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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 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 Number of Terminals Source Url Status Check Date Logic Function Access Time Memory Size Memory Type 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
DS17485-3+ DS17485-3+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2000 yes Obsolete 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 15.24mm CMOS 5.08mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL THROUGH-HOLE 260 3V 30 24 COMMERCIAL NO 2.54mm R-PDIP-T24 2.7V 70°C Timer or RTC Not Qualified 3V 3.7V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO PARALLEL, MUXED BUS 1
M48T35Y-70MH1E M48T35Y-70MH1E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Timekeeper® Obsolete 3 (168 Hours) 28 EAR99 5V 18.49mm ROHS3 Compliant Lead Free No 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets Parallel No SVHC 70GHz 2.69mm 8.89mm Surface Mount 2.214806g 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e3 Tin (Sn) DUAL 260 5V 30 M48T35 28 1.27mm Timers or RTCs 5V Leap Year Clock 70 ns 32kB SRAM 4.5V~5.5V HH:MM:SS (24 hr) SECONDS N NO YY-MM-DD-dd 2mA @ 4.75V~5.5V
RTC-72423B:3:ROHS RTC-72423B:3:ROHS EPSON 0.0000
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0.00000000 Tape & Reel (TR)
RX-4801SA:UB3PURESN RX-4801SA:UB3PURESN EPSON 0.0000
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0.00000000
X1228V14Z-2.7 X1228V14Z-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1228 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
MAX6909EO30+T MAX6909EO30+T Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 20 EAR99 85°C -40°C 8.65mm ROHS3 Compliant 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
DS1746P-70+ DS1746P-70+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2012 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1746 34 YES 1.27mm Timers or RTCs Not Qualified 5V Leap Year, NVSRAM, Y2K 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V 3V
MAX6917EO30+ MAX6917EO30+ 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 3V NOT SPECIFIED MAX6917 20 YES 0.635mm R-PDSO-G20 Timer or RTC Not Qualified 3V Clock 96B 2.7V~3.3V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
RTC-7301SF:B3ROHS RTC-7301SF:B3ROHS EPSON 0.0000
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0.00000000
DS2404-001 DS2404-001 Maxim Integrated 0.0000
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0.00000000 download no 1 16 EAR99 85°C -40°C 19.175mm RoHS Compliant No 16 PDIP 7.62mm CMOS 4.572mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL THROUGH-HOLE 240 5V 20 16 INDUSTRIAL NO 2.54mm 4.5V 5.5V Clock 0.032MHz SERIAL, 3-WIRE Binary
DS1747P-70 DS1747P-70 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 yes Obsolete 3 (168 Hours) 34 EAR99 5V 25.019mm Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V DS1747 34 1.27mm Timer or RTC 5V Leap Year, NVSRAM, Y2K Clock 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V 3V
DS17885E-3+ DS17885E-3+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2000 yes Obsolete 3 (168 Hours) 28 EAR99 3V 11.8mm ROHS3 Compliant Lead Free No 28 28-TSSOP (0.465, 11.80mm Width) Parallel 8mm Surface Mount 0°C~70°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V 30 DS17885 28 0.55mm 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 YES 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
X1205V8IT1 X1205V8IT1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 1 8 EAR99 85°C -40°C 4.4mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 3mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 30 8 INDUSTRIAL 0.65mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
DS1302S-16 DS1302S-16 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2001 no Obsolete 1 (Unlimited) 16 EAR99 3.3V 10.3mm Non-RoHS Compliant Contains Lead No 16 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 16-SOIC (0.295, 7.50mm Width) 3-Wire Serial 7.5mm Surface Mount 0°C~70°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 3.3V DS1302 16 1.27mm Timer or RTC 3/5V Leap Year, NVSRAM, Trickle-Charger Clock 31B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
CDP68HC68T1M2 CDP68HC68T1M2 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar CDP68HC68T1 Alarm, Leap Year, Square Wave Output, Watchdog Timer 32B 3V~6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 20μA~500μA @ 5V 2.2V~6V
DS17887-5IND DS17887-5IND Maxim Integrated 0.0000
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0.00000000 download Tube 2012 Obsolete 1 (Unlimited) 24 EAR99 33.782mm Non-RoHS Compliant Contains Lead 24-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole -40°C~85°C CMOS 9.398mm 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL NOT SPECIFIED 5V NOT SPECIFIED DS17887 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
ISL12029IBZ-T ISL12029IBZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Cut Tape 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.65mm RoHS Compliant Lead Free No 14 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1338C-33#T&R DS1338C-33#T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Tin No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 5.5V 3V Surface Mount 665.986997mg -40°C~85°C Clock/Calendar DS1338 Leap Year, NVSRAM, Square Wave Output 16-SOIC Clock 56B 3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 125μA~200μA @ 3.63V~5.5V 1.3V~3.7V
DS1302S/T&R DS1302S/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2002 Obsolete 1 (Unlimited) 70°C 0°C 3.3V 5.46mm Non-RoHS Compliant Contains Lead No 8 8-SOIC (0.209, 5.30mm Width) 3-Wire Serial 5.5V Unknown 2V 2.03mm 5.41mm Surface Mount 0°C~70°C Clock/Calendar DS1302 Leap Year, NVSRAM, Trickle-Charger 8-SO Clock 31B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
CDP68HC68T1E CDP68HC68T1E Renesas Electronics America 0.0000
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0.00000000 download Tube 2001 Obsolete 1 (Unlimited) Non-RoHS Compliant 16-DIP (0.300, 7.62mm) SPI Through Hole -40°C~85°C Clock/Calendar CDP68HC68T1 Alarm, Leap Year, Square Wave Output, Watchdog Timer 32B 3V~6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 20μA~500μA @ 5V 2.2V~6V
X1228V14IZ-2.7 X1228V14IZ-2.7 Intersil Corporation 0.0000
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0.00000000 1 EAR99 5mm RoHS Compliant compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 14 INDUSTRIAL YES 0.65mm R-PDSO-G14 2.7V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
RV-3129-C3-32.768KHZ-OPTION-B-TB-QA RV-3129-C3-32.768KHZ-OPTION-B-TB-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-VCDFN I2C, 2-Wire Serial Surface Mount -40°C~125°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, EEPROM, NVRAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
PCF8593T,118 PCF8593T,118 NXP Semiconductors / Freescale 0.0000
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0.00000000 download Surface Mount Tape and Reel 85°C -40°C RoHS Compliant 8 SO 6V 1V 8 2013-06-14 00:00:00 HH:MM:SS:hh
ISL12024IRTCZ-T ISL12024IRTCZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel 1999 Active 1 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free No 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 0.8mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 8 INDUSTRIAL 0.65mm S-PDSO-N8 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1305EN DS1305EN 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 -40°C~85°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1305 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, NVSRAM, 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
DS1672S-3+T&R DS1672S-3+T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 9 Weeks Tape & Reel (TR) 2002 Active 1 (Unlimited) ROHS3 Compliant Lead Free 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Binary Counter DS1672 Trickle-Charger 8-SO 2.7V~3.3V Binary Binary 500μA @ 3.3V 1.3V~3.63V
RV-8523-C3-32.768KHZ-20PPM-TA-QC RV-8523-C3-32.768KHZ-20PPM-TA-QC 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-VCDFN I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year, Watchdog Timer 1.2V~5.5V HH:MM:SS YY-MM-DD-dd 180nA @ 3V
BQ4845YS-A4N BQ4845YS-A4N Rochester Electronics 0.0000
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0.00000000 Tube Obsolete 1 (Unlimited) ROHS3 Compliant 28-SOIC (0.295, 7.50mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer 28-SOIC 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
X1227S8-2.7 X1227S8-2.7 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 4.9022mm Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount 0°C~70°C CMOS 1.7272mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 30 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
Q427242110002RTC-72421B Q427242110002RTC-72421B EPSON 0.0000
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0.00000000 RoHS Compliant 18
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