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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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Source Url Status Check Date Logic Function Screening Level Memory Size Function 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
S-35399A02-HRT1 S-35399A02-HRT1 ABLIC U.S.A. Inc. 0.0000
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0.00000000 Tape & Reel (TR) yes Not For New Designs 1 (Unlimited) 12 EAR99 1.97mm RoHS Compliant 12-UFBGA, WLBGA I2C, 2-Wire Serial 1.84mm Surface Mount -40°C~85°C CMOS 0.6mm 8542.39.00.01 Clock/Calendar BOTTOM 260 3V 10 12 YES 0.5mm R-PBGA-B12 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 2-WIRE/I2C YY-MM-DD-dd 14μA~30μA @ 3V~5V
DS12885T+ DS12885T+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tray 2003 yes Active 1 (Unlimited) 32 EAR99 7mm ROHS3 Compliant Lead Free DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING 32-TQFP Parallel 7mm Surface Mount 0°C~70°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 MATTE TIN QUAD 260 5V 30 DS12885 32 YES 0.8mm S-PQFP-G32 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
DS17885-3+ DS17885-3+ Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 1 (Unlimited) 24 31.75mm ROHS3 Compliant 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm Clock/Calendar e3 MATTE TIN DUAL 260 3V 30 24 NO 2.54mm R-PDIP-T24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
S-35390A-I8T1G S-35390A-I8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download Tape & Reel (TR) yes Obsolete 1 (Unlimited) 8 EAR99 2.23mm RoHS Compliant 8-SMD, Flat Lead I2C, 2-Wire Serial compliant 1.97mm Surface Mount -40°C~85°C CMOS 0.5mm 8542.39.00.01 Clock/Calendar e6 Tin/Bismuth (Sn/Bi) DUAL 260 3V 10 8 YES 0.5mm R-PDSO-F8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 2-WIRE/I2C 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
ISL12058IBZ-T ISL12058IBZ-T Renesas Electronics America 0.0000
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0.00000000 download 5 Weeks Tape & Reel (TR) Active 2 (1 Year) EAR99 ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12058 8 Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
ISL12027IV27AZ ISL12027IV27AZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2010 Active 1 8 EAR99 85°C -40°C 3.3V 3.05mm RoHS Compliant No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 1.05mm 4.5mm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
X1227S8I-2.7A X1227S8I-2.7A Intersil 0.0000
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0.00000000
R2061S02-E2-F R2061S02-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant SSOP NOT SPECIFIED NOT SPECIFIED Clock
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
MCP7940NT-E/SN MCP7940NT-E/SN Microchip Technology 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2012 Automotive, AEC-Q100 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~125°C CMOS 1.75mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP7940N YES 1.27mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM Clock TS 16949 64B 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
ISL12026IBZ ISL12026IBZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 12 Weeks Surface Mount Bulk 1999 Active 1 8 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant Lead Free No 8 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 400kHz 1.5mm 4mm 540.001716mg CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 INDUSTRIAL Timer or RTC 3/5V 1 Clock 512B HH:MM:SS SECONDS Y I2C 16 B YY-MM-DD-dd
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
DS14285SN/T&R DS14285SN/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2005 Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS Compliant Contains Lead 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount -40°C~85°C Clock/Calendar DS14285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
ISL12025IBZ ISL12025IBZ Rochester Electronics 0.0000
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0.00000000 download Tube yes Obsolete 1 (Unlimited) 8 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C 1.75mm Clock/Calendar e3 MATTE TIN DUAL 260 3.3V 40 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
DS1743P-100 DS1743P-100 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 34 Non-RoHS Compliant A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel unknown Surface Mount 0°C~70°C Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 34 YES R-XDMA-U34 COMMERCIAL Leap Year, NVSRAM, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V 3V
DS1744-70+ DS1744-70+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2005 yes Active 1 (Unlimited) 28 EAR99 38.227mm ROHS3 Compliant Lead Free 28 28-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.668mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1744 28 NO 2.54mm Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V
ISL12029IB30AZ-T ISL12029IB30AZ-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 ISL12029 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
MCP79412-I/SN MCP79412-I/SN Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 1998 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free 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 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79412 8 1.27mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
DS1251YP-70+ DS1251YP-70+ Maxim Integrated 0.0000
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0.00000000 download 20 Weeks Tray 2011 yes Obsolete 3 (168 Hours) 34 3A991.B.2.A 24.384mm ROHS3 Compliant Lead Free USE DS9034PCX TO ORDER POWERCAP not_compliant 23.495mm CMOS 6.858mm 8473.30.11.40 e3 Matte Tin (Sn) DUAL J INVERTED 245 5V 40 34 COMMERCIAL YES 1.27mm R-XDMA-U34 4.5V 70°C Timer or RTC Not Qualified 5V 5.5V 8 TIMER, REAL TIME CLOCK 1/100SECOND N NO PARALLEL, DIRECT ADDRESS
RX-5412SF:B3PURESN RX-5412SF:B3PURESN EPSON 0.0000
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0.00000000
ISL1208IU8Z ISL1208IU8Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 13 Weeks Surface Mount Bulk 2004 Active 2 8 EAR99 85°C -40°C 3.05mm RoHS Compliant Lead Free Tin No 8 MSOP 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 950μm 3.05mm CMOS e3 DUAL 260 3V 30 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 2B HH:MM:SS 0.032MHz SECONDS Y I2C 2 B YY-MM-DD-dd
RX-8564LC:B0:PURE SN RX-8564LC:B0:PURE SN Epson America, Inc 0.0000
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0.00000000 download Tape and Reel Active Yes with exemptions 12 Clock/Calendar/Alarm/Timer HH:MM:SS DW:DM:M:Y
IDT1337GCSRI IDT1337GCSRI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount 85°C -40°C 10.5mm RoHS Compliant 16 QFN 2-Wire, I2C, Serial 5.5V 1.8V 2.55mm 7.4mm HH:MM:SS (12/24 hr) YY-MM-DD-dd
DS17485S-3 DS17485S-3 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 0°C~70°C CMOS 2.67mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 3V NOT SPECIFIED DS17485 24 YES 1.27mm Timer or RTC Not Qualified 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 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
X1226S8Z X1226S8Z Renesas Electronics America 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 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) 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
X1288V14I-4.5AT1 X1288V14I-4.5AT1 Renesas Electronics America 0.0000
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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 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1338C-3# DS1338C-3# Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Surface Mount Tube 2012 yes Active 1 (Unlimited) 16 EAR99 3V 10.3mm ROHS3 Compliant No 16 16-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 DUAL 260 3V 40 DS1338 16 1.27mm Leap Year, NVSRAM, Square Wave Output Clock 56B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 200μA @ 3.3V 1.3V~3.7V
DS14285QN DS14285QN Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 no Obsolete 1 (Unlimited) 28 EAR99 11.505mm Non-RoHS Compliant Contains Lead 28 28-LCC (J-Lead) Parallel not_compliant 11.505mm Surface Mount -40°C~85°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) QUAD 245 5V NOT SPECIFIED DS14285 28 1.27mm Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
IDT1337DCGI IDT1337DCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount yes 1 8 85°C -40°C RoHS Compliant SOIC 2-Wire, I2C, Serial CMOS e3 Matte Tin (Sn) - annealed DUAL 260 30 INDUSTRIAL 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 2/5V HH:MM:SS (12/24 hr) TIMER, MEMORY REFRESH SECONDS Y SERIAL, 2 WIRE/I2C YY-MM-DD-dd
BQ4847MT BQ4847MT Texas Instruments 0.0000
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0.00000000 download Through Hole Tube yes Obsolete 1 (Unlimited) 28 EAR99 5V 38.8mm ROHS3 Compliant Contains Lead No 28 28-DIP Module (0.61, 15.49mm) Parallel 9.52mm 18.42mm Through Hole 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar DUAL 5V BQ4847 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 4.75V~5.25V HH:MM:SS (12/24 hr) SECONDS Y NO YY-MM-DD-dd 2.3V~4V
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