Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Part Status Type Mount Mounting Type Operating Temperature Packaging Moisture Sensitivity Level (MSL) Technology Height Seated (Max) RoHS Status Published Datasheet Package / Case Length Height Width Operating Supply Voltage Lead Free Number of Terminations Factory Lead Time Number of Pins Interface Lifecycle Status Pbfree Code Thickness ECCN Code Additional Feature Radiation Hardening HTS Code JESD-609 Code Feature Terminal Finish Surface Mount Voltage - Supply Terminal Position Peak Reflow Temperature (Cel) Supply Voltage Terminal Pitch Base Part Number Pin Count Time@Peak Reflow Temperature-Max (s) Subcategory Power Supplies Supply Current-Max Qualification Status JESD-30 Code Memory Size Logic Function Bus Compatibility Number of Timers Clock Frequency Time-Min Time Format Interrupt Capability Volatile Information Access Method Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
X1228S14IZ-2.7A X1228S14IZ-2.7A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 3 (168 Hours) ROHS3 Compliant /files/renesaselectronicsamericainc-x1228v14i27-datasheets-2007.pdf 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial e3 Alarm, Leap Year, Supervisor, Watchdog Timer MATTE TIN 2.7V~5.5V NOT SPECIFIED X1228 NOT SPECIFIED HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1228V14 X1228V14 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount 0°C~70°C Tube 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1228v14i27-datasheets-2007.pdf 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1228 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1228S14IZ-4.5A X1228S14IZ-4.5A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 3 (168 Hours) ROHS3 Compliant /files/renesaselectronicsamericainc-x1228v14i27-datasheets-2007.pdf 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial e3 Alarm, Leap Year, Supervisor, Watchdog Timer MATTE TIN 2.7V~5.5V NOT SPECIFIED X1228 NOT SPECIFIED HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1228V14Z-2.7A X1228V14Z-2.7A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 1 (Unlimited) ROHS3 Compliant /files/renesaselectronicsamericainc-x1228v14i27-datasheets-2007.pdf 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial e3 Alarm, Leap Year, Supervisor, Watchdog Timer MATTE TIN 2.7V~5.5V NOT SPECIFIED X1228 NOT SPECIFIED HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1227V8I-2.7 X1227V8I-2.7 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1227V8-4.5A X1227V8-4.5A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount 0°C~70°C Tube 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1226V8T1 X1226V8T1 Renesas Electronics America Inc.
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0 0x0x0 download Clock/Calendar Surface Mount 0°C~70°C Tape & Reel (TR) 1 (Unlimited) Non-RoHS Compliant https://pdf.utmel.com/r/datasheets/renesaselectronicsamericainc-x1226v8z-datasheets-1770.pdf 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year 2.7V~5.5V X1226 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1286V14IT1 X1286V14IT1 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1286v14it1-datasheets-2034.pdf 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1286 HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
S-35199A01-HRT1 S-35199A01-HRT1 ABLIC U.S.A. Inc.
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) CMOS 0.6mm RoHS Compliant 12-UFBGA, WLBGA 1.97mm 1.84mm 12 3-Wire Serial yes EAR99 8542.39.00.01 Alarm, Leap Year YES 1.3V~5.5V BOTTOM 260 3V 0.5mm 12 10 Not Qualified R-PBGA-B12 0.032MHz HH:MM:SS (12/24 hr) SERIAL, 3-WIRE YY-MM-DD-dd 8μA~14μA @ 3V~5V
X1227V8 X1227V8 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount 0°C~70°C Tube 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1228V14I-2.7 X1228V14I-2.7 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1228v14i27-datasheets-2007.pdf 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1228 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
ISL12057IBZ-T ISL12057IBZ-T Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tape & Reel (TR) 2 (1 Year) CMOS 1.75mm ROHS3 Compliant 2008 /files/renesaselectronicsamericainc-isl12057iuz-datasheets-0327.pdf 8-SOIC (0.154, 3.90mm Width) 4.9mm 3.9mm 8 6 Weeks I2C, 2-Wire Serial EAR99 8542.39.00.01 e3 Alarm, Leap Year Matte Tin (Sn) - annealed YES 1.8V~3.6V DUAL 260 3V 1.27mm ISL12057 8 30 Not Qualified R-PDSO-G8 0.032MHz HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 0.65μA @ 1.8V
X1227S8I-4.5A X1227S8I-4.5A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1227S8I-2.7AT2 X1227S8I-2.7AT2 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1226V8ZT1 X1226V8ZT1 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount 0°C~70°C Tape & Reel (TR) 1 (Unlimited) ROHS3 Compliant /files/renesaselectronicsamericainc-x1226v8z-datasheets-1770.pdf 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial e3 Alarm, Leap Year MATTE TIN 2.7V~5.5V NOT SPECIFIED X1226 NOT SPECIFIED HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
MCP79520T-I/MS MCP79520T-I/MS Microchip Technology
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) CMOS 1.1mm ROHS3 Compliant 2012 /files/microchiptechnology-mcp79510ims-datasheets-8276.pdf 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) 3mm 3mm Lead Free 10 18 Weeks 10 SPI EAR99 No 8542.39.00.01 e3 Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID Matte Tin (Sn) - annealed YES 1.8V~3.6V DUAL 260 3V 0.5mm MCP79520 40 64B Clock 5MHz HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1μA @ 1.8V~3.6V 1.3V~3.6V
X1227S8I X1227S8I Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 1 (Unlimited) Non-RoHS Compliant 2005 /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1227S8I-2.7T2 X1227S8I-2.7T2 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
MCP79411T-I/MNY MCP79411T-I/MNY Microchip Technology
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0 0x0x0 download Clock/Calendar Surface Mount Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) CMOS ROHS3 Compliant 2011 /files/microchiptechnology-mcp79411ims-datasheets-8237.pdf 8-WFDFN Exposed Pad 3mm 2mm 8 6 Weeks 8 I2C, 2-Wire Serial EAR99 No e4 Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Nickel/Palladium/Gold (Ni/Pd/Au) 1.8V~5.5V DUAL 260 5V 0.5mm MCP79411 8 40 Timers or RTCs 2/5V 64B 1Kb Clock 0.4MHz SECONDS HH:MM:SS (12/24 hr) Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
X1227S8I-2.7T1 X1227S8I-2.7T1 Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
RV5C386A-E2-F RV5C386A-E2-F Ricoh Electronic Devices Company
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0 0x0x0 download Tape & Reel (TR) 1 (Unlimited) RoHS Compliant /files/ricohelectronicdevicescoltd-rv5c386ae2f-datasheets-1989.pdf 9 Weeks Clock, OR
PT7C4337UE PT7C4337UE Diodes Incorporated
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0 0x0x0 download Clock/Calendar Surface Mount Surface Mount -40°C~85°C Tube 1 (Unlimited) CMOS 1.1mm ROHS3 Compliant 2013 /files/diodesincorporated-pt7c4337le-datasheets-2560.pdf 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) 3mm 3mm 8 9 Weeks 8 I2C, 2-Wire Serial EAR99 No Alarm, Leap Year, Square Wave Output 1.8V~5.5V DUAL 3.3V 0.65mm Timer or RTC 2/5V Clock 1 0.032MHz SECONDS HH:MM:SS (12/24 hr) Y YES I2C YY-MM-DD-dd 0.8μA @ 1.3V~1.8V
PT7C4307WE PT7C4307WE Diodes Incorporated
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0 0x0x0 download Clock/Calendar Surface Mount Surface Mount -40°C~85°C Tube 3 (168 Hours) CMOS 1.75mm ROHS3 Compliant /files/diodesincorporated-pt7c4307wex-datasheets-1358.pdf 8-SOIC (0.154, 3.90mm Width) 4.9mm 3.9mm 8 9 Weeks I2C, 2-Wire Serial EAR99 8542.39.00.01 e3 Alarm, Leap Year, NVSRAM, Square Wave Output MATTE TIN 4.5V~5.5V DUAL 260 5V 1.27mm 40 Timer or RTC 5V Not Qualified R-PDSO-G8 56B 1 SECONDS HH:MM:SS (12/24 hr) Y NO I2C YY-MM-DD-dd 1.5mA @ 4.5V~5.5V 2V~3.5V
X1227V8Z-4.5A X1227V8Z-4.5A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount 0°C~70°C Tube 1 (Unlimited) ROHS3 Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
MCP79511T-I/MN MCP79511T-I/MN Microchip Technology
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0 0x0x0 download Clock/Calendar Surface Mount Surface Mount -40°C~85°C Tape & Reel (TR) 1 (Unlimited) CMOS 0.8mm ROHS3 Compliant 2012 /files/microchiptechnology-mcp79510ims-datasheets-8276.pdf 10-WFDFN Exposed Pad 3mm 3mm Lead Free 10 14 Weeks 10 SPI EAR99 No 8542.39.00.01 e3 Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID Matte Tin (Sn) - annealed 1.8V~3.6V DUAL 3V 0.5mm MCP79511 64B Clock 5MHz HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1μA @ 1.8V~3.6V 1.3V~3.6V
X1227S8I-2.7A X1227S8I-2.7A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C Tube 1 (Unlimited) Non-RoHS Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1227S8Z-4.5A X1227S8Z-4.5A Renesas Electronics America
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0 0x0x0 download Clock/Calendar Surface Mount 0°C~70°C Tube 1 (Unlimited) ROHS3 Compliant /files/renesaselectronicsamericainc-x1227s8iz27a-datasheets-1870.pdf 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V X1227 HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
PT7C4363WE PT7C4363WE Diodes Incorporated
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C TA 1 (Unlimited) CMOS 1.75mm ROHS3 Compliant /files/diodesincorporated-pt7c4363wex-datasheets-1584.pdf 8-SOIC (0.154, 3.90mm Width) 4.9mm 3.9mm 8 9 Weeks I2C, 2-Wire Serial EAR99 8542.39.00.01 e3 Alarm, Leap Year, Square Wave Output MATTE TIN YES 1.3V~5.5V DUAL NOT SPECIFIED 3V 1.27mm NOT SPECIFIED Timer or RTC 1.5/5V Not Qualified R-PDSO-G8 1 SECONDS HH:MM:SS (12/24 hr) Y NO I2C YY-MM-DD-dd 0.85μA~0.9μA @ 3V~5V
BU9873F-GTE2 BU9873F-GTE2 ROHM Semiconductor
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0 0x0x0 download Clock/Calendar Surface Mount Surface Mount -40°C~85°C Cut Tape (CT) 1 (Unlimited) CMOS 1.71mm ROHS3 Compliant 2013 8-SOIC (0.173, 4.40mm Width) 5mm 4.4mm 8 11 Weeks 8 I2C, 2-Wire Serial EAR99 SEATED-HGT CALCULATED Alarm, Leap Year 1.8V~5.5V DUAL NOT SPECIFIED 3V 1.27mm NOT SPECIFIED HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 1μA~1.35μA @ 3V~5.5V
BQ32002D BQ32002D Texas Instruments
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0 0x0x0 download Clock/Calendar Surface Mount -40°C~85°C TA Tape & Reel (TR) 1 (Unlimited) CMOS ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) 4.9mm 1.75mm 3.91mm 3.3V Lead Free 8 6 Weeks 8 I2C, 2-Wire Serial ACTIVE (Last Updated: 3 days ago) yes 1.58mm EAR99 No e4 Leap Year, Square Wave Output, Trickle-Charger Nickel/Palladium/Gold (Ni/Pd/Au) YES 3V~3.6V DUAL 260 3.3V 1.27mm BQ32002 8 Timer or RTC 0.2mA I2C 0.032MHz SECONDS HH:MM:SS (24 hr) N NO I2C YY-MM-DD-dd 200μA @ 3.3V 1.4V~3.6V

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