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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 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 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Source Url Status Check Date Logic Function Memory Size RAM Size 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
DS1386-8-120+ DS1386-8-120+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tube 2007 yes Obsolete 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1386 32 NO 2.54mm R-PDIP-P32 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer 8KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1/100SECOND Y NO 1 YY-MM-DD-dd 4mA @ 5V
DS1616 DS1616 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 31.75mm Non-RoHS Compliant INTEGRATED 8-BIT ANALOG-TO-DIGITAL CONVERTER, 2048-BYTE DATALOG MEMORY 24-DIP (0.600, 15.24mm) 3-Wire Serial 15.24mm Through Hole 5.08mm 1 with Temp. Recorder e0 TIN LEAD DUAL 240 5V 20 24 INDUSTRIAL NO 2.54mm R-PDIP-T24 4V 85°C -40°C 5.5V 32B 5V HH:MM:SS YYYY-MM-DD
DS1670S DS1670S Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 20-SOIC (0.295, 7.50mm Width) 3-Wire Serial Surface Mount 0°C~70°C Portable System Controller Alarm, Leap Year, Watchdog Timer 20-SOIC 2.97V~3.63V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 3.3V 2.5V~3.7V
DS17285E-5 DS17285E-5 Rochester Electronics 0.0000
RFQ

Min: 1

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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 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
DS17885E-3 DS17885E-3 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) Multiplexed 8mm Surface Mount 0°C~70°C CMOS 1.2mm Real Time Clock (RTC) e0 TIN LEAD DUAL 240 3V 20 28 YES 0.55mm R-PDSO-G28 COMMERCIAL 8K 3V HH:MM:SS 8 0.032MHz PARALLEL, MUXED BUS 1 YYYY-MM-DD
ISL1220IUZ ISL1220IUZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1337S DS1337S 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 Clock/Calendar Alarm, Leap Year, Square Wave Output 8-SOIC 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
M41T00M6E M41T00M6E STMicroelectronics 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 85°C -40°C 5mm Non-RoHS Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 5.5V No SVHC 2V 1.25mm 4mm Surface Mount -40°C~85°C Clock/Calendar M41T00 Leap Year 8-SO Clock 1B 8B 2V~5.5V HH:MM:SS 8 B YY-MM-DD-dd 70μA @ 2V~5.5V 2.5V~3.5V
DS1553-100+ DS1553-100+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tube 2010 yes Obsolete 1 (Unlimited) 28 EAR99 38.862mm ROHS3 Compliant Lead Free 28 28-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1553 28 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 3mA @ 5V
RX-4045NB:AA3 RX-4045NB:AA3 EPSON 0.0000
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Min: 1

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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX-4045NB Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 22 22-LFDFN SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
PCF8583TD-T PCF8583TD-T NXP Semiconductors 0.0000
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0.00000000
X1227V8Z-4.5A X1227V8Z-4.5A Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1315S-33 DS1315S-33 Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube Obsolete 3 (168 Hours) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Phantom Time Chip Leap Year 16-SOIC 3V~3.6V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.1mA @ 3.3V 2.5V~3.7V
DS1343E-18+ DS1343E-18+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 1.8V 6.5mm ROHS3 Compliant No 20 20-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar DUAL 1.8V DS1343 20 0.65mm Timers or RTCs Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Clock 96B 1.71V~5.5V HH:MM:SS (12/24 hr) 4MHz SECONDS Y NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 1.3V~5.5V
DS1553P-100 DS1553P-100 Rochester Electronics 0.0000
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Min: 1

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0.00000000 download Tube no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 34 YES R-XDMA-U34 COMMERCIAL Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V 3V
1338-18DCGI8 1338-18DCGI8 Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download 12 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1338 Leap Year, NVSRAM, Square Wave Output 56B 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2μA @ 3.3V 1.3V~3.7V
DS1643P-70 DS1643P-70 Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube no Obsolete 1 (Unlimited) 34 25.019mm Non-RoHS Compliant 34-PowerCap™ Module Parallel unknown 23.495mm Surface Mount 0°C~70°C 2.3368mm Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 34 YES 1.27mm R-XDMA-U34 COMMERCIAL Leap Year, NVSRAM 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V 3V
DS1556W-120+ DS1556W-120+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 10 Weeks Through Hole Tube 2003 yes Active 1 (Unlimited) 32 EAR99 3.3V 43.053mm ROHS3 Compliant Lead Free No 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 3.3V DS1556 32 2.54mm Timer or RTC Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V
ISL12028AIB27Z ISL12028AIB27Z Renesas Electronics America 0.0000
RFQ

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 unknown Surface Mount -40°C~85°C Clock/Calendar ISL12028A 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
ISL1208IU8 ISL1208IU8 Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Bulk 2004 Discontinued 1 8 EAR99 85°C -40°C 3mm Non-RoHS Compliant Contains Lead 8 MSOP 2-Wire, I2C, Serial 5.5V not_compliant 2.7V 3mm CMOS 1.1mm e0 Tin/Lead (Sn/Pb) DUAL 240 3V 30 8 INDUSTRIAL 0.65mm Timer or RTC Not Qualified 3/5V 2B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1743-85 DS1743-85 Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Through Hole Bulk 2009 no 28 EAR99 70°C 0°C 5V RoHS Compliant No 28 Parallel 5.5V 4.5V CMOS 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V COMMERCIAL 2.54mm Timer or RTC 5V Clock 8kB HH:MM:SS 8 0.032MHz SECONDS N NO YY-MM-DD-dd
BQ4285S-SB2TRG4 BQ4285S-SB2TRG4 Texas Instruments 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) yes 1 24 EAR99 70°C 0°C 5V 15.4mm RoHS Compliant Contains Lead No 24 SOIC Parallel 5.5V 4.5V 7.5mm 624.398247mg CMOS 2.65mm 8542.39.00.01 e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 24 COMMERCIAL 1.27mm Timer or RTC 5V Clock 114B HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd
PCF8593T,112 PCF8593T,112 NXP Semiconductors / Freescale 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Rail/Tube 85°C -40°C Non-RoHS Compliant 8 SO 6V 1V 8 2013-06-14 00:00:00 HH:MM:SS:hh
DS1501WN+ DS1501WN+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Tube 2013 yes Obsolete 1 (Unlimited) 28 EAR99 36.83mm ROHS3 Compliant Lead Free 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 TIN DUAL 260 3.3V NOT SPECIFIED DS1501 28 NO 2.54mm R-PDIP-T28 Timers or RTCs Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 3V~3.6V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
DS1346T+ DS1346T+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 yes 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant No 3mm CMOS 0.8mm 8473.30.11.80 DUAL 3.3V 8 INDUSTRIAL YES 0.65mm S-PDSO-N8 Timer or RTC 2.5/5V 5.5V Clock 8 HH:MM:SS 0.032MHz SECONDS Y YES SERIAL, 4 WIRE/SPI
DS1302SN+T DS1302SN+T Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2013 yes 1 8 EAR99 5.31mm Non-RoHS Compliant BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 5.285mm CMOS 2.13mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 INDUSTRIAL YES 1.27mm R-PDSO-G8 2V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS N YES SERIAL, 3-WIRE
DS1384FP-12+ DS1384FP-12+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tray 2005 yes Obsolete 1 (Unlimited) 44 EAR99 10mm ROHS3 Compliant Lead Free 44-QFP Parallel unknown 10mm Surface Mount 0°C~70°C CMOS 2.45mm 8542.31.00.01 Clock/Calendar e3 Matte Tin (Sn) QUAD NOT SPECIFIED 5V NOT SPECIFIED DS1384 44 YES 0.8mm S-PQFP-G44 Timer or RTC Not Qualified 5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 50B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1/100SECOND Y YES 1 YY-MM-DD-dd 3mA @ 5V 2.4V~4V
DS1340Z-33 DS1340Z-33 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

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 unknown 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar NOT SPECIFIED DUAL NOT SPECIFIED 3.3V NOT SPECIFIED 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Leap Year, Trickle-Charger 2.97V~5.5V HH:MM:SS (24 hr) 0.032MHz I2C YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
X1288V14I-2.7T1 X1288V14I-2.7T1 Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1288 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
X1288S16I-4.5AT1 X1288S16I-4.5AT1 Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Tape & Reel (TR) 1 16 EAR99 85°C -40°C 10.3mm Non-RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial not_compliant 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 16 INDUSTRIAL 1.27mm R-PDSO-G16 4.5V Timer or RTC Not Qualified 5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd
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