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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 Mounting Type 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) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Adjustable Threshold Supplier Device Package Logic Function Access Time Memory Size 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
RTC-7301DG:B ROHS RTC-7301DG:B ROHS EPSON 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) 18-DIP (0.300, 7.62mm) Parallel Through Hole -40°C~85°C Clock/Calendar Alarm, Leap Year 18-DIP 2.4V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
RX-5412SF:B3 PURE SN RX-5412SF:B3 PURE SN EPSON 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 24-SOP (0.213, 5.40mm Width) SPI Surface Mount -40°C~85°C Time Event Recorder Alarm, Leap Year, SRAM, Watchdog Timer 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA @ 3V~5V 1.4V~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
RX-8803LC:UA PURE SN RX-8803LC:UA PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks RX-8803LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm 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-8025SA:AA3:PURE SN RX-8025SA:AA3:PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-8025SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
RTC-72421B: ROHS RTC-72421B: ROHS EPSON 0.0000
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0.00000000 download Tube RTC-72421 Not For New Designs 1 (Unlimited) ROHS3 Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -10°C~70°C Clock/Calendar Leap Year 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
DS14285S/T&R DS14285S/T&R Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 3 (168 Hours) Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
DS1510Y DS1510Y Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2000 Obsolete 1 (Unlimited) 32 EAR99 42.925mm Non-RoHS Compliant Contains Lead 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.52mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1510 32 2.54mm R-PDIP-T32 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 5mA @ 5V 2.5V~3.7V
ISL12025IVZ ISL12025IVZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 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 ISL12025 Alarm, Leap Year, Supervisor, Unique ID, 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
RX8581SA:B RX8581SA:B Epson America, Inc 0.0000
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0.00000000 download Bulk Obsolete Yes with exemptions 14 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
DS1251WP-120 DS1251WP-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 no Obsolete 3 (168 Hours) 34 3A991.B.2.A 3.3V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel 120GHz Surface Mount 0°C~70°C CMOS 8473.30.11.40 Phantom Time Chip e0 TIN LEAD DUAL 3.3V DS1251 34 Timer or RTC Leap Year, NVSRAM Clock 120 ns 512KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V 3V
MAX6909EO30+ MAX6909EO30+ Maxim Integrated 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) 20 EAR99 85°C -40°C 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount BICMOS 1.73mm 8542.39.00.01 1 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED MAX6909 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 2.7V 1 Not Qualified 3.3V YES Clock 31B 2.7V~3.3V HH:MM:SS (12/24 hr) YY-MM-DD-dd
DS1685Q-3 DS1685Q-3 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 28 11.505mm Non-RoHS Compliant 28-LCC (J-Lead) Parallel unknown 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm Clock/Calendar e0 TIN LEAD QUAD 245 3V NOT SPECIFIED 28 YES 1.27mm S-PQCC-J28 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
RX4045SA:AA3 RX4045SA:AA3 Epson America, Inc 0.0000
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0.00000000 download Tape and Reel Obsolete Yes with exemptions 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
DS1687-5IND+ DS1687-5IND+ Maxim Integrated 0.0000
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0.00000000 download 19 Weeks Through Hole Tube 2000 yes Active 1 (Unlimited) 24 EAR99 5V 38.1mm ROHS3 Compliant Lead Free No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown 10.67mm 18.29mm Through Hole -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1687 24 2.54mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 5V 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
RTC-62421B:ROHS RTC-62421B:ROHS EPSON 0.0000
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0.00000000 download Through Hole Tube Obsolete 1 (Unlimited) RoHS Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -40°C~85°C Clock/Calendar Leap Year 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.8μA~3μA @ 2V~5V
DP8570AV DP8570AV Rochester Electronics 0.0000
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0.00000000 Tube Obsolete 2A (4 Weeks) Non-RoHS Compliant 28-LCC (J-Lead) Parallel Surface Mount -40°C~85°C Timer Clock Peripheral (TCP) Alarm, Leap Year 28-PLCC (11.51x11.51) 44B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1μA @ 5V 2.2V~5.1V
DS3231S/T&R DS3231S/T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 Surface Mount Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 70°C 0°C 3.3V ROHS3 Compliant Tin No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 5.5V 2.3V Surface Mount 0°C~70°C Clock/Calendar DS3231 Alarm, Leap Year, Square Wave Output, TCXO/Crystal 16-SOIC Clock 2.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 110μA~170μA @ 3.63V~5.5V 2.3V~5.5V
ISL1209IU10-TK ISL1209IU10-TK Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder ISL1209 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
DP8570AVX DP8570AVX Texas Instruments 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 2A (4 Weeks) 28 EAR99 5V 11.43mm Non-RoHS Compliant Contains Lead No 28 4 PROGRAMMABLE MODES FOR TIMER; 4 SELECTABLE OSCILLATOR FREQUENCIES 28-LCC (J-Lead) Parallel 11.43mm Surface Mount -40°C~85°C CMOS 4.57mm 8542.39.00.01 Timer Clock Peripheral (TCP) e0 Tin/Lead (Sn/Pb) QUAD 245 5V 30 DP8570 28 1.27mm Timer or RTC Alarm, Leap Year Clock 44B 16 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 10MHz 1/100SECOND Y YES 2 YY-MM-DD-dd 1μA @ 5V 2.2V~5.1V
RTC-62421A RTC-62421A EPSON 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -40°C~85°C Clock/Calendar Leap Year 18-DIP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.8μA~3μA @ 2V~5V
RX-8025SA:AC0 RX-8025SA:AC0 EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX-8025SA Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
DS1371 DS1371 Maxim Integrated 0.0000
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0.00000000 Bulk yes 1 8 EAR99 3mm RoHS Compliant No UMAX 3mm CMOS 1.1mm 8473.30.11.80 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 INDUSTRIAL YES 0.65mm S-PDSO-G8 1.7V 85°C -40°C Timer or RTC 1.8/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y SERIAL, 2-WIRE/I2C 1
R2051L02-E2 R2051L02-E2 Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant
RX-4571SA:B3PURESN RX-4571SA:B3PURESN EPSON 0.0000
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Min: 1

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0.00000000
ISL12028IBZ ISL12028IBZ Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tube 2005 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 ISL12028 14 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
DS17885E-5 DS17885E-5 Rochester Electronics 0.0000
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0.00000000 download Tray no Obsolete 3 (168 Hours) 28 11.8mm Non-RoHS Compliant 28-TSSOP (0.465, 11.80mm Width) Parallel 8mm Surface Mount 0°C~70°C CMOS 1.2mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 28 YES 0.55mm R-PDSO-G28 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
DS1603+ DS1603+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tube 2002 Obsolete 1 (Unlimited) 7 EAR99 21.335mm ROHS3 Compliant Lead Free ONE BYTE PROTOCOL; 1 HZ FIXED O/P; 10 YEARS DATA RETENTION; ACCURACY 2 MIN/MONTH 14-DIP Module (0.335, 8.51mm) 3-Wire Serial not_compliant 16.765mm Through Hole 0°C~70°C CMOS 8.38mm 8542.39.00.01 Elapsed Time Counter e3 Matte Tin (Sn) SINGLE 245 5V 30 DS1603 7 NO 2.54mm R-XSIP-T7 Not Qualified 4.5V~5.5V Binary 2MHz SERIAL, 3-WIRE 1 50μA @ 5V 3V~4.5V
RX-8564LC:B3PURESN RX-8564LC:B3PURESN EPSON 0.0000
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0.00000000
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