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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 Height Width Thickness Mounting Type 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Number of Terminals Logic Function Accuracy Memory 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
RX8900SA:UC3PURESN RX8900SA:UC3PURESN EPSON 0.0000
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Min: 1

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0.00000000
PCA8565TS/S430/1,5 PCA8565TS/S430/1,5 NXP Semiconductors 0.0000
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Min: 1

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0.00000000
X1227S8Z X1227S8Z 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 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
DS1743P-85IND+ DS1743P-85IND+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2012 yes Obsolete 3 (168 Hours) 34 EAR99 5V ROHS3 Compliant No 34 34-PowerCap™ Module Parallel Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1743 34 Timer or RTC Leap Year, NVSRAM, Y2K Clock 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V 3V
ISL1208IRT8Z-TK ISL1208IRT8Z-TK Renesas Electronics America 0.0000
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0.00000000 download 8 Weeks Tape & Reel (TR) 2004 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant 8-WDFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.85mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL1208 8 YES 0.65mm S-PDSO-N8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
ISL1208IB8Z ISL1208IB8Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 14 Weeks Surface Mount Bulk 2003 Active 1 8 EAR99 85°C -40°C 5mm RoHS Compliant Lead Free Tin No 8 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 1.5mm 4mm CMOS e3 DUAL 260 3V 30 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 2B HH:MM:SS 0.032MHz SECONDS Y I2C 2 B YY-MM-DD-dd
ISL12022MIBZ-TR5421 ISL12022MIBZ-TR5421 Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Tape & Reel 2007 Active 1 20 EAR99 85°C -40°C 12.8mm RoHS Compliant No SOIC 2-Wire, I2C, Serial 5.5V 2.7V 7.5mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3V 30 20 INDUSTRIAL 1.27mm R-PDSO-G20 Timer or RTC 3/5V Clock 0.0005 % 128B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
S-35190A-J8T1U S-35190A-J8T1U ABLIC U.S.A. Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 5.02mm RoHS Compliant 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 TIN DUAL 3V 8 YES 1.27mm R-PDSO-G8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 3-WIRE 1 YY-MM-DD-dd 8μA~14μA @ 3V~5V
ISL12027IBZ-T ISL12027IBZ-T Intersil 0.0000
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Min: 1

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0.00000000
PCF85063TP/1Z PCF85063TP/1Z NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Cut Tape (CT) 2012 Active 1 (Unlimited) 8 3mm ROHS3 Compliant 8-WFDFN Exposed Pad I2C, 2-Wire Serial 2mm Surface Mount -40°C~85°C CMOS 0.8mm Clock/Calendar DUAL 3.3V PCF85063 8 YES 0.5mm R-PDSO-N8 Timers or RTCs Not Qualified 1.2/5V Alarm, Leap Year, Square Wave Output 0.9V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES I2C 1 YY-MM-DD-dd 0.6μA @ 3.3V
RV-3049-C2-32.768KHZ-OPTION-A-TB-QC RV-3049-C2-32.768KHZ-OPTION-A-TB-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 SPI, 4-Wire Serial Surface Mount -40°C~125°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
RV-3029-C3-32.768KHZ-OPTION-B-TA-QA RV-3029-C3-32.768KHZ-OPTION-B-TA-QA Micro Crystal 0.0000
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Min: 1

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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, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
X1227S8I-2.7 X1227S8I-2.7 Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount Bulk 8 EAR99 85°C -40°C 4.89mm Non-RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial not_compliant 3.9mm CMOS 1.75mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 8 INDUSTRIAL 1.27mm 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
DS1302SN+T DS1302SN+T Maxim Integrated 0.0000
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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
DS1689S+ DS1689S+ Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 1 (Unlimited) 28 EAR99 18.1mm ROHS3 Compliant Lead Free CAN ALSO OPERATE WITH 5V SUPPLY 28-SOIC (0.295, 7.50mm Width) Parallel unknown 8.565mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED DS1689 28 YES 1.27mm R-PDSO-G28 Timer or RTC Not Qualified 3/5V NVSRAM 114B 16 2.7V~3.3V 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 3mA @ 5V 2.5V~3.7V
X1228S14I-2.7A X1228S14I-2.7A Intersil 0.0000
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Min: 1

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0.00000000
MAX31343ETAY+T MAX31343ETAY+T Maxim Integrated 0.0000
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Min: 1

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0.00000000
1338A-31DVGI 1338A-31DVGI Renesas Electronics America 0.0000
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Min: 1

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0.00000000 Last Time Buy 1 (Unlimited) 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56b 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA @ 3.63V~5.5V 1.3V~3.7V
MCP7940M-I/SN MCP7940M-I/SN Microchip Technology 0.0000
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Min: 1

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0.00000000 download 6 Weeks 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 1.25mm 3.9mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP7940M YES 1.27mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM Clock 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y I2C 64 B 1 YY-MM-DD-dd 1μA @ 5.5V
X1205V8IZT1 X1205V8IZT1 Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1205 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
X1286V14I X1286V14I Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 1 (Unlimited) 14 EAR99 85°C -40°C 5mm Non-RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial not_compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 30 14 INDUSTRIAL 0.65mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 3/5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO I2C 1 YY-MM-DD-dd
DS1337S+C01 DS1337S+C01 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2013 Obsolete 1 (Unlimited) 85°C -40°C ROHS3 Compliant No 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1337 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
X1227V8 X1227V8 Intersil 0.0000
RFQ

Min: 1

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0.00000000
RV-3049-C3-32.768KHZ-OPTION-B-TB-QC RV-3049-C3-32.768KHZ-OPTION-B-TB-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN SPI, 4-Wire Serial Surface Mount -40°C~125°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
DS1306N DS1306N Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Through Hole Tube 2002 no Obsolete 1 (Unlimited) 16 EAR99 19.43mm Non-RoHS Compliant Contains Lead No 16 16-DIP (0.300, 7.62mm) SPI Unknown 4.45mm 7.87mm Through Hole -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1306 16 2.54mm Timer or RTC 3/5V Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger Clock 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
1339-2DCGI 1339-2DCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 1 8 EAR99 85°C -40°C 2V 4.9mm RoHS Compliant Lead Free Tin 8 SOIC 2-Wire, I2C, Serial 5.5V 1.4V 3.9mm 1.5mm CMOS 1.75mm e3 DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 2.5/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
X1205S8IT1 X1205S8IT1 Intersil 0.0000
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Min: 1

Mult: 1

0.00000000
X1227S8Z-2.7A X1227S8Z-2.7A Rochester Electronics 0.0000
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Min: 1

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0.00000000 download Tube yes Obsolete 1 (Unlimited) 8 4.9022mm ROHS3 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 e3 MATTE TIN DUAL 260 5V 40 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
X1288V14I-2.7AT1 X1288V14I-2.7AT1 Intersil Corporation 0.0000
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Min: 1

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0.00000000 1 EAR99 5mm Non-RoHS Compliant not_compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 5V 30 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 1/100SECOND Y YES I2C 1
DS1284QN DS1284QN Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 28 11.505mm Non-RoHS Compliant ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P 28-LCC (J-Lead) Parallel unknown 11.505mm Surface Mount -40°C~85°C CMOS 4.57mm Clock/Calendar e0 TIN LEAD QUAD 245 5V NOT SPECIFIED 28 YES 1.27mm S-PQCC-J28 COMMERCIAL Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 50B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 7mA @ 5V 2.4V~3.5V
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