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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 Frequency Height Width Thickness Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code Number of Functions 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) Consumer IC Type Application Number of Outputs Feature Supplier Device Package Logic Function Memory Size Supply Current-Max Voltage - Supply Time Format External Data Bus Width Bus Compatibility uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) On Chip Data RAM Width Display Mode Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Output Clock Frequency-Max Current - Timekeeping (Max) Voltage - Supply, Battery Battery End of Life Indication Frequency Trimming Alarm
ISL1208IB8Z ISL1208IB8Z Renesas Electronics America 0.0000
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0.00000000 download 8 Weeks Tube Active 1 (Unlimited) 8 EAR99 4.9022mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount -40°C~85°C CMOS 1.7272mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL1208 8 YES 1.27mm R-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
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
R2043L-E2 R2043L-E2 RICOH Electronic Devices Co., LTD. 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) 16 2.3mm RoHS Compliant 2.3mm CMOS 0.43mm QUAD NO LEAD 3V 16 INDUSTRIAL YES 0.4mm S-XQCC-N16 1.7V 85°C -40°C 5.5V TIMER, REAL TIME CLOCK 0.032MHz SERIAL, 4-WIRE/SPI
BQ3285EP BQ3285EP Rochester Electronics 0.0000
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0.00000000 Tube yes Obsolete 3 (168 Hours) 24 31.75mm ROHS3 Compliant 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm Clock/Calendar e3 TIN DUAL NOT SPECIFIED 5V NOT SPECIFIED 24 NO 2.54mm R-PDIP-T24 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
ISL12029IB27Z-T ISL12029IB27Z-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
RV-3049-C3-32.768K-OPTION-A-TB-QA RV-3049-C3-32.768K-OPTION-A-TB-QA Micro Crystal 0.0000
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RV-3049-C2-32.768K-OPTION-B-TA-QA RV-3049-C2-32.768K-OPTION-B-TA-QA Micro Crystal 0.0000
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0.00000000
DS1302S/T&R DS1302S/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2002 Obsolete 1 (Unlimited) 70°C 0°C 3.3V 5.46mm Non-RoHS Compliant Contains Lead No 8 8-SOIC (0.209, 5.30mm Width) 3-Wire Serial 5.5V Unknown 2V 2.03mm 5.41mm Surface Mount 0°C~70°C Clock/Calendar DS1302 Leap Year, NVSRAM, Trickle-Charger 8-SO Clock 31B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
1337AGDVGI 1337AGDVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 3 8 EAR99 85°C -40°C 3mm RoHS Compliant Lead Free 8 TSSOP 2-Wire, I2C, Serial 3mm 970μm CMOS 1.1mm e3 Matte Tin (Sn) DUAL 260 3.3V 30 8 INDUSTRIAL 0.65mm Timer or RTC Not Qualified 2/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
1339AC-31SRGI8 1339AC-31SRGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2006 yes Active 3 16 EAR99 85°C -40°C 3.3V 10.4mm RoHS Compliant Lead Free Tin 16 SOIC 2-Wire, I2C, Serial 2.34mm 7.6mm 2.34mm CMOS 8542.39.00.01 e3 DUAL 260 NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3.3/5.5V 5.5V Clock HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1746W-120+ DS1746W-120+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2012 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1746 32 NO 2.54mm Timers or RTCs Not Qualified 3.3V Leap Year, NVSRAM, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
CDP68HC68T1M96 CDP68HC68T1M96 Intersil (Renesas Electronics America) 3.3184
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0.00000000 download Surface Mount 2001 Active 20 EAR99 85°C -40°C RoHS Compliant Contains Lead Lead, Tin SOIC SPI 6V 3V CMOS 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 16, 16, 20 INDUSTRIAL 1.27mm R-PDSO-G20 Timer or RTC Not Qualified 3.3/5V Clock 32B 1.2mA HH:MM:SS CDP6805D2 2.1MHz 32 8 SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.002048MHz
NTE2062 NTE2062 NTE Electronics 0.0000
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0.00000000 28 Non-RoHS Compliant 28 PMOS 1 DUAL THROUGH-HOLE 28 OTHER NO 1.78mm 70°C -30°C Clock ICs Not Qualified -12V LED CLOCK ALARM CLOCKS; CLOCK-RADIOS 7mA DIGITAL NO NO YES
ISL12027IV27AZ ISL12027IV27AZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2010 Active 1 8 EAR99 85°C -40°C 3.3V 3.05mm RoHS Compliant No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 1.05mm 4.5mm CMOS 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 YY-MM-DD-dd
ISL12026IBZ ISL12026IBZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 12 Weeks Surface Mount Bulk 1999 Active 1 8 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant Lead Free No 8 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 400kHz 1.5mm 4mm 540.001716mg CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 INDUSTRIAL Timer or RTC 3/5V 1 Clock 512B HH:MM:SS SECONDS Y I2C 16 B YY-MM-DD-dd
ISL12026IVZ ISL12026IVZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 2 Weeks Surface Mount Bulk 2010 Active 1 8 EAR99 85°C -40°C 3.3V 3.05mm RoHS Compliant Lead Free No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 1.05mm 4.5mm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
ISL1208IU8Z ISL1208IU8Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 13 Weeks Surface Mount Bulk 2004 Active 2 8 EAR99 85°C -40°C 3.05mm RoHS Compliant Lead Free Tin No 8 MSOP 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 950μm 3.05mm CMOS e3 DUAL 260 3V 30 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 2B HH:MM:SS 0.032MHz SECONDS Y I2C 2 B YY-MM-DD-dd
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
DS2415P DS2415P Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 6 3.94mm Non-RoHS Compliant 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial 3.76mm Surface Mount -40°C~85°C 1.5mm Binary Counter e0 TIN LEAD DUAL 240 3V 20 6 YES 1.27mm R-PDSO-C6 COMMERCIAL Unique ID 2.5V~5.5V Binary 0.032MHz SERIAL, 1-WIRE 0.25μA~0.45μA @ 3V~5V 2.5V~5.5V
IDT1337DCGI8 IDT1337DCGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) yes 1 8 85°C -40°C RoHS Compliant SOIC 2-Wire, I2C, Serial CMOS e3 Matte Tin (Sn) - annealed DUAL 260 30 INDUSTRIAL 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 2/5V HH:MM:SS (12/24 hr) TIMER, MEMORY REFRESH SECONDS Y SERIAL, 2 WIRE/I2C YY-MM-DD-dd
1339-31DVGI8 1339-31DVGI8 Renesas Electronics America 0.0000
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0.00000000 download 12 Weeks Tape & Reel (TR) Active 3 (168 Hours) ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TSSOP 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
R2033T-E2-F R2033T-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 Clock
ISL1208IU8Z ISL1208IU8Z Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tube 2004 Active 2 (1 Year) 8 EAR99 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 e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL1208 8 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
R2051S03-E2-F R2051S03-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
X1288V14I-2.7T1 X1288V14I-2.7T1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount 1 14 EAR99 85°C -40°C 5mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 30 14 INDUSTRIAL 0.65mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 3/5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd
DS1685E-3 DS1685E-3 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 7.8mm Non-RoHS Compliant 24-TSSOP (0.173, 4.40mm Width) Parallel unknown 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm Clock/Calendar e0 TIN LEAD DUAL 240 3V 20 24 YES 0.65mm R-PDSO-G24 COMMERCIAL Alarm, NVSRAM, Square Wave Output, Y2K 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS14285N DS14285N Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 31.75mm Non-RoHS Compliant 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C 5.08mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 24 NO 2.54mm R-PDIP-T24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
DS2417P DS2417P Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2009 Obsolete 1 (Unlimited) 6 EAR99 4mm Non-RoHS Compliant Contains Lead Tin No 6 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial Unknown 1.5mm 3.89mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Binary Counter e0 DUAL 240 3V 20 DS2417 6 1.27mm Unique ID Clock 2.5V~5.5V Binary 0.032MHz SERIAL, 1-WIRE 0.45μA @ 2.5V~5.5V
ISL12023IVZ ISL12023IVZ Renesas Electronics America 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 ISL12023 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
ISL12024IVZ-T ISL12024IVZ-T Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 1999 Active 1 (Unlimited) EAR99 ROHS3 Compliant 8-TSSOP (0.173, 4.40mm 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 ISL12024 8 Alarm, Leap Year, Unique ID 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
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