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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 Compliance Code Min Supply Voltage Height Width Thickness Mounting Type Weight 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Number of Terminals Logic Function Screening Level Memory Size Function RAM 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
DS1673E-5+ DS1673E-5+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tube 2009 yes Active 1 (Unlimited) 20 EAR99 5V 6.5mm ROHS3 Compliant Lead Free 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 e3 Matte Tin (Sn) DUAL 260 5V DS1673 20 0.65mm Timer or RTC 5V Alarm, Leap Year, Watchdog Timer Clock 4.5V~5.5V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 300μA @ 5V 2.5V~3.7V
PT7C4372AWE PT7C4372AWE Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks 2012 Last Time Buy 3 (168 Hours) 8 EAR99 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C TA CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN DUAL 260 3V 40 YES 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 2/5V Alarm, Leap Year 1.8V~6V HH:MM:SS (12/24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.8μA @ 3V
PT7C4337LEX PT7C4337LEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 EAR99 4.4mm RoHS Compliant 3mm CMOS 1.2mm 8542.39.00.01 DUAL GULL WING 3.3V 8 INDUSTRIAL YES 0.65mm R-PDSO-G8 1.8V 85°C -40°C Timer or RTC Not Qualified 2/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
PT7C4307WEX PT7C4307WEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Cut Tape (CT) 8 EAR99 4.9mm RoHS Compliant compliant 3.9mm CMOS 1.75mm 8542.39.00.01 DUAL GULL WING 5V INDUSTRIAL YES 1.27mm R-PDSO-G8 4.5V 85°C -40°C Timer or RTC Not Qualified 5V 5.5V TIMER, REAL TIME CLOCK SECONDS Y NO I2C 1
RX-4045NB:AA3 RX-4045NB:AA3 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX-4045NB Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 22 22-LFDFN SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
CBC34803-M5C CBC34803-M5C Cymbet 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount 70°C -10°C RoHS Compliant Lead Free 16 QFN 2-Wire, I2C, Serial unknown HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd
PCF8583T/5 PCF8583T/5 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PCF8583TD-T PCF8583TD-T NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
BU9873FJ-GTE2 BU9873FJ-GTE2 ROHM Semiconductor 0.9976
Add to Cart

Min: 1

Mult: 1

0.00000000 11 Weeks Surface Mount Cut Tape (CT) 2013 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 SEATED-HGT CALCULATED 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.65mm Clock/Calendar DUAL NOT SPECIFIED 3V NOT SPECIFIED 1.27mm Alarm, Leap Year 1.8V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 1μA~1.35μA @ 3V~5.5V
PCF85263ATL PCF85263ATL NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Active Supplier Unconfirmed 10 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
PT7C4563UEX PT7C4563UEX Pericom 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RX-4571NB:B3 PURE SN RX-4571NB:B3 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) 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 (5x6) 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.95μA~1μA @ 3V~5V
PT7C4339UEX PT7C4339UEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 20 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 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 3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD 250μA @ 3V~5.5V 1.3V~3.7V
DS1743-100IND+ DS1743-100IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2012 yes Obsolete 1 (Unlimited) 28 EAR99 5V 38.225mm ROHS3 Compliant Lead Free No 28 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.67mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V DS1743 28 2.54mm Timers or RTCs 5V Leap Year, NVSRAM, Y2K Clock 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V
RV-3029-C2-32.768KHZ-OPTION-B-TB-QC RV-3029-C2-32.768KHZ-OPTION-B-TB-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-TCDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~125°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
X1288V14Z-2.7T1 X1288V14Z-2.7T1 Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 5 EAR99 5mm RoHS Compliant unknown 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 5V NOT SPECIFIED 14 COMMERCIAL YES 0.65mm R-PDSO-G14 2.7V 70°C Not Qualified 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz I2C 1
MCP79402-I/ST MCP79402-I/ST Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tube 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 2.5V 40 MCP79402 8 0.65mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock TS 16949 64B 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.2μA Typ @ 3.3V 1.3V~5.5V
1338-18DCGI 1338-18DCGI Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount 2006 yes Active 1 (Unlimited) 8 EAR99 85°C -40°C 1.8V 4.9mm RoHS Compliant Lead Free No 8 SOIC 2-Wire, I2C, Serial 5.5V 1.4V 3.9mm 1.5mm CMOS 1.75mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC 2/5V Clock 56B HH:MM:SS 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
RX8900CE:UB6 RX8900CE:UB6 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) RX8900CE Active 1 (Unlimited) 3V ROHS3 Compliant 14 10-SMD, No Lead I2C Surface Mount -40°C~85°C Clock/Calendar Alarm Clock 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
M41T0M6E M41T0M6E STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 1.25mm 3.9mm Surface Mount -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 3V 30 M41T0 8 1.27mm Timer or RTC 2.5/5V Clock 8B 8B 2V~5.5V HH:MM:SS 0.032MHz SECONDS N I2C 8 B YY-MM-DD-dd 1.2μA~31μA @ 3V~5.5V
X1228V14Z-2.7A X1228V14Z-2.7A Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 1 EAR99 5mm RoHS Compliant compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 14 COMMERCIAL YES 0.65mm R-PDSO-G14 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
PT7C4337LEX PT7C4337LEX Pericom 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS2404B+T&R DS2404B+T&R Dallas Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Lead Free
RA-4574SA:B0 PURE SN RA-4574SA:B0 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

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
PCF85063AT PCF85063AT NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Active Supplier Unconfirmed 8 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
ISL1220IUZ ISL1220IUZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RV-3029-C3-32.768KHZ-OPTION-B-TA-QA RV-3029-C3-32.768KHZ-OPTION-B-TA-QA Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
S-35390A-I8T1U S-35390A-I8T1U ABLIC U.S.A. Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 18 Weeks Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 2.23mm RoHS Compliant 8-SMD, Flat Lead I2C, 2-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, 2-WIRE/I2C 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
BQ3285ESTR BQ3285ESTR Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 24 EAR99 5V 15.4mm ROHS3 Compliant Lead Free Gold No 24 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 624.398247mg 0°C~70°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ3285 24 1.27mm 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 NO 1 YY-MM-DD-dd 300μA @ 5V 2.5V~4V
IDT1337DVGI IDT1337DVGI Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount yes 3 8 EAR99 85°C -40°C RoHS Compliant 8 TSSOP 2-Wire, I2C, Serial CMOS e3 Matte Tin (Sn) - annealed DUAL 260 30 INDUSTRIAL 0.635mm Timer or RTC Not Qualified 2/5V HH:MM:SS (12/24 hr) TIMER, MEMORY REFRESH SECONDS Y SERIAL, 2 WIRE/I2C YY-MM-DD-dd
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