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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status 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 Compliance Code Min Supply Voltage Height Width Thickness Mounting Type Operating Temperature Technology Height Seated (Max) HTS Code Number of Functions Nominal Supply Current 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 Output Type 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) Feature Supplier Device Package Logic Function 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 Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DP8573AVX/NOPB DP8573AVX/NOPB Texas Instruments 0.0000
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0.00000000 download 6 Weeks ACTIVE (Last Updated: 3 days ago) Surface Mount Tape & Reel (TR) yes Active 2A (4 Weeks) 28 EAR99 5V 11.51mm ROHS3 Compliant Contains Lead No 28 PRESCALED XTAL OSCILLATOR OUTPUT FOR RTC; POWER FAIL I/P FOR BUS LOCK-OUT 28-LCC (J-Lead) Parallel 4.57mm 11.51mm 4.06mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) QUAD 245 5V DP8573 28 1.27mm Timer or RTC Alarm, Leap Year Clock 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 1/100SECOND Y YES YY-MM-DD-dd 1μA @ 5V 2.2V~5.1V
RX-4045NB:AA3 PURE SN RX-4045NB:AA3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-4045NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 4-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 22-SON (6.3x4.8) 1.7V~5.5V HH:MM:SS YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
DS2404B DS2404B Maxim Integrated 0.0000
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0.00000000 download Tube 2007 EconoRAM Obsolete 1 (Unlimited) 16 EAR99 6.2mm Non-RoHS Compliant Contains Lead 1 HZ FIXED O/P; 64-BIT LASERED ROM; TIMEKEEPING CURRENT = 350NA 16-SSOP (0.209, 5.30mm Width) 1-Wire® and 3-Wire not_compliant 5.29mm Surface Mount -40°C~85°C CMOS 1.99mm 8542.39.00.01 Binary Counter e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS2404 16 YES 0.65mm R-PDSO-G16 Not Qualified Alarm, Square Wave Output, SRAM 512B 2.8V~5.5V Binary 0.032MHz SERIAL, 3-WIRE 500μA @ 5V 2.8V~5.5V
DS1673E-3/T&R DS1673E-3/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) 70°C 0°C 3V Non-RoHS Compliant Contains Lead No 20 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial 3.3V 2.7V Surface Mount 0°C~70°C Portable System Controller DS1673 Alarm, Leap Year, Watchdog Timer 20-TSSOP Clock 2.7V~3.3V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 3V 2.5V~3.7V
ISL12022MIBZ ISL12022MIBZ Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tube 2011 Active 1 (Unlimited) 20 EAR99 12.8mm ROHS3 Compliant ALSO OPERATES WITH 5 V NOMINAL 20-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 e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL12022 20 YES 1.27mm R-PDSO-G20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C; SERIAL YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
DS1318E+T&R DS1318E+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 24 24-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Elapsed Time Counter DS1318 Alarm, Square Wave Output 24-TSSOP 3V~3.6V Binary Binary 150μA @ 3V~3.6V 1.6V~3.7V
DS1615S DS1615S Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2000 Obsolete 1 (Unlimited) 16 10.3mm Non-RoHS Compliant Contains Lead 16 Y2K COMPATIBLE, TWO SERIAL INTERFACE OPTIONS: SYNCHRONOUS AND ASYNCHRONOUS 16-SOIC (0.295, 7.50mm Width) 3-Wire Serial not_compliant 7.5mm Surface Mount -40°C~85°C 2.65mm 8542.39.00.01 1 2mA Temperature Recorder e0 Tin/Lead (Sn/Pb) DUAL 245 5V NOT SPECIFIED DS1615 16 Digital 1.27mm 4V Not Qualified 5.5V Alarm, Leap Year, Unique ID, Y2K 32B 4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 5V 2.7V~4.95V
DS1646-120 DS1646-120 Rochester Electronics 0.0000
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0.00000000 download Tube 2005 no Obsolete 1 (Unlimited) 32 Non-RoHS Compliant Contains Lead 32 32-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 32 NO COMMERCIAL Leap Year, NVSRAM 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 YY-MM-DD-dd 4mA @ 4.5 V~5.5 V 3V
DS1685E3+T DS1685E3+T Maxim Integrated 0.0000
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0.00000000 yes 1 24 EAR99 7.8mm RoHS Compliant Lead Free compliant 4.4mm CMOS 1.1mm 8473.30.11.80 e3 Matte Tin (Sn) DUAL GULL WING 260 3V NOT SPECIFIED 24 COMMERCIAL YES 0.65mm R-PDSO-G24 2.7V 70°C Timer or RTC Not Qualified 3V 3.7V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES PARALLEL, MUXED BUS 1
DS2415P DS2415P Maxim Integrated 0.0000
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0.00000000 download Tube 2001 Obsolete 1 (Unlimited) 6 EAR99 3.94mm Non-RoHS Compliant Contains Lead 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial 3.76mm Surface Mount -40°C~85°C CMOS 1.5mm 8542.39.00.01 Binary Counter e3 Matte Tin (Sn) DUAL 260 3V 30 DS2415 6 YES 1.27mm R-PDSO-C6 Not Qualified Unique ID 2.5V~5.5V Binary 0.032MHz SERIAL, 1-WIRE 0.25μA~0.45μA @ 3V~5V 2.5V~5.5V
PT7C4302WEX PT7C4302WEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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0.00000000 Tape & Reel (TR) 8 EAR99 4.9mm RoHS Compliant compliant 3.9mm CMOS 1.75mm 8542.39.00.01 DUAL GULL WING 2V INDUSTRIAL YES 1.27mm R-PDSO-G8 1.5V 85°C -40°C Timer or RTC Not Qualified 1.5/5V 5.5V TIMER, REAL TIME CLOCK SECONDS N NO SERIAL, 3-WIRE 1
BQ4822YMA-70 BQ4822YMA-70 Texas Instruments 0.0000
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0.00000000 download Through Hole Tray no Obsolete 1 (Unlimited) 28 EAR99 5V 37.72mm ROHS3 Compliant Contains Lead Tin No 28 28-DIP Module (0.61, 15.49mm) Parallel 9.4mm 18.42mm Through Hole 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar DUAL 5V BQ4822 28 2.54mm Timer or RTC 5V Alarm, Leap Year, Supervisor, Watchdog Timer Clock 7.8kB 4.5V~5.5V HH:MM:SS:hh (24 hr) 0.032MHz 1/100SECOND Y NO YY-MM-DD-dd 6mA @ 2.2 V~5.8 V
DS12885Q/T&R DS12885Q/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 70°C 0°C 5V RoHS Compliant Contains Lead No 28 PLCC Parallel 5.5V 4.5V Clock 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd
X1286V14 X1286V14 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°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
DS1315S-5 DS1315S-5 Maxim Integrated 0.0000
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0.00000000 download Tube 1999 yes Obsolete 1 (Unlimited) 16 EAR99 10.3mm Non-RoHS Compliant Contains Lead 16-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 0°C~70°C CMOS 2.65mm 8542.39.00.01 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 5V 30 DS1315 16 YES 1.27mm R-PDSO-G16 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
MAX6917EO33+ MAX6917EO33+ Maxim Integrated 0.0000
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0.00000000 download Tube 2013 yes Obsolete 1 (Unlimited) 20 EAR99 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.73mm 8473.30.11.80 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED MAX6917 20 YES 0.635mm R-PDSO-G20 Timer or RTC Not Qualified 3.3V Clock 96B 3V~3.6V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
RA-4565SA:B3ROHS RA-4565SA:B3ROHS EPSON 0.0000
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0.00000000
X1227S8-2.7T1 X1227S8-2.7T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 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 X1227 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
ISL12021CVZ ISL12021CVZ Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 1 (Unlimited) 14 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial unknown 4.4mm Surface Mount -20°C~70°C 1.2mm Clock/Calendar e3 MATTE TIN DUAL 260 3.3V 40 14 YES 0.65mm R-PDSO-G14 COMMERCIAL Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 5.5μA~6.5μA @ 3V~5V 1.8V~5.5V
DS1391U-18+ DS1391U-18+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 10 EAR99 1.8V 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 1.8V 30 DS1391 10 0.5mm Timers or RTCs Alarm, Leap Year, Square Wave Output, Trickle-Charger Clock 1.71V~1.89V HH:MM:SS:hh (12/24 hr) 0.032MHz Y NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 100μA @ 1.71V~1.89V 1.3V~3.7V
RX-4571LC:B PURE SN RX-4571LC:B PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks 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 0.95μA~1μA @ 3V~5V
ISL12027IBZ ISL12027IBZ Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 8-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
PCF8583TD PCF8583TD NXP Semiconductors 0.0000
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0.00000000
RTC-8564NBB RTC-8564NBB Epson America, Inc 0.0000
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0.00000000 download Obsolete RoHS non-compliant 20 Clock/Calendar/Alarm/Timer HH:MM:SS DW:DM:M:Y
DS1390U-33+T DS1390U-33+T Maxim Integrated 0.0000
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0.00000000 download yes 1 10 EAR99 3mm Non-RoHS Compliant Lead Free 3mm CMOS 1.1mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 10 INDUSTRIAL YES 0.5mm S-PDSO-G10 2.97V 85°C -40°C Timers or RTCs Not Qualified 3.3V 5.5V TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO SERIAL, 3-WIRE 1
PT7C4337BLEX PT7C4337BLEX Diodes Incorporated 0.0000
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0.00000000 20 Weeks Tape & Reel (TR) Active 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Alarm, Leap Year, Square Wave Output 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.8μA @ 1.2V~1.8V
M41T83ZMY6F M41T83ZMY6F STMicroelectronics 0.0000
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0.00000000 download 25 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 18 EAR99 11.61mm ROHS3 Compliant Lead Free No 18 18-SOX, 18-SOIC with Crystal (7.5mm Width) I2C, 2-Wire Serial 7.62mm Surface Mount -40°C~85°C CMOS 2.69mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 240 3V 30 M41T83 18 1.27mm Timers or RTCs 3/5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 8 2.38V~5.5V HH:MM:SS:hh (24 hr) 0.4MHz 1/100SECOND Y I2C 7 B 1 YY-MM-DD-dd 10μA @ 5.5V 2V~5.5V
DS1685E-5 DS1685E-5 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 7.8mm Non-RoHS Compliant 24-TSSOP (0.173, 4.40mm Width) Parallel unknown 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 24 YES 0.65mm R-PDSO-G24 COMMERCIAL Alarm, NVSRAM, Square Wave Output, Y2K 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
BQ3285ES BQ3285ES Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 24 Non-RoHS Compliant SELECTABLE INTEL/MOTOROLA TIMING; DAYLIGHT SAVING OPTION; RAM CLEAR I/P 24-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C CMOS Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 5V NOT SPECIFIED YES R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 1 YY-MM-DD-dd 300μA @ 5V 2.5V~4V
PT7C4337ACSEX PT7C4337ACSEX Diodes Incorporated 0.0000
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0.00000000 download 21 Weeks Tape & Reel (TR) 2009 Active 3 (168 Hours) 16 EAR99 10.31mm ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 7.49mm Surface Mount -40°C~85°C TA CMOS 2.64mm Clock/Calendar DUAL NOT SPECIFIED 3.3V NOT SPECIFIED YES 1.27mm R-PDSO-G16 Alarm, Leap Year, Square Wave Output 1.8V~5.5V HH:MM:SS (12/24 hr) I2C 1 YY-MM-DD-dd 0.8μA @ 1.3V~1.8V
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