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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 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 Logic Function Screening Level 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
X1227V8IZ-4.5A X1227V8IZ-4.5A Renesas Electronics America 0.0000
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Min: 1

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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
ISL12022MAIBZ-T ISL12022MAIBZ-T Intersil 0.0000
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Min: 1

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0.00000000
ISL12027IB27AZ-T ISL12027IB27AZ-T Rochester Electronics 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 8-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
MAX6916EO33+ MAX6916EO33+ Rochester Electronics 0.0000
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Min: 1

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0.00000000 download Tube yes Obsolete 3 (168 Hours) 20 8.65mm ROHS3 Compliant 20-SSOP (0.154, 3.90mm Width) SPI, 3-Wire Serial 3.9mm Surface Mount CMOS 1.73mm Clock/Calendar/Supervisor e3 MATTE TIN DUAL 260 3.3V 30 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 85°C -40°C COMMERCIAL 96B 8 3V~3.6V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd
RTC-4543SA:A3:PURE SN RTC-4543SA:A3:PURE SN EPSON 0.0000
RFQ

Min: 1

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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
RTC-63421B RTC-63421B Seiko 0.0000
RFQ

Min: 1

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0.00000000
PCF8593N PCF8593N NXP Semiconductors 0.0000
RFQ

Min: 1

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0.00000000
DS1647P-120+ DS1647P-120+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tube 2012 yes Obsolete 3 (168 Hours) 34 EAR99 ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel not_compliant Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1647 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Leap Year, NVSRAM 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 4.5V~5.5V 3V
AB1803-T3 AB1803-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 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 Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y I2C; SERIAL, 4-WIRE/3-WIRE 64 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
1339-31DVGI8 1339-31DVGI8 Integrated Device Technology (IDT) 0.0000
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Min: 1

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0.00000000 download 7 Weeks Surface Mount Tape & Reel 2006 yes Active 3 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free No 8 TSSOP 5.5V 2.45V 3mm 970μm CMOS 1.1mm e3 Matte Tin (Sn) - annealed DUAL 260 30 8 INDUSTRIAL 0.65mm Timer or RTC 3.6/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C 1
ISL12020MIRZ ISL12020MIRZ Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download 3 Weeks Tube 2008 Active 1 (Unlimited) 20 EAR99 5.5mm ROHS3 Compliant 20-PowerLFDFN I2C, 2-Wire Serial 4mm Surface Mount -40°C~85°C CMOS 1.3mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 3V ISL12020 20 YES 0.5mm R-PDSO-N20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
ISL12027IV27Z ISL12027IV27Z Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2010 Active 1 8 EAR99 85°C -40°C 3.3V 3.05mm RoHS Compliant Lead Free 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 512B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
ISL12059IBZ-T ISL12059IBZ-T Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) Obsolete 2 (1 Year) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12059 Leap Year 1.8V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
PT7C4302AZEEX PT7C4302AZEEX Diodes Incorporated 0.0000
RFQ

Min: 1

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0.00000000 20 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 8-WFDFN Exposed Pad 3-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B 1.2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 1.2V~5.5V
R2062L02-E2 R2062L02-E2 Ricoh Electronic Devices Company 0.0000
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Min: 1

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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) 16 2.3mm RoHS Compliant 2.3mm CMOS 0.43mm QUAD NO LEAD 3.3V 16 INDUSTRIAL YES 0.4mm S-XQCC-N16 2.9V 85°C -40°C 5.5V TIMER, REAL TIME CLOCK 0.032MHz SERIAL, 3-WIRE
RTC-62421B:ROHS RTC-62421B:ROHS EPSON 0.0000
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Min: 1

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0.00000000 download Through Hole Tube Obsolete 1 (Unlimited) RoHS Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -40°C~85°C Clock/Calendar Leap Year 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.8μA~3μA @ 2V~5V
PCA21125T/Q900/1,1 PCA21125T/Q900/1,1 NXP USA Inc. 0.0000
RFQ

Min: 1

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0.00000000 download 7 Weeks Tape & Reel (TR) 2006 Active 1 (Unlimited) 14 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~125°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL NOT SPECIFIED 3V NOT SPECIFIED PCA21125 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer AEC-Q100 1.6V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd 30.3μA @ 2V~5V
RTC-4574NB:B ROHS RTC-4574NB:B ROHS EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 22-SON (6.3x4.8) 1.6V~5.5V 1μA~2μA @ 3V~5V
S-35390A-T8T1G S-35390A-T8T1G Seiko 0.0000
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Min: 1

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0.00000000
ISL1208IB8Z-TK ISL1208IB8Z-TK Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download 7 Weeks Cut Tape (CT) 2004 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 NOT SPECIFIED 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) I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
PCF8564AU/5BB/1,01 PCF8564AU/5BB/1,01 NXP Semiconductors 0.0000
RFQ

Min: 1

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0.00000000 download 7 Weeks Bulk 2008 Active Not Applicable 9 ROHS3 Compliant Die I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar UPPER NOT SPECIFIED 2V NOT SPECIFIED 9 YES R-XUUC-N9 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
R2221L-E2 R2221L-E2 Ricoh Electronic Devices Company 0.0000
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Min: 1

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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Clock
1337AGDCGI8 1337AGDCGI8 Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount 2006 yes Active 1 8 EAR99 85°C -40°C 4.9mm RoHS Compliant Lead Free 8 SOIC 2-Wire, I2C, Serial 3.9mm 1.5mm CMOS 1.75mm e3 Matte Tin (Sn) DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 2/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
1338-31DVGI8 1338-31DVGI8 Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount Tape & Reel 2006 yes Active 3 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free Tin 8 MSOP 2-Wire, I2C, Serial 3mm 970μm CMOS 1.1mm e3 DUAL 260 30 8 INDUSTRIAL 0.65mm Timer or RTC Not Qualified 3.6/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
AB0803-T3 AB0803-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

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
RTC-62421B RTC-62421B EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -40°C~85°C Clock/Calendar Leap Year 18-DIP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.8μA~3μA @ 2V~5V
DS1371 DS1371 Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 Bulk yes 1 8 EAR99 3mm RoHS Compliant No UMAX 3mm CMOS 1.1mm 8473.30.11.80 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 INDUSTRIAL YES 0.65mm S-PDSO-G8 1.7V 85°C -40°C Timer or RTC 1.8/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y SERIAL, 2-WIRE/I2C 1
S-35190A-I8T1U S-35190A-I8T1U Seiko 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1603+ DS1603+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tube 2002 Obsolete 1 (Unlimited) 7 EAR99 21.335mm ROHS3 Compliant Lead Free ONE BYTE PROTOCOL; 1 HZ FIXED O/P; 10 YEARS DATA RETENTION; ACCURACY 2 MIN/MONTH 14-DIP Module (0.335, 8.51mm) 3-Wire Serial not_compliant 16.765mm Through Hole 0°C~70°C CMOS 8.38mm 8542.39.00.01 Elapsed Time Counter e3 Matte Tin (Sn) SINGLE 245 5V 30 DS1603 7 NO 2.54mm R-XSIP-T7 Not Qualified 4.5V~5.5V Binary 2MHz SERIAL, 3-WIRE 1 50μA @ 5V 3V~4.5V
DS2417P/T&R DS2417P/T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial Surface Mount -40°C~85°C Binary Counter DS2417 Unique ID 6-TSOC 2.5V~5.5V Binary Binary 0.45μA @ 2.5V~5.5V
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