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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 Weight Operating Temperature Technology Height Seated (Max) HTS Code Evaluation Kit 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 Source Url Status Check Date Logic Function Memory Size Function Number of Bits 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 Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PCA8563TS4118 PCA8563TS4118 NXP Semiconductors / Freescale 0.2121
Add to Cart

Min: 1

Mult: 1

0.00000000 Non-RoHS Compliant
PCF8564AU/10AA/1,0 PCF8564AU/10AA/1,0 NXP Semiconductors / Freescale 0.0000
RFQ

Min: 1

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0.00000000 download RoHS Compliant 2013-10-15 00:00:00
X1286V14IT1 X1286V14IT1 Intersil Corporation 0.0000
RFQ

Min: 1

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0.00000000 1 EAR99 5mm Non-RoHS Compliant compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 5V 30 14 INDUSTRIAL YES 0.65mm R-PDSO-G14 2.7V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO I2C 1
IDT1338-31DCGI8 IDT1338-31DCGI8 Integrated Device Technology (IDT) 0.0000
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Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2008 85°C -40°C RoHS Compliant SOIC 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
R2051T01-E2-F R2051T01-E2-F Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Lead Free NOT SPECIFIED NOT SPECIFIED Clock
DS1346T+ DS1346T+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 yes 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant No 3mm CMOS 0.8mm 8473.30.11.80 DUAL 3.3V 8 INDUSTRIAL YES 0.65mm S-PDSO-N8 Timer or RTC 2.5/5V 5.5V Clock 8 HH:MM:SS 0.032MHz SECONDS Y YES SERIAL, 4 WIRE/SPI
BQ3285LDSS BQ3285LDSS Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube Obsolete 2 (1 Year) Non-RoHS Compliant 24-SSOP (0.154, 3.90mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar Alarm, Daylight Savings, NVSRAM 24-SSOP/QSOP 242B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 3V 2.4V~4V
PCF8564AU/5GE/1,01 PCF8564AU/5GE/1,01 NXP Semiconductors / Freescale 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 85°C -40°C RoHS Compliant 5.5V 1.8V 2013-06-14 00:00:00 HH:MM:SS
ISL12022MIBZ ISL12022MIBZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
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
PCA1675U/10/F2,005 PCA1675U/10/F2,005 NXP Semiconductors / Freescale 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Non-RoHS Compliant
RX8900SA:UC3PURESN RX8900SA:UC3PURESN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PCF8563TS/5,118 PCF8563TS/5,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

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
DS2417PT DS2417PT Maxim Integrated 0.0000
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Min: 1

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0.00000000 yes 1 6 EAR99 3.94mm RoHS Compliant Contains Lead compliant 3.76mm CMOS 1.5mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL C BEND 260 3V 30 6 INDUSTRIAL YES 1.27mm R-PDSO-C6 2.5V 85°C -40°C Not Qualified 5.5V TIMER, REAL TIME CLOCK 0.032MHz SERIAL, 1-WIRE
IDT1338-31DVGI IDT1338-31DVGI Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 2006 85°C -40°C RoHS Compliant 8 MSOP 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
1339-2DVGI8 1339-2DVGI8 Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download 12 Weeks Tape & Reel (TR) 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 IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TSSOP 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
DS1390U-33/V+T DS1390U-33/V+T Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tape & Reel yes 1 10 EAR99 85°C -40°C 3.3V RoHS Compliant No 10 UMAX CMOS 8473.30.11.80 e3 Matte Tin (Sn) DUAL 225 3.3V INDUSTRIAL YES 0.5mm Timers or RTCs Clock HH:MM:SS:hh Y NO SERIAL, 4 WIRE/SPI
RTC4543SA:B RTC4543SA:B Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete RoHS non-compliant 14 Clock/Calendar HH:MM:SS DW:DM:M:Y
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
X1226V8Z X1226V8Z Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount Bulk 2005 1 8 EAR99 70°C 0°C 4.4mm RoHS Compliant Lead Free 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.2mm e3 MATTE TIN DUAL 260 5V 40 8 COMMERCIAL 0.65mm Timer or RTC Not Qualified 3/5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS3231M+TRL DS3231M+TRL Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 9 Weeks Surface Mount Tape & Reel (TR) 2010 yes Active 3 (168 Hours) 16 EAR99 3.3V 10.3mm ROHS3 Compliant No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Unknown 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Yes Clock/Calendar DUAL 3.3V DS3231 1.27mm Timer or RTC Alarm, Leap Year, Square Wave Output Clock 2.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 130μA~200μA @ 3.63V~5.5V 2.3V~5.5V
RX-4571NB:B3 PURE SN RX-4571NB:B3 PURE SN EPSON 0.0000
RFQ

Min: 1

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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
BQ3285LDSS BQ3285LDSS Texas Instruments 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube Obsolete 2 (1 Year) 24 EAR99 3V 8.65mm ROHS3 Compliant Lead Free Gold No 24 24-SSOP (0.154, 3.90mm Width) Parallel 3.9mm Surface Mount 129.500622mg 0°C~70°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 3V BQ3285 24 0.635mm Timer or RTC 3V Alarm, Daylight Savings, NVSRAM Clock 242B 2.7V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES YY-MM-DD-dd 100μA @ 3V 2.4V~4V
RX-8581SAB PURE SN RX-8581SAB PURE SN Epson America, Inc 0.0000
RFQ

Min: 1

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0.00000000 download Bulk LTB Yes with exemptions 14 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
ISL12023IVZ ISL12023IVZ Intersil (Renesas Electronics America) 0.0000
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Min: 1

Mult: 1

0.00000000 download Surface Mount 1999 Active 1 14 EAR99 85°C -40°C 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 3V 14 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 128B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
RX-4571SA:B0 PURE SN RX-4571SA:B0 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1226V8T1 X1226V8T1 Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 2005 1 8 EAR99 70°C 0°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 COMMERCIAL 0.65mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
MCP795B11T-I/SL MCP795B11T-I/SL Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant 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 MCP795B11 14 YES 1.27mm R-PDSO-G14 Timer or RTC Not Qualified 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 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
X1228S14I-2.7A X1228S14I-2.7A Intersil 0.0000
RFQ

Min: 1

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0.00000000
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