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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 Operating Supply Current 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) Max Power Dissipation Feature Watchdog Timer Number of Voltages Monitored Supplier Device Package Logic Function Access Time Memory Size Memory Type 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
X1226S8I X1226S8I Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 1 8 EAR99 85°C -40°C 4.9022mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 INDUSTRIAL 1.27mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
RX8900SA:UC0 PURE SN RX8900SA:UC0 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOIC 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
ISL12027AIB27Z-T ISL12027AIB27Z-T Intersil 0.0000
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M48T08-100PC1 M48T08-100PC1 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 10 YEARS DATA RETENTION; ACCURACY 1 MIN/MONTH @ 25 DEGREE C; WRITE PROTECT VOLTAGE = 4.5V 28-DIP Module (0.600, 15.24mm) Parallel No SVHC 100GHz 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 M48T08 28 2.54mm Timer or RTC Leap Year, Watchdog Timer Clock 100 ns 8kB 4.75V~5.5V HH:MM:SS (24 hr) 8184 SECONDS N NO YY-MM-DD-dd 3mA @ 4.7V~5.5V
ISL12058IBZ-T ISL12058IBZ-T Intersil 0.0000
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X1226S8IZ X1226S8IZ 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 -40°C~85°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED 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
IDT1337GCSRI IDT1337GCSRI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount 85°C -40°C 10.5mm RoHS Compliant 16 QFN 2-Wire, I2C, Serial 5.5V 1.8V 2.55mm 7.4mm HH:MM:SS (12/24 hr) YY-MM-DD-dd
ISL12022MAIBZ-T ISL12022MAIBZ-T Renesas Electronics America 0.0000
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0.00000000 download 3 Weeks Tape & Reel (TR) 2008 Active 1 (Unlimited) 20 EAR99 12.8mm ROHS3 Compliant CASE NO : 64026634 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial not_compliant 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3V 30 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
X1228V14I-2.7 X1228V14I-2.7 Intersil 0.0000
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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
M48T128Y-70PM1 M48T128Y-70PM1 STMicroelectronics 0.0000
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0.00000000 download Through Hole Tube Timekeeper® Obsolete 1 (Unlimited) 32 EAR99 5V 43.18mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel No SVHC 70GHz 9.52mm 18.8mm Through Hole 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e3 MATTE TIN DUAL 225 5V NOT SPECIFIED M48T128 32 2.54mm Timer or RTC Not Qualified 5V Leap Year Clock 70 ns 128kB SRAM 4.5V~5.5V HH:MM:SS (24 hr) 128000 SECONDS N NO YY-MM-DD-dd 4mA @ 4.5V~5.5V
X1227S8I-2.7T2 X1227S8I-2.7T2 Intersil 0.0000
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MCP795B20-I/ST MCP795B20-I/ST Microchip Technology 0.0000
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0.00000000 download Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant 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 MCP795B20 14 YES 0.65mm 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
M48T201Y-70MH1E M48T201Y-70MH1E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Timekeeper® Obsolete 1 (Unlimited) 44 SMD/SMT EAR99 5V 18.49mm Non-RoHS Compliant Lead Free No 44 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT Parallel No SVHC 70GHz 2.69mm 8.89mm Surface Mount 0°C~70°C CMOS 15mA Clock/Calendar e3/e4 TIN/NICKEL PALLADIUM GOLD DUAL 5V M48T201 44 Timer or RTC 5V 1W Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K Yes 1 Clock 70 ns 512kB 4.5V~5.5V HH:MM:SS (24 hr) SECONDS Y NO 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 3V
X1286V14T1 X1286V14T1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1286 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
DS3231S/T&R DS3231S/T&R Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar Alarm, Leap Year, Square Wave Output, TCXO/Crystal 16-SOIC 2.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 110μA~170μA @ 3.63V~5.5V 2.3V~5.5V
DS1371U DS1371U Rochester Electronics, LLC 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Binary Counter Alarm, Square Wave Output, Watchdog Timer 8-uMAX 1.7V~5.5V Binary Binary 1.3μA @ 1.7V~5.5V
MCP79510T-I/MS MCP79510T-I/MS Microchip Technology 0.0000
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0.00000000 download 16 Weeks Surface Mount Tape & Reel (TR) 2012 Active 2 (1 Year) 10 EAR99 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 MCP79510 0.5mm Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 5MHz YY-MM-DD-dd 1μA @ 1.8V~3.6V 1.3V~3.6V
M41T00CAPPC1 M41T00CAPPC1 STMicroelectronics 0.0000
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0.00000000 Through Hole Tube Timekeeper®, CAPHAT™ Obsolete 1 (Unlimited) 24 EAR99 34.545mm ROHS3 Compliant No 24 24-DIP (0.600, 15.24mm) I2C, 2-Wire Serial Through Hole 0°C~70°C CMOS 9.65mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 225 M41T00 24 2.54mm Timer or RTC 3/5V Leap Year Clock 2.7V~5.5V HH:MM:SS (24 hr) SECONDS N NO I2C YY-MM-DD-dd 70μA @ 2.7V~5.5V Integrated
ISL12027IB27Z ISL12027IB27Z Intersil 0.0000
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ISL12029IBAZ ISL12029IBAZ 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 NO I2C 1 YY-MM-DD-dd
ISL12059IBZ ISL12059IBZ Intersil 0.0000
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X1227S8I-2.7A X1227S8I-2.7A Intersil 0.0000
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DS1685E-3/T&R DS1685E-3/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 24-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-TSSOP 242B 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
ISL12027IBZ ISL12027IBZ 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 5mm RoHS Compliant Lead Free No 8 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 1.5mm 4mm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
ECS-RTC-SOP8-5101A-TR ECS-RTC-SOP8-5101A-TR ECS Inc International 0.0000
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DS1305E+T&R DS1305E+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2002 Active 1 (Unlimited) ROHS3 Compliant Lead Free 20 20-TSSOP (0.173, 4.40mm Width) SPI Surface Mount 0°C~70°C Clock/Calendar DS1305 Alarm, Leap Year, NVSRAM, Trickle-Charger 20-TSSOP 96B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
DS1306E+T&R DS1306E+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2002 Active 1 (Unlimited) ROHS3 Compliant Lead Free 20-TSSOP (0.173, 4.40mm Width) SPI Surface Mount 0°C~70°C Clock/Calendar DS1306 Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 20-TSSOP 96B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
RX8901CE XB A06 RX8901CE XB A06 EPSON 0.0000
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X1227S8IZ X1227S8IZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 1 8 EAR99 85°C -40°C 4.9022mm 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 8 INDUSTRIAL 1.27mm R-PDSO-G8 4.5V Timer or RTC Not Qualified 5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
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