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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time 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 Contact Plating Radiation Hardening Number of Pins Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Frequency Height Width Thickness Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code 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 Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Logic Function Memory Size Function 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
PCF2129T/1 PCF2129T/1 NXP Semiconductors 0.0000
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0.00000000 download Obsolete Supplier Unconfirmed 16 Clock/Calendar HH:MM:SS DW:DM:M:Y
ISL12020MIRZ-T7A ISL12020MIRZ-T7A Renesas Electronics America 0.0000
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0.00000000 download 3 Weeks Tape & Reel (TR) Active 1 (Unlimited) 20 EAR99 5.5mm ROHS3 Compliant 20-PowerLFDFN I2C, 2-Wire Serial 4mm Surface Mount -40°C~85°C CMOS 1.3mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL12020 20 YES 0.5mm R-PDSO-N20 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
ISL12027IB27Z-T ISL12027IB27Z-T Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) 2010 Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12027 8 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RX4045SA:AA3 RX4045SA:AA3 Epson America, Inc 0.0000
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0.00000000 download Tape and Reel Obsolete Yes with exemptions 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
RTC8564JE:B0:ROHS RTC8564JE:B0:ROHS Epson America, Inc 0.0000
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0.00000000 download Active Yes with exemptions 20 Clock/Calendar/Alarm/Timer HH:MM:SS DW:DM:M:Y
RX-8035LC:AA0:PURE SN RX-8035LC:AA0:PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8035LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder Alarm 12-VSOJ 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
1338AC-18SRGI8 1338AC-18SRGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2006 yes Active 3 (168 Hours) 16 EAR99 85°C -40°C 1.8V 10.4mm RoHS Compliant Lead Free Tin 16 SOIC 2-Wire, I2C, Serial 2.34mm 7.6mm 2.34mm CMOS 8542.39.00.01 e3 DUAL 260 3.3V NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 1.5/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
HT1381-8SOPLF HT1381-8SOPLF Holtek 0.0000
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0.00000000 download 2000 70°C 0°C RoHS Compliant 8 SOP 5.5V No SVHC 2V 500MHz 1
RV-8063-C7-32.768KHZ-20PPM-TA-QC RV-8063-C7-32.768KHZ-20PPM-TA-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 8-WCDFN SPI, 3-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year, RAM 0.9V~5.5V HH:MM:SS YY-MM-DD-dd 240nA @ 3V
1337GDVGI8 1337GDVGI8 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Active 3 (168 Hours) ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1337 Alarm, Leap Year, Square Wave Output 8-MSOP 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
DS1306E+ DS1306E+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 6.6mm ROHS3 Compliant Lead Free Tin No 20 20-TSSOP (0.173, 4.40mm Width) SPI Unknown 32.8kHz 950μm 4.5mm Surface Mount 190.990737mg 0°C~70°C CMOS Clock/Calendar e3 DUAL 260 5V 30 DS1306 20 0.65mm Timer or RTC 3 Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
ISL12027IB27Z ISL12027IB27Z Renesas Electronics America 0.0000
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0.00000000 download Tube 2018 Obsolete 1 (Unlimited) 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 NOT SPECIFIED NOT SPECIFIED ISL12027 8 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
1337DCGI8 1337DCGI8 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1337 Alarm, Leap Year, Square Wave Output 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
DS1371U+ DS1371U+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2007 yes Active 1 (Unlimited) 8 EAR99 3.3V 3.1mm ROHS3 Compliant Lead Free No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 400kHz 950μm 3.1mm Surface Mount -40°C~85°C CMOS Binary Counter e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1371 8 0.65mm Timer or RTC 1 Alarm, Square Wave Output, Watchdog Timer Clock, Counter 1.7V~5.5V Binary SECONDS Y SERIAL, 2-WIRE/I2C 1 1.3μA @ 1.7V~5.5V
DS1615S/T&R DS1615S/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2000 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 16-SOIC (0.295, 7.50mm Width) 3-Wire Serial Surface Mount -40°C~85°C Temperature Recorder DS1615 Alarm, Leap Year, Unique ID, Y2K 16-SOIC 32B 4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 5V 2.7V~4.95V
DS1685-5IND+ DS1685-5IND+ Maxim Integrated 0.0000
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0.00000000 download 16 Weeks Through Hole Tube 2000 yes Active 1 (Unlimited) 24 EAR99 5V 31.75mm ROHS3 Compliant Lead Free No 24 24-DIP (0.600, 15.24mm) Parallel Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1685 24 2.54mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
1338-18DCGI8 1338-18DCGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Bulk 2006 yes Active 1 8 EAR99 85°C -40°C 1.8V 4.9mm RoHS Compliant Lead Free No 8 SOIC 2-Wire, I2C, Serial 5.5V 1.4V 1.5mm 3.9mm 1.5mm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC 2/5V Clock 56B HH:MM:SS 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
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
DS2417X/T&R DS2417X/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 6-VBGA, FCBGA 1-Wire® Serial Surface Mount -40°C~85°C Binary Counter DS2417 Unique ID 6-FlipChip (2.82x2.54) 2.5V~5.5V Binary Binary 0.45μA @ 2.5V~5.5V
DS1678+ DS1678+ Maxim Integrated 0.0000
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0.00000000 download 8 Weeks Tube 2005 yes Active 1 (Unlimited) 8 EAR99 9.375mm ROHS3 Compliant 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Time Event Recorder e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1678 8 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Y2K 32B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd 2.6V~3.5V
DS1673E-5+T&R DS1673E-5+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2009 Active 1 (Unlimited) ROHS3 Compliant Lead Free 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial Surface Mount 0°C~70°C Portable System Controller DS1673 Alarm, Leap Year, Watchdog Timer 20-TSSOP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 300μA @ 5V 2.5V~3.7V
DS17485-5 DS17485-5 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 31.75mm Non-RoHS Compliant 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 24 NO 2.54mm R-PDIP-T24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 4KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
MCP79410-I/SN MCP79410-I/SN Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2005 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free Tin 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 e3 DUAL 260 5V 40 MCP79410 8 1.27mm 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 I2C 1 kB YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
R2221L-E2 R2221L-E2 Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Clock
PT7C4563BQ1WEX PT7C4563BQ1WEX Diodes Incorporated 0.0000
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0.00000000 download 19 Weeks Tape & Reel (TR) Automotive, AEC-Q100 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, SMBus Surface Mount -40°C~125°C Clock/Calendar Alarm 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1.5μA @ 5V 3V
AB1811-T3 AB1811-T3 Abracon LLC 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad SPI 3mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar QUAD 260 1.8V 30 16 0.5mm S-XQCC-N16 Timer or RTC 1.8/3.3V Alarm, Leap Year, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y NO I2C; SERIAL, 4-WIRE/3-WIRE 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
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
R2025D-E2-F R2025D-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Lead Free 22 22-SMD, Flat Lead Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (6.1x4.7) Clock 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 120μA~1.8μA @ 3V~5V
DS1306E DS1306E Maxim Integrated 0.0000
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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 20 EAR99 6.5mm Non-RoHS Compliant Contains Lead 20-TSSOP (0.173, 4.40mm Width) SPI not_compliant 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1306 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 96B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
ISL12026IBZ-T ISL12026IBZ-T Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Cut Tape (CT) Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3.3V NOT SPECIFIED ISL12026 8 YES 1.27mm R-PDSO-G8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
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