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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 Height Width 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 Subcategory Qualification Status Power Supplies Number of Outputs Feature Supplier Device Package Logic Function Access Time Memory Size Memory Type Function 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 Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
ISL12027IB27Z-T ISL12027IB27Z-T Intersil 0.0000
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MCP795B10-I/ST MCP795B10-I/ST Microchip Technology 0.0000
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0.00000000 download Surface Mount Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B10 14 0.65mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 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
RX-8035SA:AC PURE SN RX-8035SA:AC PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX-8035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm 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
RV-3049-C2-32.768KHZ-OPTION-B-TA-QA RV-3049-C2-32.768KHZ-OPTION-B-TA-QA Micro Crystal 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-TCDFN Exposed Pad SPI, 4-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
X1228S14IZ-4.5A X1228S14IZ-4.5A Intersil 0.0000
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DS1742-70+ DS1742-70+ Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 3 (168 Hours) 24 37.595mm ROHS3 Compliant 24-DIP Module (0.600, 15.24mm) Parallel unknown 15.24mm Through Hole 0°C~70°C 8.51mm Clock/Calendar e3 TIN DUAL 260 5V NOT SPECIFIED 24 NO 2.54mm R-PDIP-P24 COMMERCIAL Leap Year, NVSRAM, Y2K 2KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V
S-35390A-J8T1G S-35390A-J8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) yes Active 1 (Unlimited) 8 EAR99 5.02mm RoHS 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 e6 Tin/Bismuth (Sn/Bi) DUAL 260 3V 10 8 YES 1.27mm R-PDSO-G8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 2-WIRE/I2C 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
BQ3285LFSS-A1 BQ3285LFSS-A1 Texas Instruments 0.0000
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0.00000000 download Surface Mount Tube Obsolete 2 (1 Year) 24 SMD/SMT EAR99 3V 8.65mm ROHS3 Compliant Lead Free Gold No 24 24-SSOP (0.154, 3.90mm Width) Parallel No SVHC 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 3/5V 10 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 242B Non-Volatile, RAM 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
RV-4162-C7-32.768KHZ-20PPM-TA-QA RV-4162-C7-32.768KHZ-20PPM-TA-QA Micro Crystal 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 8-WCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year, Watchdog Timer 1V~4.4V HH:MM:SS:hh YY-MM-DD-dd 0.5μA @ 3V
ECS-RTC-3225-5699C3-TR ECS-RTC-3225-5699C3-TR ECS Inc International 0.0000
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0.00000000
DS1306E DS1306E Maxim Integrated 0.0000
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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 20 EAR99 6.5mm Non-RoHS Compliant Contains Lead 20-TSSOP (0.173, 4.40mm Width) SPI not_compliant 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1306 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 96B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
RTC-72423A0:ROHS RTC-72423A0:ROHS EPSON 0.0000
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0.00000000 download 16 Weeks Surface Mount Tape & Reel (TR) RTC-72423 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 24-SOIC (0.311, 7.90mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Leap Year 24-SOP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
DS17887-3-IND DS17887-3-IND Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2004 Obsolete 1 (Unlimited) 24 EAR99 3V 33.782mm Non-RoHS Compliant Contains Lead No 24 24-DIP Module (0.600, 15.24mm) Parallel Through Hole -40°C~85°C CMOS 9.398mm 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL 3V DS17887 24 2.54mm Timer or RTC 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 8KB 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
PT7C43390WE PT7C43390WE Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Surface Mount 2007 Last Time Buy 1 (Unlimited) 8 EAR99 3V 4.9mm ROHS3 Compliant Tin 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar e3 DUAL 260 3V 40 1.27mm Timer or RTC Not Qualified 3/5V Alarm, Leap Year, Square Wave Output Clock 1.35V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 0.6μA~0.7μA @ 3V~5V
X1226S8Z X1226S8Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 1 8 EAR99 70°C 0°C 4.9022mm RoHS Compliant Lead Free 8 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9116mm CMOS 1.7272mm e3 MATTE TIN DUAL 260 5V 40 8 COMMERCIAL 1.27mm 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
RX-4571SA:B3 PURE SN RX-4571SA:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-4571SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.95μA~1μA @ 3V~5V
DS1688 DS1688 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 no Obsolete 1 (Unlimited) 28 EAR99 36.83mm Non-RoHS Compliant Contains Lead 28 CAN ALSO OPERATE AT 5V 28-DIP (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 5V NOT SPECIFIED DS1688 28 2.54mm Timer or RTC Not Qualified 3/5V 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 SECONDS Y YES 1 YY-MM-DD
DS1643P-100 DS1643P-100 Maxim Integrated 0.0000
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0.00000000 download Surface Mount 2010 Active 1 34 EAR99 70°C 0°C 5V 25.27mm RoHS Compliant Lead Free Tin No 34 Module Parallel 5.5V Unknown 4.5V 810μm 23.62mm CMOS 8473.30.11.80 e0 DUAL 240 5V 34 COMMERCIAL 1.27mm Timer or RTC 5V Clock 100 ns 8kB HH:MM:SS 0.032MHz SECONDS N NO YY-MM-DD-dd
DS1315EN-5 DS1315EN-5 Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 20-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Phantom Time Chip Leap Year 20-TSSOP 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
ISL12029IBAZ-T ISL12029IBAZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 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 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
RTC-4543SA:A0:PURE SN RTC-4543SA:A0:PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-4543SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 14-SOP 2.5V~5.5V 1μA~3μA @ 2V~5V
RTC-4543SA:B0:PURE SN RTC-4543SA:B0:PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-4543SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 14-SOP 2.5V~5.5V 1μA~3μA @ 2V~5V
DS1743P-100 DS1743P-100 Maxim Integrated 0.0000
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0.00000000 download Tube 2007 yes Obsolete 3 (168 Hours) 34 EAR99 Non-RoHS Compliant Contains Lead A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel not_compliant Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1743 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V 3V
BQ4845YS-A4G4 BQ4845YS-A4G4 Texas Instruments 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 28 EAR99 5V 18mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel 2.35mm 7.52mm Surface Mount 730.794007mg 0°C~70°C CMOS 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) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
DS1315S-5+ DS1315S-5+ Maxim Integrated 0.0000
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0.00000000 download 8 Weeks Surface Mount Tube 2011 yes Active 1 (Unlimited) 16 EAR99 5V 10.5mm ROHS3 Compliant Lead Free No 16 16-SOIC (0.295, 7.50mm Width) Parallel Unknown 2.35mm 7.6mm Surface Mount 0°C~70°C CMOS 8542.39.00.01 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 5V 30 DS1315 16 1.27mm Timer or RTC 5V Leap Year Clock 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
ISL12027IBZ-T ISL12027IBZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 2010 Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12027 8 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
PCF2129T/1 PCF2129T/1 NXP Semiconductors 0.0000
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0.00000000 download Obsolete Supplier Unconfirmed 16 Clock/Calendar HH:MM:SS DW:DM:M:Y
DS1393U-18+ DS1393U-18+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2002 yes Obsolete 1 (Unlimited) 10 EAR99 85°C -40°C 1.8V 3mm ROHS3 Compliant Lead Free No 10 UMAX Serial 1.89V 1.71V 3mm CMOS 1.1mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL 260 1.8V 30 10 INDUSTRIAL 0.5mm Timers or RTCs Clock HH:MM:SS:hh 0.032MHz Y NO 1 YY-MM-DD-dd
DS1643P-70+ DS1643P-70+ Maxim Integrated 0.0000
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0.00000000 download Tube 2010 Obsolete 3 (168 Hours) 34 EAR99 ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1643 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Leap Year, NVSRAM 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V 3V
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
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