208 YES 0.65mm S-PDSO-G8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
PT7C43390LEX PT7C43390LEX Diodes Incorporated 0.0000
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0.00000000 download 25 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL 3V 0.65mm R-PDSO-G8 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 0.65μA~0.7μA @ 3V~5V
NJU6355ED NJU6355ED New Japan Radio (NJR) 0.0000
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PCF2123BS/1,112 PCF2123BS/1,112 NXP Semiconductors / Freescale 0.0000
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0.00000000 download 1 16 85°C -40°C 3mm RoHS Compliant No 16 3mm CMOS 1mm e3 MATTE TIN QUAD 225 2V 16 INDUSTRIAL YES 0.5mm 1.1V Timer or RTC 1.1/5.5V 5.5V 2013-06-14 00:00:00 Clock 8 HH:MM:SS 0.032MHz SECONDS Y YES SERIAL, 3-WIRE 1
DS1672-33 DS1672-33 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 8 9.375mm Non-RoHS Compliant 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C 4.572mm Binary Counter e0 TIN LEAD DUAL 240 3.3V 20 8 NO 2.54mm R-PDIP-T8 COMMERCIAL Trickle-Charger 2.97V~3.63V Binary 0.032MHz I2C 500μA @ 3.63V 1.3V~3.63V
PCF8523TS/1,112 PCF8523TS/1,112 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, Watchdog Timer 14-TSSOP 1.6V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 2V~5V 1.8V~5.5V
DS1248Y-70IND+ DS1248Y-70IND+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2012 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1248 32 NO 2.54mm Timer or RTC Not Qualified 5V NVSRAM 128KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 10mA @ 5V
DS1302 DS1302 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 8 EAR99 9.375mm Non-RoHS Compliant Contains Lead BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-DIP (0.300, 7.62mm) 3-Wire Serial not_compliant 7.62mm Through Hole 0°C~70°C CMOS 4.572mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1302 8 NO 2.54mm R-PDIP-T8 Timers or RTCs Not Qualified 3/5V Leap Year, NVSRAM, Trickle-Charger 31B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
DS1337U+T&R DS1337U+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2009 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 1.8V Surface Mount -40°C~85°C Clock/Calendar DS1337 Alarm, Leap Year, Square Wave Output 8-uMAX Clock 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
PCF85063ATT/AJ PCF85063ATT/AJ NXP Semiconductors 0.0000
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0.00000000 download 10 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 3.3V 40 8 YES 0.65mm S-PDSO-G8 Alarm, Leap Year, Square Wave Output 0.9V~5.5V HH:MM:SS (12/24 hr) I2C 1 YY-MM-DD-dd 0.6μA @ 3.3V
X1227S8IZ-2.7 X1227S8IZ-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 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
ISL1208IB8Z ISL1208IB8Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 14 Weeks Surface Mount Bulk 2003 Active 1 8 EAR99 85°C -40°C 5mm RoHS Compliant Lead Free Tin No 8 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 1.5mm 4mm CMOS e3 DUAL 260 3V 30 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 2B HH:MM:SS 0.032MHz SECONDS Y I2C 2 B YY-MM-DD-dd
X1288S16-4.5AT1 X1288S16-4.5AT1 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
PCF8563TS/5,118 PCF8563TS/5,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 8 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 2V 30 PCF8563 8 YES 0.65mm S-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 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
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