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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 Density Frequency Height Width Thickness Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code Max Frequency 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 Supply Current-Max Voltage - Supply Time Format External Data Bus Width 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 Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
AB1814-T3 AB1814-T3 Abracon LLC 0.0000
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0.00000000 download Surface Mount Cut Tape (CT) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad SPI 3mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar QUAD 260 1.8V 30 16 0.5mm S-XQCC-N16 Timer or RTC 1.8/3.3V Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y I2C; SERIAL, 4-WIRE/3-WIRE 256 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
X1226S8ZT1 X1226S8ZT1 Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1226 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
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
DS1556W-120IND+ DS1556W-120IND+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Through Hole Tube 2007 yes Active 1 (Unlimited) 32 EAR99 3.3V 43.053mm ROHS3 Compliant Lead Free Tin No 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 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
RTC-4543SA:B ROHS RTC-4543SA:B ROHS EPSON 0.0000
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0.00000000 download RTC-4543SA Obsolete 1 (Unlimited) 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
RX-8035LC:AA0:PURESN RX-8035LC:AA0:PURESN EPSON 0.0000
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0.00000000
X1228S14IZ X1228S14IZ Renesas Electronics America 0.0000
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0.00000000 download Tube 2005 Obsolete 3 (168 Hours) ROHS3 Compliant 14-SOIC (0.154, 3.90mm 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
DS17485-3 DS17485-3 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2010 Obsolete 1 (Unlimited) 24 EAR99 3V 31.75mm Non-RoHS Compliant Contains Lead No 24 24-DIP (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS 5.08mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3V 20 DS17485 24 2.54mm Timer or RTC 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 4KB 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
RTC-8564NB:B3:ROHS RTC-8564NB:B3:ROHS EPSON 0.0000
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0.00000000 Surface Mount Digi-Reel® 85°C -40°C RoHS Compliant Contains Lead 22 2-Wire, I2C, Serial 5.5V 1.8V Clock HH:MM:SS YY-MM-DD-dd
X1226S8I X1226S8I Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 1 8 EAR99 85°C -40°C 4.9022mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 INDUSTRIAL 1.27mm 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 NO I2C 1 YY-MM-DD-dd
PCF8583P/F5,112 PCF8583P/F5,112 NXP Semiconductors 0.0000
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0.00000000 download Tube 1997 Obsolete 1 (Unlimited) 8 9.5mm ROHS3 Compliant 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.2mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 250 5V 40 PCF8583 8 NO 2.54mm R-PDIP-T8 Timer or RTC Not Qualified 3/5V Alarm, NVSRAM, Square Wave Output 240B 0.2mA 2.5V~6V HH:MM:SS:hh (12/24 hr) 0.1MHz 256 8 1/100SECOND Y YES I2C YY-MM-DD 10μA~50μA @ 1V~5V
PT7C43390LE PT7C43390LE Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Surface Mount Tube Last Time Buy 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 MATTE TIN DUAL 260 3V NOT SPECIFIED 0.65mm Timer or RTC Not Qualified 3/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 0.65μA~0.7μA @ 3V~5V
X1288V14-2.7 X1288V14-2.7 Intersil 0.0000
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0.00000000
1338-31DVGI 1338-31DVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Bulk 2006 yes Active 3 8 EAR99 85°C -40°C 3mm RoHS Compliant Lead Free Tin 8 MSOP 2-Wire, I2C, Serial 5.5V 3.3V 3mm 970μm CMOS 1.1mm e3 DUAL 260 30 8 INDUSTRIAL 0.65mm Timer or RTC Not Qualified 3.6/5V Clock 56B HH:MM:SS 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
DS1302S DS1302S Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2001 no Obsolete 1 (Unlimited) 8 EAR99 3.3V 5.46mm Non-RoHS Compliant Contains Lead Tin No 8 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-SOIC (0.209, 5.30mm Width) 3-Wire Serial No SVHC 2.03mm 5.41mm Surface Mount 540.001716mg 0°C~70°C CMOS Clock/Calendar e0 DUAL 240 3.3V 20 DS1302 8 1.27mm Timers or RTCs 5V Leap Year, NVSRAM, Trickle-Charger Clock 31B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
DS1315N-33+ DS1315N-33+ Maxim Integrated 0.0000
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0.00000000 download Tube 2011 yes Obsolete 1 (Unlimited) 16 EAR99 19.175mm ROHS3 Compliant Lead Free 7.62mm CMOS 4.572mm 8542.39.00.01 e3 MATTE TIN DUAL THROUGH-HOLE 260 3.3V 30 16 INDUSTRIAL NO 2.54mm R-PDIP-T16 3V 85°C -40°C Timer or RTC Not Qualified 3.3V 3.6V TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND N YES SERIAL, FIXED PROTOCOL
X1205V8T1 X1205V8T1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 1 8 EAR99 70°C 0°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 COMMERCIAL 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
DS17285SN-5 DS17285SN-5 Maxim Integrated 0.0000
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0.00000000 download Tube 2010 Obsolete 1 (Unlimited) 24 EAR99 17.9mm Non-RoHS Compliant Contains Lead 24 24-SOIC (0.295, 7.50mm Width) Parallel not_compliant 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 5V NOT SPECIFIED DS17285 24 YES 1.27mm Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
MCP7940N-I/SN MCP7940N-I/SN Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 1998 Automotive, AEC-Q100 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 1.5mm 3.9mm Surface Mount -40°C~85°C CMOS 400kHz Clock/Calendar e3 DUAL 260 2.5V 40 MCP7940N 8 1.27mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM Clock 64B 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
DS1347T+T&R DS1347T+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Digi-Reel® 2012 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant No 8 8-WDFN Exposed Pad SPI 5.5V Unknown 2V Surface Mount -40°C~85°C Clock/Calendar DS1347 Alarm, Leap Year, SRAM 8-TDFN (3x3) Clock 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.7μA~0.8μA @ 2V~5V
DS1254YB-100 DS1254YB-100 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2005 Obsolete 4 (72 Hours) 5V Non-RoHS Compliant Contains Lead No 168 168-BGA Parallel 16 Mb 100GHz Surface Mount 0°C~70°C Phantom Time Chip DS1254 Leap Year, NVSRAM 100 ns 2MB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8b YY-MM-DD-dd 7mA @ 3.3V 3V
DS12885Q/T&R DS12885Q/T&R Rochester Electronics 0.0000
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0.00000000 Tape & Reel (TR) Obsolete 3 (168 Hours) Non-RoHS Compliant 28-LCC (J-Lead) Parallel Surface Mount Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 28-PLCC (11.51x11.51) 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5V~4V
ISL12028IBZ-T ISL12028IBZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 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
DS1315N-33 DS1315N-33 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2007 Obsolete 1 (Unlimited) 16 EAR99 3.3V 19.175mm Non-RoHS Compliant Contains Lead No 16 16-DIP (0.300, 7.62mm) Parallel 7.62mm Through Hole -40°C~85°C CMOS 4.572mm 8542.39.00.01 Phantom Time Chip e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1315 16 2.54mm Timer or RTC Leap Year Clock 3V~3.6V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.1mA @ 3.3V 2.5V~3.7V
DS1306EN+T&R DS1306EN+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant Lead Free Tin No 20 20-TSSOP (0.173, 4.40mm Width) SPI 5.5V No SVHC 2V Surface Mount -40°C~85°C Clock/Calendar DS1306 Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 20-TSSOP Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
DS1556-70IND DS1556-70IND Maxim Integrated 0.0000
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0.00000000 download Through Hole 2005 32 EAR99 85°C -40°C 5V 43.053mm RoHS Compliant Contains Lead No 32 Parallel 5.5V Unknown 4.5V 15.24mm CMOS 10.922mm 8473.30.11.80 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 32 INDUSTRIAL 2.54mm Timer or RTC 5V Clock 123kB HH:MM:SS 8 SECONDS Y NO YY-MM-DD-dd
DS1307ZN+T&R/C02 DS1307ZN+T&R/C02 Maxim Integrated 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1307 Leap Year, NVSRAM, Square Wave Output 8-SOIC Clock 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
DS1305EN+T&R/C01 DS1305EN+T&R/C01 Maxim Integrated 0.0000
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0.00000000 download 2012 85°C -40°C RoHS Compliant No TSSOP Clock 96B HH:MM:SS (12/24 hr)
DS1392U-18+ DS1392U-18+ Maxim Integrated 0.0000
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0.00000000 download Tube 2002 yes Obsolete 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant Lead Free 3mm CMOS 1.1mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 1.8V 30 10 INDUSTRIAL YES 0.5mm S-PDSO-G10 1.71V 85°C -40°C Timers or RTCs Not Qualified 1.8V 1.89V TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO SERIAL, 2-WIRE/I2C 1
DS17485S-3+T&R DS17485S-3+T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel 2012 Lead Free
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