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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 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 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) Voltage Number of Outputs Feature Number of Circuits Supplier Device Package Input Source Url Status Check Date Logic Function Access Time Frequency (Max) 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 Number of Timers PLL Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
X1286V14 X1286V14 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 14 EAR99 70°C 0°C 5mm Non-RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial not_compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 14 COMMERCIAL 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
DS1685SN-5 DS1685SN-5 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 no Obsolete 1 (Unlimited) 24 EAR99 5V 15.4mm Non-RoHS Compliant Contains Lead No 24 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 5V DS1685 24 1.27mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
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
RX8900SA:UB3PURESN RX8900SA:UB3PURESN EPSON 0.0000
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0.00000000
DS1743P-100+ DS1743P-100+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2012 yes Obsolete 3 (168 Hours) 34 EAR99 5V ROHS3 Compliant Lead Free No 34 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Unknown 100GHz Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1743 34 Timer or RTC 5V Leap Year, NVSRAM, Y2K Clock 100 ns 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 3mA @ 5V 3V
RX-8731LC:B3PURESN RX-8731LC:B3PURESN EPSON 0.0000
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0.00000000
DS1340C-33#T&R DS1340C-33#T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Tin No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 5.5V 2.97V Surface Mount -40°C~85°C Clock/Calendar DS1340 Leap Year, Trickle-Charger 16-SOIC Clock 2.97V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
X1227V8IZ X1227V8IZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
1337AGCSRGI 1337AGCSRGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 3 16 EAR99 85°C -40°C 10.4mm RoHS Compliant Lead Free 16 SOIC 2-Wire, I2C, Serial 7.6mm 2.34mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL 260 3.3V 30 16 INDUSTRIAL 1.27mm 1.8V 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
ISL12028IV27Z-T ISL12028IV27Z-T Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) 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, Supervisor, Watchdog Timer 14-TSSOP 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
ISL12025IBZ ISL12025IBZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 1999 Active 1 8 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 8 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 400kHz 1.5mm 4mm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL Timer or RTC 3/5V 1 Clock HH:MM:SS SECONDS Y NO I2C YY-MM-DD-dd
PCF8583BS,518 PCF8583BS,518 NXP Semiconductors 0.0000
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0.00000000 download Tape & Reel (TR) 1997 Obsolete 3 (168 Hours) 20 5mm ROHS3 Compliant TIMEKEEPING CURRENT = 10UA; AUTO WORD INCREMENTING 20-VQFN Exposed Pad I2C, 2-Wire Serial unknown 5mm Surface Mount -40°C~85°C CMOS 1mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD QUAD 260 5V 30 PCF8583 20 YES 0.65mm S-PQCC-N20 Timer or RTC Not Qualified 3/5V Alarm, NVSRAM, Square Wave Output 240B 2.5V~6V HH:MM:SS:hh (12/24 hr) 1 0.1MHz 1/100SECOND Y YES I2C YY-MM-DD 10μA~50μA @ 1V~5V
ISL12024IRTCZ-T ISL12024IRTCZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel 1999 Active 1 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free No 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 0.8mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 8 INDUSTRIAL 0.65mm S-PDSO-N8 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
BQ4845YS-A4 BQ4845YS-A4 Texas Instruments 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 28 EAR99 5V 17.9705mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel No SVHC 7.5565mm Surface Mount 730.794007mg 0°C~70°C CMOS 2.667mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ4845 28 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
PCF8583BS/5,118 PCF8583BS/5,118 NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant 20 2013-06-14 00:00:00
DS1672U-33 DS1672U-33 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2002 no Obsolete 1 (Unlimited) 8 EAR99 3.3V 3.1mm Non-RoHS Compliant Contains Lead No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 400kHz 950μm 3.1mm Surface Mount -40°C~85°C CMOS Binary Counter e0 TIN LEAD DUAL 240 3.3V 20 DS1672 8 0.65mm Timer or RTC Trickle-Charger Clock, Counter 32 2.97V~3.63V Binary SECONDS N NO I2C 500μA @ 3.63V 1.3V~3.63V
X1288S16-2.7 X1288S16-2.7 Intersil 0.0000
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0.00000000
DS14285Q+ DS14285Q+ Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 3 (168 Hours) 28 11.505mm ROHS3 Compliant 28-LCC (J-Lead) Parallel unknown 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm Clock/Calendar e3 TIN QUAD 260 5V NOT SPECIFIED 28 YES 1.27mm S-PQCC-J28 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
ISL12029IV27AZ ISL12029IV27AZ 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 ISL12029 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
X1228S14-2.7 X1228S14-2.7 Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount 1 14 EAR99 70°C 0°C 8.6614mm Non-RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial not_compliant 3.9116mm CMOS 1.7272mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 14 COMMERCIAL 1.27mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 3/5V 5.5V 3.9kB HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
ISL1221IUZ ISL1221IUZ Intersil 0.0000
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0.00000000
CV193DPAG CV193DPAG Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2009 70°C 0°C RoHS Compliant TFSOP 1 Crystal 400MHz Yes
DS14285+ DS14285+ Maxim Integrated 0.0000
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0.00000000 download Tube 2005 yes Obsolete 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS14285 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
DS1305E+ DS1305E+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 6.5mm ROHS3 Compliant Lead Free Tin No 20 20-TSSOP (0.173, 4.40mm Width) SPI No SVHC 32.8kHz 900μm 4.4mm Surface Mount 190.990737mg 0°C~70°C CMOS Clock/Calendar e3 DUAL 260 5V 30 DS1305 20 0.65mm Timer or RTC 5V 1 Alarm, Leap Year, NVSRAM, Trickle-Charger Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
PT7C4563LE PT7C4563LE Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Last Time Buy 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C TA CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL 3V YES 0.65mm R-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
RX-4045NB:AAB PURE SN RX-4045NB:AAB PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX-4045NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 4-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 1.7V~5.5V HH:MM:SS YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
DS17487-3+ DS17487-3+ Maxim Integrated 0.0000
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0.00000000 download 12 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 33.782mm ROHS3 Compliant Lead Free 24-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED DS17487 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 4KB 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
PCF2129T/2,518 PCF2129T/2,518 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 3 (168 Hours) 16 10.3mm ROHS3 Compliant 16-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 DUAL NOT SPECIFIED 2V NOT SPECIFIED PCF2129 16 YES 1.27mm R-PDSO-G16 Timers or RTCs Not Qualified 2/4V Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer 1.8V~4.2V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.5μA @ 3.3V 1.8V~4.2V
PCF85063AT/AJ PCF85063AT/AJ NXP Semiconductors 0.0000
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0.00000000
ISL12029AIV27Z-T ISL12029AIV27Z-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12029A Alarm, Leap Year, Supervisor, Watchdog Timer 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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