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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 SVHC Min Supply Voltage Frequency Height Width Thickness Mounting Type Weight Operating Temperature Voltage - Rated DC Technology Height Seated (Max) HTS Code Number of Functions 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) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Voltage Number of Outputs Feature Analog IC - Other Type Adjustable Threshold Supplier Device Package Logic Function Access Time Memory Size Memory Type Function Number of Bits Supply Current-Max 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
ISL12029AIB27Z ISL12029AIB27Z 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 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
X1228S14IZ-2.7 X1228S14IZ-2.7 Intersil 0.0000
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X1288V14-4.5AT1 X1288V14-4.5AT1 Renesas Electronics America Inc. 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 0°C~70°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
PT7C4337LE PT7C4337LE Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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0.00000000 RoHS Compliant
X1205V8IT1 X1205V8IT1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 1 8 EAR99 85°C -40°C 4.4mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 3mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 30 8 INDUSTRIAL 0.65mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
ISL12057IUZ-T ISL12057IUZ-T Intersil 0.0000
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X1205V8IZT1 X1205V8IZT1 Intersil 0.0000
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PT7C433833AZEEX PT7C433833AZEEX Diodes Incorporated 0.0000
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0.00000000 download 20 Weeks Tape & Reel (TR) Active 1 (Unlimited) EAR99 RoHS Compliant 8-WFDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 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
IDT1338C-31SRI IDT1338C-31SRI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2006 85°C -40°C Non-RoHS Compliant 16 SOIC 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
PCF8563TS-T PCF8563TS-T NXP Semiconductors / Freescale 0.0000
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0.00000000 Surface Mount Tape and Reel no 85°C -40°C RoHS Compliant Lead Free No 8 TSSOP 5.5V 1.8V HH:MM:SS
BQ4802LYPWR BQ4802LYPWR Texas Instruments 0.0000
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0.00000000 download 8 Weeks ACTIVE (Last Updated: 4 days ago) Surface Mount Tape & Reel (TR) yes Active 1 (Unlimited) 28 EAR99 3.3V 9.7mm ROHS3 Compliant Lead Free Gold No 28 28-TSSOP (0.173, 4.40mm Width) Parallel 1.2mm 4.4mm 1mm Surface Mount 117.508773mg 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e4 DUAL 260 3.3V BQ4802 28 0.65mm Timer or RTC Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 9mA 2.7V~3.6V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 2.7 V~3.6 V 2.4V~4V
ISL12024IVZ-T ISL12024IVZ-T Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 1999 Active 1 (Unlimited) EAR99 ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12024 8 Alarm, Leap Year, Unique ID 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
DS1500YEN+ DS1500YEN+ Maxim Integrated 0.0000
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0.00000000 download Tray 2011 yes Obsolete 1 (Unlimited) 32 EAR99 18.4mm ROHS3 Compliant Lead Free 32-LFSOP (0.724, 18.40mm Width) Parallel 8mm Surface Mount -40°C~85°C CMOS 1.24mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1500 32 YES 0.5mm R-PDSO-G32 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 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
DS1302Z DS1302Z Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2002 no Obsolete 1 (Unlimited) 8 EAR99 3.3V 5mm Non-RoHS Compliant Contains Lead Tin No 8 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial Unknown 32.768MHz 1.5mm 4mm Surface Mount 540.001716mg 0°C~70°C 5.5V CMOS Clock/Calendar e0 DUAL 245 3.3V DS1302 8 Timers or RTCs 5V 1 Leap Year, NVSRAM, Trickle-Charger Clock 31B RAM 2V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
MCP795B22-I/SL MCP795B22-I/SL Microchip Technology 0.0000
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0.00000000 download Surface Mount Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B22 14 1.27mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 64B 8 1.8V~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
RA-4565SA B3 PURE SN RA-4565SA B3 PURE SN Epson America, Inc 0.0000
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0.00000000 download Tape and Reel Active Yes with exemptions 14 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
PT7C4563LE PT7C4563LE Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Last Time Buy 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C TA CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL 3V YES 0.65mm R-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
DS1673E-3 DS1673E-3 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2009 no Obsolete 1 (Unlimited) 20 EAR99 3V 6.5mm Non-RoHS Compliant Contains Lead No 20 3-CHANNEL, 8-BIT ADC 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial 4.4mm Surface Mount 0°C~70°C MOS 1.1mm 8542.31.00.01 Portable System Controller e0 Tin/Lead (Sn/Pb) DUAL 240 3V 20 DS1673 20 0.65mm Timer or RTC 3V Alarm, Leap Year, Watchdog Timer Clock 2.7V~3.3V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 100μA @ 3V 2.5V~3.7V
DS1554P-70 DS1554P-70 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 IT CAN ALSO OPERATE WITH 5V 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL 240 5V DS1554 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 32KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
ISL12059IBZ-T ISL12059IBZ-T Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 2 (1 Year) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 8-SOIC 1.8V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
DS1673E-3/T&R DS1673E-3/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) 70°C 0°C 3V Non-RoHS Compliant Contains Lead No 20 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial 3.3V 2.7V Surface Mount 0°C~70°C Portable System Controller DS1673 Alarm, Leap Year, Watchdog Timer 20-TSSOP Clock 2.7V~3.3V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 3V 2.5V~3.7V
DS1743-70+ DS1743-70+ Maxim Integrated 0.0000
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0.00000000 download Tube 2012 yes Obsolete 1 (Unlimited) 28 EAR99 38.225mm ROHS3 Compliant Lead Free 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 10.67mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1743 28 NO 2.54mm R-XDMA-P28 Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V
M48T59Y-70MH1E M48T59Y-70MH1E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Timekeeper® Obsolete 1 (Unlimited) 28 EAR99 5V 18.1mm ROHS3 Compliant Lead Free 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets Parallel 70GHz 8.56mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar DUAL 260 5V 10 M48T59 28 1.27mm Timer or RTC Not Qualified 5V Alarm, Leap Year, Watchdog Timer Clock 70 ns 62.5kB 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS Y NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
MCP79412T-I/ST MCP79412T-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79412 8 0.65mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
DS1374C-3 DS1374C-3 Maxim Integrated 0.0000
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0.00000000 download Surface Mount 2010 no Discontinued 1 16 EAR99 85°C -40°C 3V 10.3mm RoHS Compliant No 16 SOIC 2-Wire, I2C, Serial 3.3V 2.7V 7.5mm CMOS 2.65mm 8542.39.00.01 1 e0 TIN LEAD DUAL GULL WING 240 3V 20 16 INDUSTRIAL 1.27mm 1 POWER SUPPLY MANAGEMENT CIRCUIT NO Clock, Counter Binary
AS1801-BTDT AS1801-BTDT ams 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) RoHS Compliant 8 8-UFDFN Exposed Pad I2C, 2-Wire Serial Surface Mount 50.008559mg -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger Clock 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 1.5V 0.9V~3.6V
RTC-4701JE:B3ROHS RTC-4701JE:B3ROHS EPSON 0.0000
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DS1747W-120IND+ DS1747W-120IND+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2007 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°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
X1288S16IT1 X1288S16IT1 Intersil 0.0000
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0.00000000
DS12885Q/T&R DS12885Q/T&R Rochester Electronics 0.0000
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0.00000000 Tape & Reel (TR) Obsolete 3 (168 Hours) Non-RoHS Compliant 28-LCC (J-Lead) Parallel Surface Mount Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 28-PLCC (11.51x11.51) 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5V~4V
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