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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 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 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 Access Time Memory Size Function Number of Bits Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
X1228S14Z X1228S14Z Intersil Corporation 0.0000
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0.00000000 3 EAR99 8.6614mm RoHS Compliant compliant 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 14 COMMERCIAL YES 1.27mm R-PDSO-G14 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
RX-8025SA:AA3 RX-8025SA:AA3 EPSON 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX-8025SA Active 1 (Unlimited) 85°C -40°C 3V ROHS3 Compliant Contains Lead 14 14-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial 5.5V 1.7V Surface Mount 240.999296mg -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP Clock 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
AB-RTCMC-32.768KHZ-EOZ9-S3-D-B-T AB-RTCMC-32.768KHZ-EOZ9-S3-D-B-T Abracon LLC 0.0000
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0.00000000
HM-4201-RTCM1 HM-4201-RTCM1 Microsemi 0.0000
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0.00000000 download Unconfirmed RoHS Compliant 8 Clock/Calendar HH:MM:SS DW:DM:M:Y
X1227S8IZ-4.5A X1227S8IZ-4.5A Intersil Corporation 0.0000
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0.00000000 1 EAR99 4.9022mm RoHS Compliant compliant 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 5V 40 8 INDUSTRIAL YES 1.27mm R-PDSO-G8 4.5V 85°C -40°C Timer or RTC Not Qualified 5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
X1205S8 X1205S8 Intersil Corporation 0.0000
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0.00000000 EAR99 4.9mm Non-RoHS Compliant not_compliant 3.9mm CMOS 1.75mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 5V 8 COMMERCIAL YES 1.27mm R-PDSO-G8 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C
1337GCSRI8 1337GCSRI8 Renesas Electronics America Inc. 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 3 (168 Hours) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1337 Alarm, Leap Year, Square Wave Output 16-SOIC 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
RTC-8564NB:B:ROHS RTC-8564NB:B:ROHS EPSON 0.0000
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0.00000000 download 15 Weeks Surface Mount Tube RTC-8564NB Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 22 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
PCF8583T/F4,118 PCF8583T/F4,118 NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant
PCF8563TD-T PCF8563TD-T NXP Semiconductors 0.0000
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0.00000000
R2221T-E2-F R2221T-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Lead Free 10-VFSOP, 10-MSOP (0.110, 2.80mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, RAM 10-TSSOPG Clock 1.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.9μA @ 3V
PT7C4563LEX PT7C4563LEX Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Last Time Buy 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C TA CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL 3V YES 0.65mm R-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
PT7C4337WE PT7C4337WE Diodes Incorporated 0.0000
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0.00000000 download 8 Weeks Surface Mount Tube 2013 Last Time Buy 1 (Unlimited) 8 EAR99 4.9mm RoHS Compliant No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar DUAL 3.3V 1.27mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output Clock 1.8V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.8μA @ 1.3V~1.8V
AB0814 AB0814 Abracon LLC. 0.0000
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0.00000000 85°C -40°C RoHS Compliant 16 QFN SPI 3.6V Unknown 1.7V
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
MCP795W21-I/SL MCP795W21-I/SL Microchip Technology 0.0000
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0.00000000 download 5 Weeks Surface Mount Tube 2012 Active 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant Lead Free No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 1.5mm 3.9mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W21 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
MCP795B20-I/SL MCP795B20-I/SL Microchip Technology 0.0000
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0.00000000 download Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant 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) DUAL 5V MCP795B20 14 YES 1.27mm R-PDSO-G14 Timer or RTC Not Qualified 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B 8 1.8V~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
MCP79412T-I/MNY MCP79412T-I/MNY Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant Lead Free No 8 8-WFDFN Exposed Pad I2C, 2-Wire Serial No SVHC 2mm Surface Mount -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 40 MCP79412 8 0.5mm 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
ISL12027AIB27Z ISL12027AIB27Z Intersil (Renesas Electronics America) 0.0000
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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
MCP79412T-I/MS MCP79412T-I/MS Microchip Technology 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant No 8 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 e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79412 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
MCP795W20T-I/ST MCP795W20T-I/ST Microchip Technology 0.0000
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0.00000000 download 5 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 MCP795W20 14 0.65mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, 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
MCP795B21-I/ST MCP795B21-I/ST Microchip Technology 0.0000
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0.00000000 download Surface Mount Tube 2011 Obsolete 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) DUAL 5V MCP795B21 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~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
DS1553WP-150 DS1553WP-150 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C Clock/Calendar e0 TIN LEAD DUAL 240 3.3V NOT SPECIFIED 34 YES R-XDMA-U34 COMMERCIAL Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 2mA @ 3.3V 3V
M48T18-150PC1 M48T18-150PC1 STMicroelectronics 0.0000
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0.00000000 download 25 Weeks ACTIVE (Last Updated: 7 months ago) Through Hole Tube Timekeeper® Active 1 (Unlimited) 28 EAR99 5V 39.88mm ROHS3 Compliant Lead Free No 28 28-DIP Module (0.600, 15.24mm) Parallel No SVHC 32.768kHz 8.89mm 18.34mm Through Hole 4.190003g 0°C~70°C CMOS 8542.39.00.01 80mA Clock/Calendar e3 Matte Tin (Sn) DUAL 5V M48T18 28 2.54mm Timer or RTC Leap Year, Watchdog Timer Clock 150 ns 8kB 4.5V~5.5V HH:MM:SS (24 hr) 8184 SECONDS N NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
DS1391U-33+T&R DS1391U-33+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 5.5V 2.97V Surface Mount -40°C~85°C Clock/Calendar DS1391 Alarm, Leap Year, Square Wave Output, Trickle-Charger 10-uMAX Clock 2.97V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 175μA @ 2.97V~5.5V 1.3V~5.5V
MCP795W11T-I/ST MCP795W11T-I/ST Microchip Technology 0.0000
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0.00000000 download 19 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 MCP795W11 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
MCP795W21T-I/ST MCP795W21T-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 MCP795W21 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
X1205V8I X1205V8I Intersil 0.0000
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0.00000000
RV-3029-C2-32.768KHZ-OPTION-A-TB-QC RV-3029-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 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
X1228S14IZ-4.5A X1228S14IZ-4.5A Intersil 0.0000
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0.00000000
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