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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 Current Rating Radiation Hardening Number of Pins 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Logic Function Access Time Frequency (Max) Memory Size Memory Type 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 Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
IDT1337DVGI IDT1337DVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount yes 3 8 EAR99 85°C -40°C RoHS Compliant 8 TSSOP 2-Wire, I2C, Serial CMOS e3 Matte Tin (Sn) - annealed DUAL 260 30 INDUSTRIAL 0.635mm 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
PCF8523U/12AA/1,00 PCF8523U/12AA/1,00 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks 2003 Active Not Applicable 12 ROHS3 Compliant CMOS 8542.39.00.01 UPPER NO LEAD NOT SPECIFIED 3V NOT SPECIFIED 12 INDUSTRIAL YES R-XUUC-N12 1.2V 85°C -40°C Timer or RTC Not Qualified 1.2/5.5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
RX-4571NB:B3 PURE SN RX-4571NB:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-4571NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.95μA~1μA @ 3V~5V
PCF8583T/F4,112 PCF8583T/F4,112 NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant
DS1315-5 DS1315-5 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2009 no Obsolete 1 (Unlimited) 16 EAR99 5V Non-RoHS Compliant Contains Lead Tin No 16 16-DIP (0.300, 7.62mm) Parallel No SVHC 32.8kHz 7.62mm Through Hole 1.627801g 0°C~70°C CMOS 4.572mm Phantom Time Chip e0 DUAL 240 5V 20 DS1315 16 2.54mm Timer or RTC 5V 1 Leap Year Clock 4.5V~5.5V HH:MM:SS:hh (12/24 hr) N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
X1205S8T1 X1205S8T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 2005 Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1205 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1672-3+ DS1672-3+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2002 yes Obsolete 1 (Unlimited) 8 EAR99 9.375mm ROHS3 Compliant Lead Free 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm 8473.30.11.80 Binary Counter e3 MATTE TIN DUAL 260 3V NOT SPECIFIED DS1672 8 NO 2.54mm R-PDIP-T8 Timers or RTCs Not Qualified 3V Trickle-Charger 2.7V~3.3V Binary 0.032MHz SECONDS N NO I2C 500μA @ 3.3V 1.3V~3.63V
RX-8803SA:UB PURE SN RX-8803SA:UB PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX-8803SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 1.6V~5.5V HH:MM:SS YY-MM-DD 2.1μA~3.4μA @ 3V~5V
RX-8731LC:B RX-8731LC:B EPSON 0.0000
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0.00000000 download RX-8731LC Obsolete 1 (Unlimited) 85°C -40°C 5.5V ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C 32.768kHz 1.2mm Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
DS12887A DS12887A Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 1998 yes Obsolete 1 (Unlimited) 24 EAR99 5V 34.04mm Non-RoHS Compliant Contains Lead, Lead Free Tin No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown 32.768kHz 9.4mm 18.29mm Through Hole 0°C~70°C CMOS Clock/Calendar e3 DUAL 5V DS12887 24 2.54mm Timer or RTC 5V 8 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B SRAM 4.5V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
PCF2123TS/1,118 PCF2123TS/1,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 14 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 1.6V 30 PCF2123 14 YES 0.65mm R-PDSO-G14 Timers or RTCs Not Qualified 1.1/5.5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.33μA~0.38μA @ 2V~5V
IDT1339-2DVGI8 IDT1339-2DVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 85°C -40°C RoHS Compliant 8 TSSOP 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
DS1744-70IND+ DS1744-70IND+ Maxim Integrated 0.0000
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0.00000000 download 13 Weeks Tube 2011 yes Active 1 (Unlimited) 28 EAR99 38.227mm ROHS3 Compliant Lead Free 28 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.668mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1744 28 NO 2.54mm Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V
DS1338U-33 DS1338U-33 Maxim Integrated 0.0000
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0.00000000 download Tube 2009 no Obsolete 1 (Unlimited) 8 EAR99 3mm Non-RoHS Compliant Contains Lead 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial not_compliant 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1338 8 YES 0.65mm Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Square Wave Output 56B 3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd 125μA~200μA @ 3.63V~5.5V 1.3V~3.7V
RTC-4543SA:A0:ROHS RTC-4543SA:A0:ROHS EPSON 0.0000
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0.00000000 Surface Mount 85°C -40°C RoHS Compliant 14 SOIC Serial 5.5V Unknown 2.5V 338.011364mg Clock HH:MM:SS (24 hr) YY-MM-DD-dd
DS1307Z DS1307Z Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 4.9mm Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount 0°C~70°C CMOS 1.75mm Clock/Calendar e0 TIN LEAD DUAL 245 5V NOT SPECIFIED 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Leap Year, NVSRAM, Square Wave Output 56B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 200μA @ 5V 2V~3.5V
ISL12082IB8Z-T ISL12082IB8Z-T Renesas Electronics America 0.0000
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0.00000000 download 3 Weeks Tape & Reel (TR) 2008 Active 1 (Unlimited) 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) - annealed NOT SPECIFIED NOT SPECIFIED ISL12082 8 Alarm, Leap Year, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
CDP68HC68T1M2Z CDP68HC68T1M2Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 19 Weeks Surface Mount Bulk 2001 Active 3 16 EAR99 85°C -40°C 10.5mm RoHS Compliant Lead Free Tin 12A 16 SOIC SPI, Serial 6V No SVHC 3V 50Hz 2.35mm 7.6mm CMOS e3 DUAL 260 5V 30 INDUSTRIAL Timers or RTCs Not Qualified 3.3/5V 2 Clock 4MHz 32B RAM HH:MM:SS SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd
X1226V8Z X1226V8Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 1 8 EAR99 70°C 0°C 4.4mm RoHS Compliant Lead Free 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.2mm e3 MATTE TIN DUAL 260 5V 40 8 COMMERCIAL 0.65mm Timer or RTC Not Qualified 3/5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
MCP79412-I/ST MCP79412-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 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
RX-4035SA:B3PURESN RX-4035SA:B3PURESN EPSON 0.0000
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0.00000000
PCA8565TS/S430/1,5 PCA8565TS/S430/1,5 NXP Semiconductors 0.0000
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0.00000000
X1228V14 X1228V14 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 14 EAR99 70°C 0°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 5V 14 COMMERCIAL 0.65mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 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
DS1339U-2+T&R DS1339U-2+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 2V ROHS3 Compliant Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 2.2V 1.8V Surface Mount -40°C~85°C Clock/Calendar DS1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-uMAX Clock 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 2.2V 1.3V~3.7V
RX-8803SA:UC PURE SN RX-8803SA:UC PURE SN EPSON 0.0000
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Min: 1

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0.00000000 download 13 Weeks RX-8803SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 1.6V~5.5V HH:MM:SS YY-MM-DD 2.1μA~3.4μA @ 3V~5V
RX-8803SA:UB3PURESN RX-8803SA:UB3PURESN EPSON 0.0000
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0.00000000
1338A-31DVGI8 1338A-31DVGI8 Renesas Electronics America 0.0000
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0.00000000 Tape & Reel (TR) Last Time Buy 1 (Unlimited) 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56b 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA @ 3.63V~5.5V 1.3V~3.7V
DS1248WP-120 DS1248WP-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 Obsolete 3 (168 Hours) 34 3.3V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel 120GHz Surface Mount 0°C~70°C CMOS Phantom Time Chip DUAL 3V DS1248 34 Timer or RTC NVSRAM Clock 120 ns 128KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V 3V
1337DCGI 1337DCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2006 yes 1 8 EAR99 85°C -40°C 3.3V 4.9mm RoHS Compliant No 8 SOIC 2-Wire, I2C, Serial 3.9mm CMOS 1.75mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC 2/5V 5.5V Clock HH:MM:SS (12/24 hr) SECONDS Y I2C 1 YY-MM-DD-dd
ISL1208IB8ZR5291 ISL1208IB8ZR5291 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2004 85°C -40°C RoHS Compliant SOIC 2-Wire, I2C, Serial 2B HH:MM:SS (12/24 hr) YY-MM-DD-dd
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