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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 Termination 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 Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Voltage Number of Outputs Feature Supplier Device Package Logic Function Memory Size Memory Type 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
BQ3287MT-I BQ3287MT-I Texas Instruments 0.0000
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0.00000000 Through Hole no 24 EAR99 70°C -20°C 5V 33.72mm RoHS Compliant Contains Lead Tin No 24 DIP Parallel 5.5V No SVHC 4.5V 9.52mm 18.42mm CMOS DUAL 5V OTHER 2.54mm Timer or RTC 5V 8 Clock 114B HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd
DS1747-70IND+ DS1747-70IND+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2012 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1747 32 NO 2.54mm R-PDIP-T32 Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V
DS1315N-5+ DS1315N-5+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2011 yes Active 1 (Unlimited) 16 EAR99 19.175mm ROHS3 Compliant Lead Free 16-DIP (0.300, 7.62mm) Parallel 7.62mm Through Hole -40°C~85°C CMOS 4.572mm 8542.39.00.01 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 5V 30 DS1315 16 NO 2.54mm R-PDIP-T16 Timer or RTC Not Qualified 5V Leap Year 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
AB0814 AB0814 Abracon LLC. 0.0000
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0.00000000 85°C -40°C RoHS Compliant 16 QFN SPI 3.6V Unknown 1.7V
DS1688S DS1688S Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 Obsolete 1 (Unlimited) 28 EAR99 3.3V 18.1mm Non-RoHS Compliant Contains Lead No 28 CAN ALSO OPERATE WITH 5V SUPPLY 28-SOIC (0.295, 7.50mm Width) Parallel 8.565mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 3V DS1688 28 1.27mm Alarm, Leap Year, Square Wave Output, Unique ID Clock 114B 16 2.7V~3.3V 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD
DS1647P-120 DS1647P-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 no Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 DS1647 34 Leap Year, NVSRAM Clock 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 4mA @ 4.5V~5.5V 3V
DS1554P-70+ DS1554P-70+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2003 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 245 5V 40 DS1554 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
DS1251WP-120 DS1251WP-120 Rochester Electronics 0.0000
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0.00000000 download no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant USE DS9034PCX TO ORDER POWERCAP unknown e0 TIN LEAD DUAL J INVERTED NOT SPECIFIED 3.3V NOT SPECIFIED 34 COMMERCIAL YES R-XDMA-U34 2.97V 70°C COMMERCIAL 3.63V 8 TIMER, REAL TIME CLOCK PARALLEL, DIRECT ADDRESS
DS1672-2+ DS1672-2+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Through Hole Tube 2002 yes Obsolete 1 (Unlimited) 8 EAR99 2V 9.375mm ROHS3 Compliant Lead Free 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Binary Counter e3 Matte Tin (Sn) DUAL 260 2V NOT SPECIFIED DS1672 8 2.54mm Timers or RTCs Not Qualified 2V Trickle-Charger Clock, Counter 1.8V~2.2V Binary 0.032MHz SECONDS N NO I2C 500μA @ 2.2V 1.3V~3.63V
X1228S14-2.7T1 X1228S14-2.7T1 Intersil 0.0000
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0.00000000
ISL12028AIB27Z ISL12028AIB27Z Rochester Electronics 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 Alarm, Leap Year, Supervisor, Watchdog Timer 14-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
X1286V14IT1 X1286V14IT1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1286 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
RX-8581NB:B I2C-BUS RX-8581NB:B I2C-BUS EPSON 0.0000
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0.00000000 download 13 Weeks RX-8581NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 22-SON (6.3x4.8) 1.8V~5.5V 0.8μA~1.2μA @ 3V~5V
DS1307ZN+ DS1307ZN+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2005 yes Active 1 (Unlimited) 8 EAR99 5V 5mm ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 32.768kHz 1.5mm 4mm Surface Mount 540.001716mg -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 5V DS1307 8 Timer or RTC 5V 7V 1 Leap Year, NVSRAM, Square Wave Output Clock 56B RAM 4.5V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES I2C 1 YY-MM-DD-dd 200μA @ 5V 2V~3.5V
ISL1208IB8Z-T7A ISL1208IB8Z-T7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 15 Weeks Surface Mount Digi-Reel® 2004 Active 1 8 EAR99 85°C -40°C 4.9022mm RoHS Compliant Lead Free No 8 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9116mm CMOS 1.7272mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V INDUSTRIAL 1.27mm Clock 8B HH:MM:SS 0.032MHz I2C 2 B YY-MM-DD-dd
RX-4571LC:B3 PURE SN RX-4571LC:B3 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-4571LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 12-VSOJ 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.95μA~1μA @ 3V~5V
X1286A8T1 X1286A8T1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2005 1 8 EAR99 70°C 0°C 5.255mm Non-RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 5.23mm CMOS 2.03mm 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 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO I2C 1 YY-MM-DD-dd
IDT1339-31DCGI IDT1339-31DCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2006 85°C -40°C 5mm RoHS Compliant 8 SOIC 2-Wire, I2C, Serial 5.5V 2.45V 1.5mm 4mm HH:MM:SS (12/24 hr) YY-MM-DD-dd
PCF85063TP/1,118 PCF85063TP/1,118 NXP Semiconductors 0.0000
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0.00000000
PCF85263AT/AJ PCF85263AT/AJ NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 3.3V NOT SPECIFIED 8 YES 1.27mm R-PDSO-G8 Alarm, Leap Year, Watchdog Timer 0.9V~5.5V HH:MM:SS:hh (12/24 hr) I2C 1 YY-MM-DD-dd 0.885μA @ 3.3V 0.9V~5.5V
DS1553P-85+ DS1553P-85+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2010 yes Obsolete 1 (Unlimited) 34 EAR99 5V ROHS3 Compliant No 34 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 MATTE TIN DUAL 250 5V 30 DS1553 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 3mA @ 5V 3V
X1228V14 X1228V14 Intersil 0.0000
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0.00000000
X1228S14 X1228S14 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-SOIC (0.154, 3.90mm 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
DS1673E-5 DS1673E-5 Rochester Electronics, LLC 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 20 6.5mm Non-RoHS Compliant 3-CHANNEL, 8-BIT ADC 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial unknown 4.4mm Surface Mount 0°C~70°C MOS 1.1mm Portable System Controller e0 TIN LEAD DUAL 240 5V 20 20 YES 0.65mm R-PDSO-G20 COMMERCIAL Alarm, Leap Year, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) 1 0.032MHz SERIAL, 3-WIRE YY-MM-DD-dd 300μA @ 5V 2.5V~3.7V
BQ3285LDSSTR BQ3285LDSSTR Texas Instruments 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 2 (1 Year) 24 EAR99 3V 8.65mm ROHS3 Compliant Lead Free Gold No 24 24-SSOP (0.154, 3.90mm Width) Parallel 3.9mm Surface Mount 129.500622mg 0°C~70°C CMOS 1.73mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 3V BQ3285 24 0.635mm Timer or RTC 3V Alarm, Daylight Savings, NVSRAM Clock 242B 2.7V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 100μA @ 3V 2.4V~4V
ISL12027IB27Z ISL12027IB27Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2010 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 1.5mm 4mm CMOS 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 YY-MM-DD-dd
M41ST84WMQ6F M41ST84WMQ6F STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 16 EAR99 3.3V 9.9mm ROHS3 Compliant Lead Free 16 16-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 3V 30 M41ST 16 1.27mm Timer or RTC Not Qualified Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer Clock 44B 2.7V~3.6V HH:MM:SS:hh (24 hr) 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd 0.5mA @ 2.7V~3.6V 2.5V~3.5V
DP8573AV DP8573AV Rochester Electronics 0.0000
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0.00000000 Tube Obsolete 2A (4 Weeks) EAR99 Non-RoHS Compliant 28-LCC (J-Lead) Parallel Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar Alarm, Leap Year 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1μA @ 5V 2.2V~5.1V
DS1340U-33+ DS1340U-33+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 8 SMD/SMT EAR99 3.3V 3.05mm ROHS3 Compliant Lead Free Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial No SVHC 32.768kHz 950μm 3.05mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 3.3V 30 DS1340 8 0.65mm Timer or RTC 1 Leap Year, Trickle-Charger Clock 2.97V~5.5V HH:MM:SS (24 hr) SECONDS N NO I2C YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
RX-8035LC:AC PURE SN RX-8035LC:AC 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 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
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