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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 Width Mounting Type 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 Feature Supplier Device Package Logic Function Memory Size Voltage - Supply Time Format External Data Bus Width Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
ISL12027AIV27Z-T ISL12027AIV27Z-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 ISL12027A 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
ISL1220IUZ-T ISL1220IUZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 5 Weeks Surface Mount Digi-Reel® 2001 Active 2 8 EAR99 85°C -40°C 4.4mm RoHS Compliant Lead Free No 10 MSOP 2-Wire, I2C, Serial 5.5V Unknown 2.7V 1.2mm CMOS 0.65mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 10 INDUSTRIAL 0.5mm S-PDSO-G8 Timer or RTC 3/5V Clock 8B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
RV5C338A-E2-F RV5C338A-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
RX-8035SA:B3PURESN RX-8035SA:B3PURESN EPSON 0.0000
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0.00000000
1337DVGI 1337DVGI Renesas Electronics America 0.0000
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0.00000000 download Tube 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-TSSOP 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
ISL12029IBAZ ISL12029IBAZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.65mm RoHS Compliant No 14 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
PT7C4311WEX PT7C4311WEX Diodes Incorporated 0.0000
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0.00000000 download 18 Weeks Surface Mount Tape & Reel (TR) 2015 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar DUAL 2V PT7C4311 1.27mm Timer or RTC Not Qualified Leap Year, Square Wave Output, Y2K 56B 1.2V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd 70μA @ 1.5V~5.5V 2V~5.5V
RX-4803LC:UA3PURESN RX-4803LC:UA3PURESN EPSON 0.0000
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0.00000000
ISL12027IBAZ-T ISL12027IBAZ-T Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 8-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
PCF85063AT/AJ PCF85063AT/AJ NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant
ISL12027IVAZ ISL12027IVAZ Renesas Electronics America 0.0000
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0.00000000 download Tube 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 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
ISL12028IV27AZ-T ISL12028IV27AZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
DS1685E-3 DS1685E-3 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 7.8mm Non-RoHS Compliant 24-TSSOP (0.173, 4.40mm Width) Parallel unknown 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm Clock/Calendar e0 TIN LEAD DUAL 240 3V 20 24 YES 0.65mm R-PDSO-G24 COMMERCIAL Alarm, NVSRAM, Square Wave Output, Y2K 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS1557P-70IND+ DS1557P-70IND+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Surface Mount Tube 2003 yes Active 3 (168 Hours) 34 EAR99 5V ROHS3 Compliant Lead Free No 34 34-PowerCap™ Module Parallel Surface Mount -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1557 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
DS1556-70IND DS1556-70IND Maxim Integrated 0.0000
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0.00000000 download Through Hole 2005 32 EAR99 85°C -40°C 5V 43.053mm RoHS Compliant Contains Lead No 32 Parallel 5.5V Unknown 4.5V 15.24mm CMOS 10.922mm 8473.30.11.80 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 32 INDUSTRIAL 2.54mm Timer or RTC 5V Clock 123kB HH:MM:SS 8 SECONDS Y NO YY-MM-DD-dd
RX-4574LC:B0 PURE SN RX-4574LC:B0 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-4574LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 12-VSOJ 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.95μA~1μA @ 3V~5V
DS1557WP-120+ DS1557WP-120+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tray 2003 yes Active 3 (168 Hours) 34 EAR99 ROHS3 Compliant Lead Free 34 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1557 34 YES Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 512KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V 3V
RX-4035SA:B3 PURE SN RX-4035SA:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-4035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) SPI Surface Mount -40°C~85°C Time Event Recorder Alarm, Leap Year 14-SOP 2.4V~5.5V 2.5μA @ 3V 1V~5.5V
ISL12028IV27Z ISL12028IV27Z Rochester Electronics 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 Alarm, Leap Year, Supervisor, Watchdog Timer 14-TSSOP 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RTC-72423B: PURE SN RTC-72423B: PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RTC-72423 Active 1 (Unlimited) ROHS3 Compliant 24-SOIC (0.311, 7.90mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Leap Year 24-SOP 4.5V~5.5V HH:MM:SS (12/24 hr) 5μA~10μA @ 2V~5V
CDP68HC68T1E CDP68HC68T1E Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 3 (168 Hours) 16 EAR99 19.17mm Non-RoHS Compliant 16-DIP (0.300, 7.62mm) SPI 7.62mm Through Hole -40°C~85°C CMOS 5.33mm 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL NOT SPECIFIED 5V NOT SPECIFIED 16 NO 2.54mm R-PDIP-T16 Not Qualified Alarm, Leap Year, Square Wave Output, Watchdog Timer 32B 3V~6V HH:MM:SS (12/24 hr) 4.1943MHz SERIAL, 3-WIRE 1 YY-MM-DD-dd 20μA~500μA @ 5V 2.2V~6V
KR3225Y32768EAW30TAA KR3225Y32768EAW30TAA AVX / Kyocera 0.0000
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0.00000000
ISL12027IV27AZ ISL12027IV27AZ Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer 8-TSSOP 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
DS12885T+ DS12885T+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tray 2003 yes Active 1 (Unlimited) 32 EAR99 7mm ROHS3 Compliant Lead Free DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING 32-TQFP Parallel 7mm Surface Mount 0°C~70°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 MATTE TIN QUAD 260 5V 30 DS12885 32 YES 0.8mm S-PQFP-G32 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
RTC-8564NB:B3 ROHS RTC-8564NB:B3 ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-8564NB Active 1 (Unlimited) ROHS3 Compliant 22-SMD, 20 Leads, Flat Leads I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Y2K 22-SON 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 0.7μA~0.8μA @ 3V~5V
ISL12029AIV27Z-T ISL12029AIV27Z-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 ISL12029A 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
ISL12058IBZ ISL12058IBZ Intersil 0.0000
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0.00000000
DS1251W-120IND+ DS1251W-120IND+ Maxim Integrated 0.0000
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0.00000000 download 11 Weeks Tube 2011 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1251 32 NO 2.54mm R-PDIP-P32 Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM 512KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V
DS1685S-5/T&R DS1685S-5/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 70°C 0°C 5V Non-RoHS Compliant Contains Lead Tin No 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount 0°C~70°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-SOIC Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
DP8570AVX DP8570AVX Rochester Electronics 0.0000
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0.00000000 Tape & Reel (TR) Obsolete 2A (4 Weeks) Non-RoHS Compliant 28-LCC (J-Lead) Parallel Surface Mount -40°C~85°C Timer Clock Peripheral (TCP) Alarm, Leap Year 28-PLCC (11.51x11.51) 44B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1μA @ 5V 2.2V~5.1V
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