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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 Additional Feature Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Frequency Height Width Mounting Type 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Source Url Status Check Date Logic Function Access Time Memory Size Number of Bits Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
MCP79511T-I/MS MCP79511T-I/MS Microchip Technology 0.0000
RFQ

Min: 1

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0.00000000 download 16 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 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 MCP79511 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
PCF8593N PCF8593N NXP Semiconductors / Freescale 0.0000
RFQ

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0.00000000 8 EAR99 9.5mm RoHS Compliant Lead Free 8 PDIP 7.62mm CMOS 4.2mm DUAL THROUGH-HOLE 250 5V 40 8 INDUSTRIAL NO 2.54mm 2.5V -40°C Not Qualified 6V 2013-06-14 00:00:00 8B TIMER, REAL TIME CLOCK 0.032MHz I2C
RX-8581SA:B RX-8581SA:B EPSON 0.0000
RFQ

Min: 1

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0.00000000 download Tube RX-8581SA Obsolete 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
DS1685-3 DS1685-3 Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Through Hole Tube 2002 yes Obsolete 1 (Unlimited) 24 EAR99 3V 31.75mm Non-RoHS Compliant Contains Lead No 24 24-DIP (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V 30 DS1685 24 2.54mm Timer or RTC 3V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS1556W-120 DS1556W-120 Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube no Obsolete 3 (168 Hours) 32 43.053mm Non-RoHS Compliant 32-DIP Module (0.600, 15.24mm) Parallel unknown 15.24mm Through Hole 0°C~70°C 10.922mm Clock/Calendar e0 TIN LEAD DUAL 240 3.3V NOT SPECIFIED 32 NO 2.54mm R-PDMA-P32 COMMERCIAL Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 4mA @ 3.3V
S-35192A-I8T1U S-35192A-I8T1U ABLIC U.S.A. Inc. 0.0000
RFQ

Min: 1

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0.00000000 download 18 Weeks Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 2.23mm RoHS Compliant 8-SMD, Flat Lead 3-Wire Serial 1.97mm Surface Mount -40°C~85°C CMOS 0.5mm 8542.39.00.01 Clock/Calendar e3 TIN DUAL 3V 8 YES 0.5mm R-PDSO-F8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 3-WIRE 1 YY-MM-DD-dd 8μA~14μA @ 3V~5V
1339B-31DVGI8 1339B-31DVGI8 Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 Tape & Reel (TR) Last Time Buy 1 (Unlimited) 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
DS12885T/T&R DS12885T/T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) 2010 Obsolete 3 (168 Hours) Non-RoHS Compliant Contains Lead 32-TQFP Parallel Surface Mount 0°C~70°C Clock/Calendar DS12885 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 32-TQFP (7x7) 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
DS1688 DS1688 Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube no Obsolete 3 (168 Hours) 28 36.83mm Non-RoHS Compliant CAN ALSO OPERATE AT 5V 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm Clock/Calendar e0 TIN LEAD DUAL 245 5V NOT SPECIFIED 28 NO 2.54mm R-PDIP-T28 COMMERCIAL Alarm, Leap Year, Square Wave Output, Unique ID 114B 16 2.7V~3.3V 4.5V~5.5V HH:MM:SS (12/24 hr) 8 1 YY-MM-DD
X1205S8I X1205S8I Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount Bulk 2005 Discontinued 1 8 EAR99 85°C -40°C 4.9mm Non-RoHS Compliant Contains Lead 8 SOIC 2-Wire, I2C, Serial 5.5V not_compliant 2.7V 3.9mm CMOS 1.75mm e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3/5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
RX-8731LC:B3 RX-8731LC:B3 EPSON 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) RX-8731LC Obsolete 1 (Unlimited) 85°C -40°C ROHS3 Compliant 12 12-TFSOJ (0.094, 2.40mm Width) I2C 5.5V 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ Clock 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
RX-4571NB:B RX-4571NB:B EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks RX-4571NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (6.3x4.8) 1.6V~5.5V 0.95μA~1μA @ 3V~5V
DS17487-5 DS17487-5 Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Through Hole Tube 2010 no Obsolete 1 (Unlimited) 24 EAR99 5V 33.782mm Non-RoHS Compliant Contains Lead No 24 24-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS 9.398mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V DS17487 24 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 4KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
PT7C4302WE PT7C4302WE Diodes Incorporated 0.0000
RFQ

Min: 1

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0.00000000 download 9 Weeks Surface Mount Tube 2015 Last Time Buy 3 (168 Hours) 8 EAR99 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN DUAL 260 2V 40 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B 1.2V~5.5V HH:MM:SS (12/24 hr) SECONDS N NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 1.5V~5.5V
DS1374U-33+T&R DS1374U-33+T&R Maxim Integrated 0.0000
RFQ

Min: 1

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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 Tin No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 2.97V Surface Mount -40°C~85°C Binary Counter DS1374 Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer 10-uMAX Clock, Counter 2.97V~5.5V Binary Binary 175μA @ 2.97V~5.5V 1.3V~5.5V
RTC-4543SA:B0ROHS RTC-4543SA:B0ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1743WP-120+ DS1743WP-120+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube 2011 yes Obsolete 3 (168 Hours) 34 EAR99 3.3V 25.27mm ROHS3 Compliant Lead Free Tin No 34 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Unknown 120GHz 810μm 23.62mm Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 DUAL 260 3.3V 30 DS1743 34 Timer or RTC Leap Year, NVSRAM, Y2K Clock 120 ns 8KB 2.97V~3.63V HH:MM:SS (24 hr) SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
ISL12057IUZ-T ISL12057IUZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tape & Reel (TR) 2008 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 e3 Matte Tin (Sn) - annealed DUAL 260 3V 30 ISL12057 8 YES 0.65mm S-PDSO-G8 Not Qualified Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 0.65μA @ 1.8V
1339-2DVGI8 1339-2DVGI8 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks 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 IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TSSOP 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
X1227S8I X1227S8I Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube no Obsolete 1 (Unlimited) 8 4.9022mm Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount -40°C~85°C CMOS 1.7272mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 40 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
PCF8583T/5 PCF8583T/5 NXP Semiconductors 0.0000
RFQ

Min: 1

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0.00000000
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