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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 Contact Plating Radiation Hardening Number of Pins Additional Feature Package / Case Interface Max Supply Voltage 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 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Ambient Temperature Range High Voltage Number of Outputs Feature Number of Circuits Supplier Device Package Logic Function Access Time Memory Size Function Number of Bits Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) On Chip Data RAM Width Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
MAX6900ETT-T MAX6900ETT-T Maxim Integrated 0.0000
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0.00000000 download Surface Mount Cut Tape 2013 no 10 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free No 6 2-Wire, I2C, Serial 5.5V 2V 400kHz 3mm CMOS 0.8mm e0 Tin/Lead (Sn/Pb) DUAL 3.3V 10 INDUSTRIAL 0.5mm Timer or RTC 2.5/5V 1 Clock 31B HH:MM:SS SECONDS N YES I2C YY-MM-DD-dd
DS1248W-120+ DS1248W-120+ Maxim Integrated 0.0000
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0.00000000 download 11 Weeks Tube 2012 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1248 32 NO 2.54mm R-PDIP-P32 Timer or RTC Not Qualified 3.3V NVSRAM 128KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V
DS1339BU+T DS1339BU+T Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL 3.3V DS1339 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 1.8/5V Alarm, Leap Year, Square Wave Output, Trickle-Charger 1.71V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 200μA @ 1.71V~5.5V 1.3V~3.7V
DS1244W-120 DS1244W-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2016 Obsolete 1 (Unlimited) 28 EAR99 38.862mm Non-RoHS Compliant Lead Free No 28 ALSO REQUIRES 4.5 TO 5.5 VOLTS 28-DIP Module (0.600, 15.24mm) Parallel 120GHz 15.24mm Through Hole 0°C~70°C CMOS 9.398mm 8542.39.00.01 Phantom Time Chip e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V DS1244 28 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 120 ns 32KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V
DS1644P-120+ DS1644P-120+ Maxim Integrated 0.0000
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0.00000000 download 14 Weeks Tube 2005 yes Obsolete 3 (168 Hours) 34 EAR99 ROHS3 Compliant Lead Free 34 34-PowerCap™ Module Parallel not_compliant Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1644 34 YES Timer or RTC Not Qualified 5V Leap Year, NVSRAM 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 4.5V~5.5V 3V
DS3231S/T&R DS3231S/T&R Maxim Integrated 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 70°C 0°C 3.3V ROHS3 Compliant Tin No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 5.5V 2.3V Surface Mount 0°C~70°C Clock/Calendar DS3231 Alarm, Leap Year, Square Wave Output, TCXO/Crystal 16-SOIC Clock 2.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 110μA~170μA @ 3.63V~5.5V 2.3V~5.5V
DS1746WP-120IND+ DS1746WP-120IND+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2012 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1746 34 YES 1.27mm R-XDMA-U34 Timers or RTCs Not Qualified 3.3V Leap Year, NVSRAM, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
DS1685Q-5+ DS1685Q-5+ Maxim Integrated 0.0000
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0.00000000 download 14 Weeks Tube 2000 yes Active 1 (Unlimited) 28 EAR99 11.505mm ROHS3 Compliant Lead Free 28 28-LCC (J-Lead) Parallel 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 5V NOT SPECIFIED DS1685 28 YES 1.27mm Timer or RTC Not Qualified 5V Alarm, NVSRAM, Square Wave Output, Y2K 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
BQ4802YDWR BQ4802YDWR Texas Instruments 0.0000
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0.00000000 download 6 Weeks ACTIVE (Last Updated: 6 days ago) Surface Mount Tape & Reel (TR) yes Active 1 (Unlimited) 28 EAR99 5V 17.9mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel 2.65mm 7.5mm 2.35mm Surface Mount 730.794007mg 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ4802 28 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 9mA 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.4V~4V
RX8900CE:UBB RX8900CE:UBB EPSON 0.0000
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0.00000000 download 13 Weeks RX8900CE Active 1 (Unlimited) ROHS3 Compliant 10-SMD, No Lead I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 10-SMD 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 (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
X1227S8Z-4.5A X1227S8Z-4.5A 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 0°C~70°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
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
PCF8563TD-T PCF8563TD-T NXP Semiconductors 0.0000
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0.00000000
PCF8593TD-T PCF8593TD-T NXP Semiconductors 0.0000
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0.00000000
ISL12082IB8Z ISL12082IB8Z Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tube 2008 Active 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 e3 Matte Tin (Sn) - annealed NOT SPECIFIED NOT SPECIFIED ISL12082 8 Alarm, Leap Year, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
DS1672S-3 DS1672S-3 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 yes Obsolete 1 (Unlimited) 8 EAR99 4.9mm Non-RoHS Compliant Contains Lead 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8473.30.11.80 Binary Counter e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1672 8 YES 1.27mm R-PDSO-G8 Timers or RTCs Not Qualified 3.3V Trickle-Charger 2.7V~3.3V Binary 0.032MHz SECONDS N NO I2C 500μA @ 3.3V 1.3V~3.63V
DS1339AD+T DS1339AD+T Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) ROHS3 Compliant I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TDFN EP 1.71V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 1.71V~5.5V 1.3V~3.7V
DS2417P DS2417P Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial Surface Mount -40°C~85°C Binary Counter Unique ID 6-TSOC 2.5V~5.5V Binary Binary 0.45μA @ 2.5V~5.5V
X1288S16I-4.5AT1 X1288S16I-4.5AT1 Intersil 0.0000
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0.00000000
RX-8803SA:UB3 PURE SN RX-8803SA:UB3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8803LC Active 1 (Unlimited) 14 10.1mm ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial not_compliant 5mm Surface Mount -40°C~85°C CMOS 3.3mm Clock/Calendar e3 Tin (Sn) DUAL GULL WING NOT SPECIFIED 3V NOT SPECIFIED YES 1.27mm R-PDSO-G14 Alarm 1.6V~5.5V I2C YY-MM-DD 2.1μA~3.4μA @ 3V~5V
X1228S14Z-4.5A X1228S14Z-4.5A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 3 (168 Hours) 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
RTC-63421B RTC-63421B Seiko 0.0000
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0.00000000
RX-8731LC:B0 PURE SN RX-8731LC:B0 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-8731LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
RX-4045SA AA RX-4045SA AA Epson America, Inc 0.0000
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0.00000000 download Bulk Obsolete Yes with exemptions 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
PCF8583T/5 PCF8583T/5 NXP Semiconductors / Freescale 0.0000
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0.00000000 2 8 7.55mm RoHS Compliant SO I2C 6V 2.5V 100kHz 2.65mm 7.5mm CMOS e4 NICKEL PALLADIUM GOLD DUAL GULL WING 260 5V 40 8 INDUSTRIAL YES Timer or RTC Not Qualified 85°C 5V 2 240B TIMER, REAL TIME CLOCK 256 8 1/100SECOND Y YES I2C
ISL12027IV27AZ-T ISL12027IV27AZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2010 Active 1 (Unlimited) 8 EAR99 85°C -40°C 3.3V 4.4mm RoHS Compliant No TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 8, 8 INDUSTRIAL 0.65mm R-PDSO-G8 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
X1288S16T1 X1288S16T1 Intersil 0.0000
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0.00000000
RA-8565SA:B PURE SN RA-8565SA:B PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RA-8565SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~125°C Clock/Calendar Alarm 14-SOP 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 1μA~1.8μA @ 3V~5V
M41TC8025CMC7F M41TC8025CMC7F STMicroelectronics 0.0000
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0.00000000 download Tape and Reel Obsolete RoHS Compliant 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
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