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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 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) Voltage Feature Supplier Device Package Logic Function Access Time Memory Size Memory Type Number of Bits Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) On Chip Data RAM Width Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
M41T256YMT7E M41T256YMT7E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Timekeeper® Obsolete 1 (Unlimited) 44 EAR99 18.1mm Non-RoHS Compliant Contains Lead 44 44-BSOP (0.337, 8.56mm Width) I2C, 2-Wire Serial 8.56mm Surface Mount -25°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e3/e4 TIN/NICKEL PALLADIUM GOLD DUAL NOT SPECIFIED 5V NOT SPECIFIED M41T256 44 0.81mm Timer or RTC Not Qualified 5V Leap Year, NVSRAM Clock 32KB 4.5V~5.5V HH:MM:SS:hh (24 hr) 0.032MHz 1/100SECOND N NO I2C YY-MM-DD-dd 2.5mA @ 4.5V~5.5V 2.5V~3.5V
DS17285S-5/T&R DS17285S-5/T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 24-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS17285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
M48T02-200PC1 M48T02-200PC1 STMicroelectronics 0.0000
RFQ

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0.00000000 download Through Hole Tube Timekeeper® Obsolete 1 (Unlimited) 24 EAR99 5V 34.545mm ROHS3 Compliant Lead Free 24 24-DIP Module (0.600, 15.24mm) Parallel 200GHz Through Hole 0°C~70°C CMOS 9.65mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 10 M48T02 24 2.54mm Timer or RTC Not Qualified 5V Leap Year Clock 200 ns 2kB Non-Volatile, SRAM 80mA 4.75V~5.5V HH:MM:SS (24 hr) 8 2040 8 SECONDS N NO YY-MM-DD-dd 3mA @ 4.7V~5.5V
MCP795B11-I/SL MCP795B11-I/SL Microchip Technology 0.0000
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0.00000000 download Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B11 14 YES 1.27mm R-PDSO-G14 Timer or RTC Not Qualified 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 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
MAX6917EO33+T MAX6917EO33+T Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 2013 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 8542.39.00.01 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
ISL12028IB27Z-T ISL12028IB27Z-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 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
DS1344E-18+T&R DS1344E-18+T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 2 Weeks Surface Mount Digi-Reel® 2002 Obsolete 1 (Unlimited) 85°C -40°C 1.8V ROHS3 Compliant No 20 20-TSSOP (0.173, 4.40mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar DS1344 Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 20-TSSOP Clock 96B 1.71V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V~5.5V
DS1673E-3+ DS1673E-3+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2009 yes Active 1 (Unlimited) 20 EAR99 6.5mm ROHS3 Compliant Lead Free 3-CHANNEL, 8-BIT ADC 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial 4.4mm Surface Mount 0°C~70°C MOS 1.1mm 8542.31.00.01 Portable System Controller e3 MATTE TIN DUAL 260 3V 30 DS1673 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3V Alarm, Leap Year, Watchdog Timer 2.7V~3.3V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 100μA @ 3V 2.5V~3.7V
M41ST84YMQ6E M41ST84YMQ6E STMicroelectronics 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 16 EAR99 9.9mm ROHS3 Compliant 16-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 e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 M41ST 16 1.27mm R-PDSO-G16 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer 44B 4.5V~5.5V HH:MM:SS:hh (24 hr) 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd 1mA @ 4.5V~5.5V 2.5V~3.5V
CDP68HC68T1MZ CDP68HC68T1MZ Intersil 0.0000
RFQ

Min: 1

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0.00000000
DS1307N+ DS1307N+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Through Hole Tube 2000 yes Active 1 (Unlimited) 8 EAR99 5V 9.91mm ROHS3 Compliant Lead Free Tin No 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial Unknown 4.45mm 7.87mm Through Hole 930.006106mg -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 5V 30 DS1307 8 2.54mm Timer or RTC 5V Leap Year, NVSRAM, Square Wave Output Clock 56B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES I2C 1 YY-MM-DD-dd 200μA @ 5V 2V~3.5V
R2025D-E2-F R2025D-E2-F Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

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0.00000000 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Lead Free 22 22-SMD, Flat Lead Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (6.1x4.7) Clock 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 120μA~1.8μA @ 3V~5V
MAX6916EO33+ MAX6916EO33+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2013 yes Obsolete 1 (Unlimited) 20 EAR99 85°C -40°C 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) SPI, 3-Wire Serial 3.9mm Surface Mount CMOS 1.73mm 8473.30.11.80 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3.3V 30 MAX6916 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 Timer or RTC Not Qualified 3.3V Clock 96B 8 3V~3.6V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1672S-33 DS1672S-33 Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Binary Counter Trickle-Charger 8-SOIC 2.97V~3.63V Binary Binary 500μA @ 3.63V 1.3V~3.63V
DS1394U-33+T&R DS1394U-33+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 5.5V 2.97V Surface Mount -40°C~85°C Clock/Calendar DS1394 75V Alarm, Leap Year, Square Wave Output, Trickle-Charger 10-uMAX Clock 2.97V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 175μA @ 2.97V~5.5V 1.3V~5.5V
R2045S-E2-FE R2045S-E2-FE Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant TIMER, REAL TIME CLOCK
DS1500WE+ DS1500WE+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tray 2011 yes Obsolete 3 (168 Hours) 32 EAR99 3.3V 18.4mm ROHS3 Compliant Lead Free No 32 32-LFSOP (0.724, 18.40mm Width) Parallel Unknown 8mm Surface Mount 0°C~70°C CMOS 1.24mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1500 32 0.5mm Timer or RTC Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 3V~3.6V HH:MM:SS (24 hr) 8 SECONDS Y NO 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
DS1346T+T&R DS1346T+T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 85°C -40°C 3.3V RoHS Compliant No 8 Clock HH:MM:SS
DS1673S-3 DS1673S-3 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2009 no Obsolete 1 (Unlimited) 20 EAR99 3V 12.8mm Non-RoHS Compliant Contains Lead No 20 3-CHANNEL, 8-BIT ADC 20-SOIC (0.295, 7.50mm Width) 3-Wire Serial 7.5mm Surface Mount 0°C~70°C MOS 2.65mm 8542.31.00.01 Portable System Controller e0 Tin/Lead (Sn/Pb) DUAL 245 3V DS1673 20 1.27mm Timer or RTC 3V Alarm, Leap Year, Watchdog Timer Clock 2.7V~3.3V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 100μA @ 3V 2.5V~3.7V
PCF85263ATT1/AJ PCF85263ATT1/AJ NXP Semiconductors 0.0000
RFQ

Min: 1

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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 3.3V NOT SPECIFIED 10 YES 0.5mm S-PDSO-G10 Alarm, Leap Year, Watchdog Timer 0.9V~5.5V HH:MM:SS:hh (12/24 hr) I2C 1 YY-MM-DD-dd 0.885μA @ 3.3V 0.9V~5.5V
DS1315SN-5 DS1315SN-5 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2009 no Obsolete 1 (Unlimited) 16 EAR99 5V 10.335mm Non-RoHS Compliant Contains Lead Tin No 16 16-SOIC (0.295, 7.50mm Width) Parallel Unknown 7.51mm Surface Mount -40°C~85°C CMOS 2.68mm 8542.39.00.01 Phantom Time Chip e0 DUAL 245 5V 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
DS17285S-5 DS17285S-5 Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube no Obsolete 3 (168 Hours) 24 17.9mm Non-RoHS Compliant 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm Clock/Calendar e0 TIN LEAD DUAL 245 5V NOT SPECIFIED 24 YES 1.27mm R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 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
DS1344D-3+T&R DS1344D-3+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Digi-Reel® 2002 Active 1 (Unlimited) 85°C -40°C 3V ROHS3 Compliant No 14 14-WFDFN Exposed Pad SPI Surface Mount -40°C~85°C Clock/Calendar DS1344 Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 14-TDFN-EP (3x3) Clock 96B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V~5.5V
PCF8563TS/4,118 PCF8563TS/4,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 8 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 2V 30 PCF8563 8 YES 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Watchdog Timer 1.8V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
DS17485E-3+ DS17485E-3+ Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tray Obsolete 3 (168 Hours) ROHS3 Compliant 28-TSSOP (0.465, 11.80mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 28-TSOP 4KB 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
PCF85363ATT/AJ PCF85363ATT/AJ NXP Semiconductors 0.0000
RFQ

Min: 1

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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar DUAL NOT SPECIFIED 3.3V NOT SPECIFIED 8 YES 0.65mm S-PDSO-G8 Alarm, Leap Year, Watchdog Timer 64B 0.9V~5.5V HH:MM:SS:hh (12/24 hr) I2C 1 YY-MM-DD-dd 0.885μA @ 3.3V 0.9V~5.5V
DS3234SN#TR DS3234SN#TR Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Bulk 2010 yes 1 20 EAR99 12.8mm RoHS Compliant compliant 7.5mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING NOT SPECIFIED 3.3V NOT SPECIFIED 20 INDUSTRIAL YES 1.27mm R-PDSO-G20 2V 85°C -40°C Timer or RTC Not Qualified 3.3V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO SERIAL, 4-WIRE/SPI 1
MAX6916EO30+ MAX6916EO30+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2013 yes Obsolete 1 (Unlimited) 20 EAR99 85°C -40°C 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) SPI, 3-Wire Serial 3.9mm Surface Mount CMOS 1.73mm 8473.30.11.80 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3V 30 MAX6916 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 Timer or RTC Not Qualified 3V Clock 96B 8 3V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
PT7C4563BLEX PT7C4563BLEX Diodes Incorporated 0.0000
RFQ

Min: 1

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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 1.3V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
DS1685Q-3/T&R DS1685Q-3/T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant 28-LCC (J-Lead) Multiplexed Surface Mount 0°C~70°C Real Time Clock (RTC) DS1685 28-PLCC (11.51x11.51) 242B 3V HH:MM:SS YYYY-MM-DD
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