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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 Termination 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 Reach Compliance Code 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 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Ambient Temperature Range High Number of Outputs Feature Supplier Device Package Logic Function Memory Size Function RAM 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
MCP795W12T-I/ST MCP795W12T-I/ST Microchip Technology 0.0000
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0.00000000 download 18 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W12 14 0.65mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 64B 8 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~3.6V
RTC-4574SA:B3:ROHS RTC-4574SA:B3:ROHS EPSON 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 85°C -40°C RoHS Compliant 14 SOIC Serial 5.5V 1.6V 338.011364mg Clock HH:MM:SS YY-MM-DD-dd
RX-8803SA:UB3PURESN RX-8803SA:UB3PURESN EPSON 0.0000
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DS1643P-70 DS1643P-70 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 Obsolete 3 (168 Hours) 34 EAR99 25.019mm Non-RoHS Compliant Contains Lead 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED DS1643 34 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 5V Leap Year, NVSRAM Clock 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V 3V
DS1339U-33 DS1339U-33 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 3mm Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar e0 TIN LEAD DUAL 240 3.3V 20 8 YES 0.65mm S-PDSO-G8 COMMERCIAL Alarm, Leap Year, Square Wave Output, Trickle-Charger 2.97V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 200μA @ 5.5V 1.3V~3.7V
ISL1208IU8-TK ISL1208IU8-TK Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 2004 Obsolete 1 (Unlimited) 8 3mm Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar DUAL 3V ISL1208 YES 0.65mm S-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
PCA8565AU/5DA/1,01 PCA8565AU/5DA/1,01 NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant
X1226S8T2 X1226S8T2 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 0°C~70°C Clock/Calendar 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
PCF8583T/5,512 PCF8583T/5,512 NXP Semiconductors 0.0000
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0.00000000 download Tube 1997 Obsolete 2 (1 Year) ROHS3 Compliant 8-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar PCF8583 8 Alarm, NVSRAM, Square Wave Output 240B 2.5V~6V HH:MM:SS:hh (12/24 hr) YY-MM-DD 10μA~50μA @ 1V~5V
MCP795W11-I/SL MCP795W11-I/SL Microchip Technology 0.0000
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0.00000000 download 18 Weeks Surface Mount Tube 2012 Active 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W11 14 1.27mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 64B 8 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~3.6V
X1228S14Z-2.7A X1228S14Z-2.7A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 3 14 EAR99 70°C 0°C 8.6614mm RoHS Compliant Lead Free SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 14 COMMERCIAL 1.27mm R-PDSO-G14 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 1 YY-MM-DD-dd
DS3231SN# DS3231SN# Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2010 yes Active 1 (Unlimited) 16 SMD/SMT EAR99 3.3V 10.5mm ROHS3 Compliant Lead Free No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Unknown 32.768kHz 2.35mm 7.6mm Surface Mount 665.986997mg -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 DS3231 16 Timer or RTC 1 Alarm, Leap Year, Square Wave Output, TCXO/Crystal Clock 2.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 110μA~170μA @ 3.63V~5.5V 2.3V~5.5V
DS1307ZN/T&R DS1307ZN/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1307 Leap Year, NVSRAM, Square Wave Output 8-SOIC 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
M41T93RMY6F M41T93RMY6F STMicroelectronics 0.0000
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0.00000000 download 25 Weeks ACTIVE (Last Updated: 6 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 18 EAR99 11.66mm ROHS3 Compliant Lead Free No 18 18-SOX, 18-SOIC with Crystal (7.5mm Width) SPI 2.39mm 7.67mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 240 3V 30 M41T93 18 1.27mm Timers or RTCs 3/5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 7B 8 2.7V~5.5V HH:MM:SS:hh (24 hr) 5MHz 1/100SECOND Y 7 kB 1 YY-MM-DD-dd 10μA @ 5.5V 1.8V~5.5V
PCA8565TS/1,118 PCA8565TS/1,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 8 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~125°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 2V 40 PCA8565 8 YES 0.65mm S-PDSO-G8 Not Qualified Alarm, Leap Year, Square Wave Output, Watchdog Timer 1.8V~5.5V HH:MM:SS (24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 1.2μA~5μA @ 2V~5V
RX-4581NB B0:ROHS RX-4581NB B0:ROHS Epson America, Inc 0.0000
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0.00000000 download Tape and Reel LTB Yes with exemptions 20 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
RX8900CEUC3 RX8900CEUC3 EPSON 0.0000
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0.00000000
S-35392A-I8T1U S-35392A-I8T1U Seiko 0.0000
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0.00000000
RTC72423A3:ROHS RTC72423A3:ROHS Seiko Instruments 0.0000
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0.00000000
S-35190A-I8T1G S-35190A-I8T1G Seiko 0.0000
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0.00000000
DS1337U+T&R DS1337U+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2009 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 1.8V Surface Mount -40°C~85°C Clock/Calendar DS1337 Alarm, Leap Year, Square Wave Output 8-uMAX Clock 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
X1227V8I-4.5A X1227V8I-4.5A 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 -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
M41T00M6F M41T00M6F STMicroelectronics 0.0000
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0.00000000 download 10 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 5mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 100kHz 1.75mm 4mm Surface Mount 540.001716mg -40°C~85°C CMOS 300μA Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 40 M41T00 8 Timer or RTC 2/5.5V 85°C 1 Leap Year Clock 8B 8B 2V~5.5V HH:MM:SS SECONDS N I2C 8 B YY-MM-DD-dd 70μA @ 2V~5.5V 2.5V~3.5V
PT7C43190LEX PT7C43190LEX Pericom 0.0000
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S-35190A-T8T1G S-35190A-T8T1G Seiko 0.0000
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0.00000000
RV-3149-C3-32.768KHZ-OPTION-B-TA-QC RV-3149-C3-32.768KHZ-OPTION-B-TA-QC Micro Crystal AG 3.7077
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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~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, EEPROM, NVRAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
M41T81SM6F M41T81SM6F STMicroelectronics 0.0000
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0.00000000 download 10 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 5mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 32.768kHz 1.75mm 4mm Surface Mount 540.001716mg -40°C~85°C CMOS 400μA Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 M41T81 8 Timer or RTC 3/5V 85°C 1 Alarm, Leap Year, Square Wave Output, Watchdog Timer Clock 20B 2.7V~5.5V HH:MM:SS:hh (24 hr) Y YES I2C 1 YY-MM-DD-dd 100μA @ 2.7V~5.5V 2V~3.5V
X1227S8 X1227S8 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 8 EAR99 70°C 0°C 4.89mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 3.9mm CMOS 1.75mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 8 COMMERCIAL 1.27mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V 3.9kB HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
AB-RTCMC-32.768KHZ-IBO5-S3-T AB-RTCMC-32.768KHZ-IBO5-S3-T Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C RoHS Compliant Module I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Square Wave Output, SRAM, Trickle Charge, Watchdog Timer Module 512B 1.5V~3.6V HH:MM:SS:hh (24 hr) YY-MM-DD-dd 0.29μA~0.33μA @ 1.8V~3V 1.4V~3.6V
PT7C4563UEX PT7C4563UEX Pericom 0.0000
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0.00000000
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