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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 Termination ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free Contact Plating Radiation Hardening Number of Pins 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 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) Number of Outputs Feature Supplier Device Package Number of Terminals Logic Function Accuracy Memory Size Memory Type 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
DS1743-100IND DS1743-100IND Maxim Integrated 0.0000
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Min: 1

Mult: 1

0.00000000
X1228S14Z-2.7T1 X1228S14Z-2.7T1 Intersil Corporation 0.0000
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Min: 1

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0.00000000 3 EAR99 8.6614mm RoHS Compliant compliant 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 14 COMMERCIAL YES 1.27mm 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
DS12885QN/T&R DS12885QN/T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 28-LCC (J-Lead) Parallel Surface Mount -40°C~85°C Clock/Calendar DS12885 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 15mA @ 4.5V~5.5V 2.5V~4V
DS1315EN-33+ DS1315EN-33+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Tube 2002 yes Active 1 (Unlimited) 20 EAR99 6.5mm ROHS3 Compliant Lead Free 20-TSSOP (0.173, 4.40mm Width) Parallel 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1315 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3.3V Leap Year 3V~3.6V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.1mA @ 3.3V 2.5V~3.7V
RX-8581JE:B I2C-BUS RX-8581JE:B I2C-BUS EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks RX-8581JE Active 1 (Unlimited) ROHS3 Compliant 20-LSSOJ (0.213, 5.40mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 1.8V~5.5V 0.8μA~1.2μA @ 3V~5V
RTC-72421A: PURE SN RTC-72421A: PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download RTC-72421 Not For New Designs 1 (Unlimited) ROHS3 Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -10°C~70°C Clock/Calendar Leap Year 4.5V~5.5V HH:MM:SS (12/24 hr) 5μA~10μA @ 2V~5V
X1205V8I X1205V8I Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12022IBZ-T ISL12022IBZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

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
PT7C4563BLEX PT7C4563BLEX Diodes Incorporated 0.0000
RFQ

Min: 1

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0.00000000 20 Weeks Tape & Reel (TR) Active 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
PT7C4363BWEX PT7C4363BWEX Diodes Incorporated 0.0000
RFQ

Min: 1

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0.00000000 download 20 Weeks Tape & Reel (TR) Active EAR99 RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial compliant Surface Mount -40°C~85°C TA 8542.39.00.01 Clock/Calendar NOT SPECIFIED NOT SPECIFIED Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.85μA~0.9μA @ 3V~5V
PT7C4363BZEEX PT7C4363BZEEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 20 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant 8-WFDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar NOT SPECIFIED NOT SPECIFIED Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.85μA~0.9μA @ 3V~5V
PCF8564AU/5GC/1,01 PCF8564AU/5GC/1,01 NXP USA Inc. 0.0000
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Min: 1

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0.00000000 download Bulk 2008 Obsolete 1 (Unlimited) 9 ROHS3 Compliant Die I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar UPPER 2V PCF8564 9 YES R-XUUC-N9 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
PT7C4337AWEX PT7C4337AWEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 21 Weeks Tape & Reel (TR) 2004 Active 1 (Unlimited) 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 Clock/Calendar DUAL NOT SPECIFIED 3.3V NOT SPECIFIED YES 1.27mm R-PDSO-G8 Alarm, Leap Year, Square Wave Output 1.8V~5.5V HH:MM:SS (12/24 hr) I2C 1 YY-MM-DD-dd 0.8μA @ 1.3V~1.8V
ISL12022IBZ-T7A ISL12022IBZ-T7A Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 5 Weeks Surface Mount Tape & Reel (TR) 2007 Active 1 8 EAR99 85°C -40°C 4.9mm RoHS Compliant Lead Free No 20 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 3V 30 8 INDUSTRIAL 1.27mm R-PDSO-G8 Clock 0.0005 % 128B HH:MM:SS 0.032MHz I2C 128 B YY-MM-DD-dd
ISL12023IVZ-T ISL12023IVZ-T Intersil (Renesas Electronics America) 0.0000
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Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel 2008 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
ISL12021CVZ ISL12021CVZ Intersil (Renesas Electronics America) 0.0000
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Min: 1

Mult: 1

0.00000000 download Surface Mount 2006 1 14 EAR99 70°C -20°C 5mm RoHS Compliant TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL 260 3.3V 40 14 COMMERCIAL 0.65mm R-PDSO-G14 2.7V Timer or RTC Not Qualified 3/5V 5.5V 128B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
X1288V14ZT1 X1288V14ZT1 Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 5 14 EAR99 70°C 0°C 5mm RoHS Compliant TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED 14 COMMERCIAL 0.65mm R-PDSO-G14 4.5V Not Qualified 5.5V HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz I2C 1 YY-MM-DD-dd
ISL12082IUZ ISL12082IUZ Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Bulk 2001 Active 1 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant No 10 MSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.1mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 3.3V INDUSTRIAL 0.5mm R-PDSO-G8 Timer or RTC 3/5V Clock HH:MM:SS:hh Y NO I2C YY-MM-DD-dd
X1288S16I-4.5A X1288S16I-4.5A Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Bulk 16 EAR99 85°C -40°C 10.35mm Non-RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial not_compliant 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 16 INDUSTRIAL 1.27mm R-PDSO-G16 4.5V Timer or RTC Not Qualified 5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd
X1205S8IT1 X1205S8IT1 Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 1 8 EAR99 85°C -40°C 4.9mm Non-RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial not_compliant 3.9mm CMOS 1.75mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 INDUSTRIAL 1.27mm 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
BQ3285LFSS-A1 BQ3285LFSS-A1 Texas Instruments 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube Obsolete 2 (1 Year) 24 SMD/SMT EAR99 3V 8.65mm ROHS3 Compliant Lead Free Gold No 24 24-SSOP (0.154, 3.90mm Width) Parallel No SVHC 3.9mm Surface Mount 129.500622mg 0°C~70°C CMOS 1.73mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 3V BQ3285 24 0.635mm Timer or RTC 3/5V 10 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 242B Non-Volatile, RAM 2.7V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 100μA @ 3V 2.4V~4V
X1227S8-2.7A X1227S8-2.7A Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount 1 8 EAR99 70°C 0°C 4.9022mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 40 8 COMMERCIAL 1.27mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V 3.9kB HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
BQ4285P-SB2 BQ4285P-SB2 Texas Instruments 0.0000
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Min: 1

Mult: 1

0.00000000 download Through Hole Tube yes Obsolete 1 (Unlimited) 24 EAR99 5V 31.75mm ROHS3 Compliant Lead Free Tin 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 DUAL 5V BQ4285 24 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2.5V~4V
DS1315EN-5+T&R DS1315EN-5+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant Lead Free No 20 20-TSSOP (0.173, 4.40mm Width) Parallel 5.5V 4.5V Surface Mount -40°C~85°C Phantom Time Chip DS1315 Leap Year 20-TSSOP Clock 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
RV-3029-C2-32.768KHZ-OPTION-B-TA-QC RV-3029-C2-32.768KHZ-OPTION-B-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

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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~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
RX-4575LC:B RX-4575LC:B EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download RX-4575LC Obsolete 1 (Unlimited) 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 12-VSOJ 1.6V~5.5V 0.7μA~0.9μA @ 3V~5V
AB1803-T3 AB1803-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar QUAD 260 1.8V 30 16 0.5mm S-XQCC-N16 Timer or RTC 1.8/3.3V Alarm, Leap Year, SRAM, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y I2C; SERIAL, 4-WIRE/3-WIRE 64 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
DS1371 DS1371 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Bulk yes 1 8 EAR99 3mm RoHS Compliant No UMAX 3mm CMOS 1.1mm 8473.30.11.80 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 INDUSTRIAL YES 0.65mm S-PDSO-G8 1.7V 85°C -40°C Timer or RTC 1.8/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y SERIAL, 2-WIRE/I2C 1
RTC-72423A0:ROHS RTC-72423A0:ROHS EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 16 Weeks Surface Mount Tape & Reel (TR) RTC-72423 Active 1 (Unlimited) 85°C -40°C 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) YY-MM-DD-dd 5μA~10μA @ 2V~5V
RX-8581SA:B0 RX-8581SA:B0 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) RX-8581SA Obsolete 1 (Unlimited) 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
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