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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 Density Frequency Height Width Thickness Mounting Type Weight Operating Temperature Technology Operating Supply Current Height Seated (Max) HTS Code Number of Functions Nominal Supply Current 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 (Max) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Adjustable Threshold Supplier Device Package Number of Terminals Logic Function Access Time Memory Size Function Voltage - Supply Time Format External Data Bus Width Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Word Size Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
AB0801-T3 AB0801-T3 Abracon LLC 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 EAR99 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm 8542.39.00.01 Clock/Calendar QUAD 260 1.8V 30 0.5mm S-XQCC-N16 Alarm, Leap Year, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz I2C; SERIAL, 4-WIRE/3-WIRE 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
DS1554WP-120+ DS1554WP-120+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tray 2010 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 245 3.3V 40 DS1554 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 32KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V 3V
M48T58Y-70MH1 M48T58Y-70MH1 STMicroelectronics 0.0000
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0.00000000 download Tube Obsolete RoHS non-compliant 28 Clock/Calendar/NV Timekeeping RAM/Battery Backup HH:MM:SS DW:DM:M:Y
DS1374U-33 DS1374U-33 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial not_compliant 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 1 Binary Counter e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1374 10 YES 0.5mm S-PDSO-G10 2.97V 1 Not Qualified 5.5V Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer NO 2.97V~5.5V Binary 175μA @ 2.97V~5.5V 1.3V~5.5V
DS17285SN-5+ DS17285SN-5+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Surface Mount Tube 2000 yes Active 1 (Unlimited) 24 EAR99 5V 17.9mm ROHS3 Compliant Lead Free No 24 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 1.098005g -40°C~85°C CMOS 25mA 2.67mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V DS17285 24 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
PT7C4563BUEX PT7C4563BUEX Diodes Incorporated 0.0000
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0.00000000 20 Weeks Tape & Reel (TR) Active 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
ISL1220IUZ ISL1220IUZ Renesas Electronics America 0.0000
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0.00000000 download Tube 2004 Obsolete 2 (1 Year) EAR99 ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm 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 ISL1220 10 Alarm, Leap Year, SRAM 8B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
RX-8581SAB PURE SN RX-8581SAB PURE SN Epson America, Inc 0.0000
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0.00000000 download Bulk LTB Yes with exemptions 14 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
R2025S-E2-F R2025S-E2-F Ricoh 0.0000
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0.00000000
AB-RTCMC-32.768KHZ-AIGZ-S7-T AB-RTCMC-32.768KHZ-AIGZ-S7-T Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C 3V RoHS Compliant Lead Free No 8 8-WCDFN I2C, 2-Wire Serial 4.4V 1.3V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Watchdog Timer 8-CLCC (3.2x1.5) Clock 1V~4.4V HH:MM:SS:hh (24 hr) YY-MM-DD-dd 0.4μA~0.95μA @ 1V~4.4V
PT7C433833AUEX PT7C433833AUEX Diodes Incorporated 0.0000
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0.00000000 download 20 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial compliant Surface Mount -40°C~85°C Clock/Calendar NOT SPECIFIED NOT SPECIFIED Leap Year, NVSRAM, Square Wave Output 56B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 125μA @ 2.7V~5.5V 1.5V~3.7V
DS1553-100+ DS1553-100+ Maxim Integrated 0.0000
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0.00000000 download Tube 2010 yes Obsolete 1 (Unlimited) 28 EAR99 38.862mm ROHS3 Compliant Lead Free 28 28-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1553 28 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 3mA @ 5V
BQ3285ESS BQ3285ESS Texas Instruments 0.0000
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0.00000000 download Surface Mount Tube Obsolete 2 (1 Year) 24 EAR99 5V 8.65mm ROHS3 Compliant Lead Free Gold No 24 24-SSOP (0.154, 3.90mm Width) Parallel No SVHC 3.9mm Surface Mount 129.500622mg 0°C~70°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ3285 24 0.635mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 300μA @ 5V 2.5V~4V
X1288S16-2.7T1 X1288S16-2.7T1 Intersil Corporation 0.0000
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0.00000000 1 EAR99 10.3mm Non-RoHS Compliant not_compliant 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 5V NOT SPECIFIED 16 COMMERCIAL YES 1.27mm R-PDSO-G16 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 16 TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1
1339AC-31SRGI 1339AC-31SRGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 3 16 EAR99 85°C -40°C 3.3V 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 NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3.3/5.5V 5.5V Clock HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
RA-4574SA:B0 PURE SN RA-4574SA:B0 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RA-4574SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 1.6V~5.5V 1μA~2μA @ 3V~5V
RS5C372A-E2-F RS5C372A-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Cut Tape (CT) Active 1 (Unlimited) RoHS Compliant Lead Free 8 8-LSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 8-SSOP Clock 1.7V~6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.9μA~2μA @ 3V~6V
DS1747W-120+ DS1747W-120+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2012 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1747 32 NO 2.54mm Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 512KB 2.97V~3.63V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
RX-8035SA:B3 PURE SN RX-8035SA:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC, Non-Standard I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder Alarm 14-SOP 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
RX8900SA:UCB PURE SN RX8900SA:UCB PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
ISL12027IVAZ-T ISL12027IVAZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Tape & Reel 2010 Active 1 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
ISL12028IBAZ ISL12028IBAZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 2 (1 Year) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 Alarm, Leap Year, Supervisor, Watchdog Timer 14-SOIC 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RX-8025SA:AC3 PURE SN RX-8025SA:AC3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8025SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
RS5C348A-E2-F RS5C348A-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 10-LFSOP (0.173, 4.40mm Width) 4-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 10-SSOP 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1μA @ 3V
DS17285-5+ DS17285-5+ Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Tube 2000 yes Obsolete 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS17285 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
M48T35AV-10MH1F M48T35AV-10MH1F STMicroelectronics 36.8539
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0.00000000 download 26 Weeks Surface Mount Tape & Reel (TR) Timekeeper® Active 3 (168 Hours) 28 EAR99 3.3V 18.1mm ROHS3 Compliant Lead Free No 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets Parallel 256 kb 100GHz Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 30mA Clock/Calendar e3 Matte Tin (Sn) DUAL 245 3.3V 30 M48T35 28 1.27mm Timer or RTC Leap Year 100 ns 32kB 3V~3.6V HH:MM:SS (24 hr) 8b 8b SECONDS N NO YY-MM-DD-dd 2mA @ 3V~3.6V
RX-8581SA:B:PURE SN RX-8581SA:B:PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX-8581SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 1.8V~5.5V 800nA~1.2μA @ 3V~5V
DS1501WSN DS1501WSN Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2012 no Obsolete 1 (Unlimited) 28 EAR99 3.3V 18.1mm Non-RoHS Compliant Contains Lead No 28 28-SOIC (0.295, 7.50mm Width) Parallel 8.565mm Surface Mount -40°C~85°C CMOS 3.05mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1501 28 1.27mm Timer or RTC 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
ISL12057IUZ ISL12057IUZ Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tube Active 1 (Unlimited) EAR99 ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm 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 ISL12057 8 Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
DS1339U-33+T&R DS1339U-33+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V 3.1mm ROHS3 Compliant Lead Free Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 2.97V 950μm 3.1mm Surface Mount -40°C~85°C Clock/Calendar DS1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-uMAX Clock 2.97V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5.5V 1.3V~3.7V
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