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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 Termination ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free Contact Plating Radiation Hardening Number of Pins Package / Case Interface Max Supply Voltage REACH SVHC Min Supply Voltage Frequency Height Width Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code Nominal Supply Current 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) Voltage Number of Outputs Feature Supplier Device Package Logic Function Access Time Memory Size Memory Type Address Bus Width Supply Current-Max 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
X1286V14I X1286V14I Intersil 0.0000
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0.00000000
DS1744W-120IND DS1744W-120IND Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2006 no Obsolete 1 (Unlimited) 28 EAR99 3.3V 25.27mm Non-RoHS Compliant Contains Lead Tin No 28 28-DIP Module (0.600, 15.24mm) Parallel Unknown 810μm 23.62mm Through Hole -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e0 DUAL 240 3.3V DS1744 28 2.54mm Timer or RTC Leap Year, NVSRAM, Y2K Clock 32KB 2.97V~3.63V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
DS17285E-3+ DS17285E-3+ Rochester Electronics 0.0000
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0.00000000 download no Obsolete 3 (168 Hours) 28 11.8mm ROHS3 Compliant 8mm CMOS 1.2mm e0 TIN LEAD DUAL GULL WING 240 3V 20 28 COMMERCIAL YES 0.55mm R-PDSO-G28 2.7V 70°C COMMERCIAL 3.7V 8 TIMER, REAL TIME CLOCK 0.032MHz PARALLEL, MUXED BUS 1
DS1315EN-33+ DS1315EN-33+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Tube 2002 yes Active 1 (Unlimited) 20 EAR99 6.5mm ROHS3 Compliant Lead Free 20-TSSOP (0.173, 4.40mm Width) Parallel 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1315 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3.3V Leap Year 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
X1227V8IZ-4.5A X1227V8IZ-4.5A Renesas Electronics America 0.0000
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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 -40°C~85°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
PCF8583T/5,118 PCF8583T/5,118 NXP Semiconductors 0.0000
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0.00000000
MCP79410T-I/ST MCP79410T-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 EAR99 3.0988mm ROHS3 Compliant No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 1.0414mm 4.4958mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79410 8 0.65mm 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
CDP68HC68T1E CDP68HC68T1E Intersil 0.0000
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Min: 1

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0.00000000
ISL12026AIVZ ISL12026AIVZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 19 Weeks Surface Mount 2010 Active 1 8 EAR99 85°C -40°C 3.3V 4.4mm RoHS Compliant No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.2mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
X1227S8IZ X1227S8IZ Intersil 0.0000
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Min: 1

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0.00000000
X1226V8IT2 X1226V8IT2 Intersil 0.0000
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Min: 1

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0.00000000
ISL12082IB8Z ISL12082IB8Z Intersil 0.0000
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Min: 1

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0.00000000
ISL12027AIB27Z ISL12027AIB27Z Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount 2010 Active 1 8 EAR99 85°C -40°C 3.3V 4.9mm RoHS Compliant No SOIC 2-Wire, I2C, Serial 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 8, 8 INDUSTRIAL 1.27mm R-PDSO-G8 Timer or RTC 3/5V 5.5V Clock HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
PCF2123BS/1,518 PCF2123BS/1,518 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 3 (168 Hours) 16 3mm ROHS3 Compliant 16-VFQFN Exposed Pad SPI 3mm Surface Mount -40°C~85°C CMOS 1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 2V NOT SPECIFIED PCF2123 16 YES 0.5mm S-PQCC-N16 Timers or RTCs Not Qualified 1.1/5.5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.33μA~0.38μA @ 2V~5V
DS1307ZN+ DS1307ZN+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Tube 2005 yes Active 1 (Unlimited) 8 EAR99 5V 5mm ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 32.768kHz 1.5mm 4mm Surface Mount 540.001716mg -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 5V DS1307 8 Timer or RTC 5V 7V 1 Leap Year, NVSRAM, Square Wave Output Clock 56B RAM 4.5V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES I2C 1 YY-MM-DD-dd 200μA @ 5V 2V~3.5V
RTC-4543SA:A3:PURE SN RTC-4543SA:A3:PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-4543SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 14-SOP 2.5V~5.5V 1μA~3μA @ 2V~5V
RV-3029-C2-32.768KHZ-OPTION-B-TA-QC RV-3029-C2-32.768KHZ-OPTION-B-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-TCDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
ISL1208IB8Z-T7A ISL1208IB8Z-T7A Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download 8 Weeks Tape & Reel (TR) 2018 Active 1 (Unlimited) 8 EAR99 4.9022mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount -40°C~85°C CMOS 1.7272mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3.3V NOT SPECIFIED ISL1208 8 YES 1.27mm R-PDSO-G8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
PCA8565TS/S440/1,5 PCA8565TS/S440/1,5 NXP Semiconductors 0.0000
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0.00000000
ISL12026AIBZ-T ISL12026AIBZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8-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 e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3.3V NOT SPECIFIED ISL12026A 8 YES 1.27mm R-PDSO-G8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RX-4803SA:UB PURE SN RX-4803SA:UB PURE SN EPSON 0.0000
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Min: 1

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0.00000000 download 13 Weeks RX-4803SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 2.1μA~3.4μA @ 3V~5V
DS1743P-C01+ DS1743P-C01+ Maxim Integrated 0.0000
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0.00000000 yes 34 EAR99 RoHS Compliant 34 CMOS 8473.30.11.80 e3 Matte Tin (Sn) DUAL J INVERTED NOT SPECIFIED 5V NOT SPECIFIED 34 COMMERCIAL YES 4.5V 70°C Timer or RTC Not Qualified 3.3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS N NO PARALLEL, DIRECT ADDRESS
RV-3029-C2OPTIONB RV-3029-C2OPTIONB Micro Crystal 0.0000
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0.00000000 Cut Tape SMD/SMT 85°C -40°C RoHS Compliant 10 SMD/SMT I2C, Serial 5.5V No SVHC 1.3V 2
ISL1218IUZ ISL1218IUZ Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Tube 2004 Active 2 (1 Year) EAR99 ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm 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 ISL1218 8 Alarm, Leap Year, SRAM 8B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
AB0803-T3 AB0803-T3 Abracon LLC 0.0000
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Min: 1

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0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 EAR99 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm 8542.39.00.01 Clock/Calendar QUAD 260 1.8V 30 0.5mm S-XQCC-N16 Alarm, Leap Year, SRAM, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz I2C; SERIAL, 4-WIRE/3-WIRE 64 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
X1227V8I X1227V8I Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount Bulk 2005 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 5V 8 INDUSTRIAL 0.65mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
DS1343D-18+ DS1343D-18+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Surface Mount Tube 2002 yes Obsolete 1 (Unlimited) 14 EAR99 1.8V 3mm ROHS3 Compliant No 14 14-WFDFN Exposed Pad SPI 3mm Surface Mount -40°C~85°C CMOS 0.8mm 8542.39.00.01 Clock/Calendar DUAL 1.8V DS1343 14 0.4mm 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
BQ4802YDWRG4 BQ4802YDWRG4 Texas Instruments 0.0000
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Min: 1

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0.00000000 Surface Mount Tape & Reel (TR) Not For New Designs 1 (Unlimited) 28 EAR99 5V 17.9mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 730.794007mg 0°C~70°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ4802 28 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 9mA 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.4V~4V
DS1501WEN+ DS1501WEN+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tray 2002 yes Obsolete 3 (168 Hours) 28 EAR99 11.8mm ROHS3 Compliant Lead Free 28 28-TSSOP (0.465, 11.80mm Width) Parallel 8mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1501 28 YES 0.55mm 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
DS1244Y-70+ DS1244Y-70+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Through Hole Tube 2011 yes Active 1 (Unlimited) 28 EAR99 5V 39.37mm ROHS3 Compliant Lead Free No 28 28-DIP Module (0.600, 15.24mm) Parallel Unknown 70GHz 9.35mm 18.8mm Through Hole 4.187905g 0°C~70°C CMOS 8473.30.11.40 85mA Phantom Time Chip e3 Matte Tin (Sn) DUAL 5V DS1244 28 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 70 ns 32KB 13b 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 1/100SECOND N YES YY-MM-DD-dd 10mA @ 5V
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