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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status 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 Radiation Hardening Number of Pins Additional Feature 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 Number of Functions Type JESD-609 Code Terminal Finish Terminal Position 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) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Adjustable Threshold Supplier Device Package Logic Function Accuracy Memory Size Function RAM Size Voltage - Supply Time Format External Data Bus Width Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
RX-8803LC:UC3 PURE SN RX-8803LC:UC3 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-8803LC Active 1 (Unlimited) 12 3.6mm ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C 2.4mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED YES 0.5mm R-PDSO-J12 Alarm 1.6V~5.5V HH:MM:SS I2C YY-MM-DD 2.1μA~3.4μA @ 3V~5V
M41T56M6E M41T56M6E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 8 EAR99 5V 4.9mm Non-RoHS 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 e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 M41T56 8 1.27mm Timer or RTC 5V Leap Year, NVSRAM Clock 56B 4.5V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS N YES I2C YY-MM-DD-dd 100μA Typ @ 4.5V~5.5V 2.5V~3.5V
X1228V14IZ-2.7 X1228V14IZ-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm 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
DS1251WP-120+C01 DS1251WP-120+C01 Maxim Integrated 0.0000
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0.00000000 download Tube 2013 Active 1 (Unlimited) 3.3V ROHS3 Compliant No 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C Phantom Time Chip DS1251 Leap Year, NVSRAM Clock 512KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 7mA @ 3.3V 3V
DS32C35-33#T&R DS32C35-33#T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2010 Obsolete 1 (Unlimited) Non-RoHS Compliant 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar DS32C35 Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal 20-SOIC 8KB 2.7V~3.63V HH:MM:SS (12/24 hr) YY-MM-DD-dd 110μA @ 3.63V 2.3V~3.6V
ISL12026AIVZ-T ISL12026AIVZ-T Intersil 0.0000
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0.00000000
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
AB-RTCMK-32.768KHZ AB-RTCMK-32.768KHZ Abracon LLC 0.0000
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0.00000000 download Bulk Active RoHS Compliant 8 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
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
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
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
X1227S8I-2.7AT2 X1227S8I-2.7AT2 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1227 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
IDT1337GDCGI IDT1337GDCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount 85°C -40°C 5mm RoHS Compliant 8 SOIC 2-Wire, I2C, Serial 5.5V 1.8V 1.5mm 4mm HH:MM:SS (12/24 hr) YY-MM-DD-dd
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
RV-3029-C3-32.768KHZ-OPTION-B-TB-QA RV-3029-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, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
PCF85063TP/1,147 PCF85063TP/1,147 NXP Semiconductors 0.0000
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0.00000000
ISL1208IB8Z ISL1208IB8Z Renesas Electronics America 0.0000
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0.00000000 download 8 Weeks Tube 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
ISL12028IB30AZ ISL12028IB30AZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.65mm RoHS Compliant No 14 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
MCP7940MT-I/ST MCP7940MT-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant Lead Free No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP7940M 0.65mm 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 NO I2C 1 YY-MM-DD-dd 1μA @ 5.5V
X1227S8I-2.7T1 X1227S8I-2.7T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1227 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
DS1747WP-C2+ DS1747WP-C2+ Maxim Integrated 0.0000
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0.00000000 98 Weeks 2013 Obsolete 1 (Unlimited)
X1288V14Z-2.7AT1 X1288V14Z-2.7AT1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 2A (4 Weeks) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1558W+TRL DS1558W+TRL Maxim Integrated 0.0000
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0.00000000 download 8 Weeks PRODUCTION (Last Updated: 1 month ago) Surface Mount Tape & Reel (TR) 2009 yes Active 3 (168 Hours) 48 EAR99 3.3V 7mm ROHS3 Compliant Lead Free No 48 48-LQFP Parallel 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 3.3V DS1558 48 0.5mm Timer or RTC Alarm, Leap Year, Watchdog Timer, Y2K Clock 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 2mA @ 3.3V 2.5V~3.7V
RTC-4543SA:B3 ROHS RTC-4543SA:B3 ROHS EPSON 0.0000
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0.00000000 download Tape & Reel (TR) 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
MAX6910EO30+T MAX6910EO30+T Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2013 Obsolete 1 (Unlimited) 20 EAR99 85°C -40°C 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount BICMOS 1.73mm 8542.39.00.01 1 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED MAX6910 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 2.7V 1 Not Qualified 3.3V YES Clock 31B 2.7V~3.3V HH:MM:SS (12/24 hr) YY-MM-DD-dd
RTC-8564NB:B3 ROHS RTC-8564NB:B3 ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-8564NB Active 1 (Unlimited) ROHS3 Compliant 22-SMD, 20 Leads, Flat Leads I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Y2K 22-SON 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 0.7μA~0.8μA @ 3V~5V
X1227V8-2.7 X1227V8-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1227 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
ISL12022MIBZ-T ISL12022MIBZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 6 Weeks Surface Mount Cut Tape (CT) 2007 Active 1 20 EAR99 85°C -40°C 12.8mm RoHS Compliant Lead Free No 20 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 7.5mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3V 30 20 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 0.0005 % 128B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1501WE+ DS1501WE+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2002 yes Obsolete 3 (168 Hours) 28 EAR99 3.3V 11.8mm ROHS3 Compliant Lead Free No 28 28-TSSOP (0.465, 11.80mm Width) Parallel Unknown 8mm Surface Mount 0°C~70°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1501 28 0.55mm Timers or RTCs Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 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
ISL1208IB8 ISL1208IB8 Renesas Electronics America 0.0000
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0.00000000 download Tube 2004 Obsolete 1 (Unlimited) 8 4.9022mm Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount -40°C~85°C CMOS 1.7272mm Clock/Calendar DUAL 3V ISL1208 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
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