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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 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 Height Width Thickness 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 (Max) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Logic Function Memory Size Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DP8573AV DP8573AV Rochester Electronics 0.0000
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0.00000000 Tube Obsolete 2A (4 Weeks) EAR99 Non-RoHS Compliant 28-LCC (J-Lead) Parallel Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar Alarm, Leap Year 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1μA @ 5V 2.2V~5.1V
DS1553WP-150 DS1553WP-150 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C Clock/Calendar e0 TIN LEAD DUAL 240 3.3V NOT SPECIFIED 34 YES R-XDMA-U34 COMMERCIAL Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 2mA @ 3.3V 3V
ISL12024IVZ ISL12024IVZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 20 Weeks Surface Mount 1999 Active 1 8 EAR99 85°C -40°C 3.3V 3.05mm RoHS Compliant No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 1.05mm 4.5mm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 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
DS1338Z-18+ DS1338Z-18+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2012 yes Active 1 (Unlimited) 8 EAR99 1.8V 5mm ROHS3 Compliant Contains Lead Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Unknown 1.5mm 4mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 1.8V DS1338 8 1.27mm Timer or RTC Leap Year, NVSRAM, Square Wave Output Clock 56B 1.71V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd 100μA @ 1.89V 1.3V~3.7V
ISL12029IVAZ ISL12029IVAZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12029 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
PCF8563BS/4,118 PCF8563BS/4,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 10 3mm ROHS3 Compliant 10-VFDFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 2V 30 PCF8563 10 YES 0.5mm S-PDSO-G10 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Watchdog Timer 1.8V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
ISL1208IU8Z-T7A ISL1208IU8Z-T7A Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2004 Active 2 (1 Year) 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 40 ISL1208 8 YES 0.65mm S-PDSO-G8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
BQ3285ESSTR BQ3285ESSTR Rochester Electronics 0.0000
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0.00000000 Tape & Reel (TR) yes Obsolete 2 (1 Year) 24 8.65mm ROHS3 Compliant 24-SSOP (0.154, 3.90mm Width) Parallel 3.9mm Surface Mount 0°C~70°C CMOS 1.75mm Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 5V NOT SPECIFIED 24 YES 0.635mm R-PDSO-G24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 300μA @ 5V 2.5V~4V
DS1386-8-120 DS1386-8-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2007 Obsolete 1 (Unlimited) 32 EAR99 43.053mm Non-RoHS Compliant Contains Lead 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 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED DS1386 32 2.54mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer Clock 8KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND Y NO 1 YY-MM-DD-dd 4mA @ 5V
ISL12028IB27AZ ISL12028IB27AZ 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
ISL12027IV27Z-T ISL12027IV27Z-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 2010 Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm 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
DS1510Y DS1510Y Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2000 Obsolete 1 (Unlimited) 32 EAR99 42.925mm Non-RoHS Compliant Contains Lead 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.52mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1510 32 2.54mm R-PDIP-T32 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 5mA @ 5V 2.5V~3.7V
DS1746W-120 DS1746W-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 yes Obsolete 1 (Unlimited) 32 EAR99 3.3V 44.2mm Non-RoHS Compliant Contains Lead Tin No 32 32-DIP Module (0.600, 15.24mm) Parallel Unknown 10.92mm 18.8mm Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 DUAL 3.3V DS1746 32 2.54mm Timers or RTCs Leap Year, NVSRAM, Y2K Clock 128KB 2.97V~3.63V HH:MM:SS (24 hr) SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
ISL12029IBAZ-T ISL12029IBAZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) 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 ISL12029 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
ISL12028IV30AZ-T ISL12028IV30AZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 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
ISL12029IV30AZ-T ISL12029IV30AZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12029 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
M41T94MH6F M41T94MH6F STMicroelectronics 0.0000
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0.00000000 download 26 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 3 (168 Hours) 28 EAR99 18.49mm ROHS3 Compliant Lead Free No 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets SPI 2.69mm 8.89mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Tin (Sn) DUAL 260 3V 30 M41T94 28 1.27mm Timer or RTC 3/5V Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer Clock 2.7V~5.5V HH:MM:SS:hh (24 hr) 0.032MHz 1/100SECOND Y SERIAL, 3-WIRE 44 B 1 YY-MM-DD-dd 1.4mA @ 2.7V~5.5V 2.5V~3.5V
BQ3287MT-SB2 BQ3287MT-SB2 Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 3 (168 Hours) ROHS3 Compliant 24-DIP Module (0.61, 15.49mm) Parallel Through Hole Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-DIP Module (18.42x18.72) 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd
ISL12027IBAZ ISL12027IBAZ Intersil 0.0000
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0.00000000
DS1251WP-120 DS1251WP-120 Rochester Electronics 0.0000
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0.00000000 download no Obsolete 3 (168 Hours) 34 Non-RoHS Compliant USE DS9034PCX TO ORDER POWERCAP unknown e0 TIN LEAD DUAL J INVERTED NOT SPECIFIED 3.3V NOT SPECIFIED 34 COMMERCIAL YES R-XDMA-U34 2.97V 70°C COMMERCIAL 3.63V 8 TIMER, REAL TIME CLOCK PARALLEL, DIRECT ADDRESS
PCF8563TS/4,118 PCF8563TS/4,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 8 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 e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 2V 30 PCF8563 8 YES 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Watchdog Timer 1.8V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
AB0814 AB0814 Abracon LLC 0.0000
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0.00000000
ISL12025IVZ-T ISL12025IVZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12025 Alarm, Leap Year, Supervisor, Unique ID, 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
DS17285-5 DS17285-5 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2010 yes Obsolete 1 (Unlimited) 24 EAR99 5V 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 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS17285 24 2.54mm 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
ISL12057IBZ ISL12057IBZ Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tube 2008 Active 2 (1 Year) 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 ISL12057 8 Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
ISL12022IBZ-T ISL12022IBZ-T Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 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 ISL12022 8 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
1339C-31SRI8 1339C-31SRI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 no 1 16 EAR99 85°C -40°C 3.3V 10.4mm RoHS Compliant Contains Lead Tin 16 SOIC 2-Wire, I2C, Serial 7.6mm 2.34mm CMOS 2.65mm 8542.39.00.01 e3 DUAL 260 NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3.6/5V 5.5V Clock HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
DS1501WE/T&R DS1501WE/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2013 Obsolete 3 (168 Hours) Non-RoHS Compliant Contains Lead 28-TSSOP (0.465, 11.80mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS1501 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 28-TSOP 256B 3V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
X1286V14IT1 X1286V14IT1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1286 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
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