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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 Package / Case Interface Max Supply Voltage Reach Compliance Code Min Supply Voltage Height Width Mounting Type 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Logic Function Memory Size 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
RTC-4574SA:B:PURE SN RTC-4574SA:B:PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks RTC-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
RX-8803LC:UC3 PURE SN RX-8803LC:UC3 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Tape & Reel (TR) RX-8803LC Active 1 (Unlimited) 12 3.6mm ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C 2.4mm Surface Mount -40°C~85°C CMOS 1.2mm Clock/Calendar e3 Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED YES 0.5mm R-PDSO-J12 Alarm 1.6V~5.5V HH:MM:SS I2C YY-MM-DD 2.1μA~3.4μA @ 3V~5V
RTC-4543SA:B:PURE SN RTC-4543SA:B:PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 15 Weeks RTC-4543SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
RTC-4553A2 RTC-4553A2 EPSON 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-SOIC (0.209, 5.30mm Width) 4-Wire Serial Surface Mount -30°C~70°C Clock/Calendar Leap Year, SRAM 120b 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3μA @ 5V
RX-4035SA:AA3 PURE SN RX-4035SA:AA3 PURE SN EPSON 0.0000
RFQ

Min: 1

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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 2.4V~5.5V 2.5μA @ 3V 1V~5.5V
RTC-72423A: PURE SN RTC-72423A: PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

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
RX-4571SA:B PURE SN RX-4571SA:B PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks RX-4571SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V 0.95μA~1μA @ 3V~5V
RX-4803LC:UBB PURE SN RX-4803LC:UBB PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks RX-4803LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 2.1μA~3.4μA @ 3V~5V
RX8900SA:UA3 PURE SN RX8900SA:UA3 PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks Tape & Reel (TR) RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOIC 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
RTC-4543SB:B3 ROHS RTC-4543SB:B3 ROHS EPSON 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) RTC-4543SB Not For New Designs 1 (Unlimited) ROHS3 Compliant 18-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 18-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
RX-4045NB:AAB PURE SN RX-4045NB:AAB PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks RX-4045NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 4-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 1.7V~5.5V HH:MM:SS YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
RTC-4574SA:B0 ROHS RTC-4574SA:B0 ROHS EPSON 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) RTC-4574SA Obsolete 1 (Unlimited) 14-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
RTC-7301SF:B3 ROHS RTC-7301SF:B3 ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 24-SOP (0.213, 5.40mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 24-SSOP 2.4V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
RTC-4701JE:B ROHS RTC-4701JE:B ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Obsolete 1 (Unlimited) 20-LSSOJ (0.213, 5.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 20-VSOJ 1.6V~5.5V
RTC-72423A RTC-72423A EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS Compliant 24 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
RTC-4543SA:B3 ROHS RTC-4543SA:B3 ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) RTC-4543SA Obsolete 1 (Unlimited) 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
RTC-4543SB:A RTC-4543SB:A EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Bulk Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS Compliant 18-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year 18-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~3μA @ 2V~5V
RX-8035LC:AC3 PURE SN RX-8035LC:AC3 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) RX-8035LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder Alarm 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
RTC-63421B RTC-63421B EPSON 0.0000
RFQ

Min: 1

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0.00000000 Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -40°C~85°C Clock/Calendar Alarm 18-DIP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd
RX-4575LC:B3:PURE SN RX-4575LC:B3:PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 12 RoHS Compliant 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial compliant Surface Mount -40°C~85°C Clock/Calendar e3 Tin (Sn) DUAL YES 0.5mm R-PDSO-J12 Timers or RTCs Not Qualified 1.8/5V Alarm, Leap Year 1.6V~5.5V HH:MM:SS (24 hr) SECONDS Y YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 0.7μA~0.9μA @ 3V~5V
RA-8565SA:B0 PURE SN RA-8565SA:B0 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) RA-8565SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~125°C Clock/Calendar Alarm 14-SOP 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 1μA~1.8μA @ 3V~5V
RX-4035LC:BB PURE SN RX-4035LC:BB PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks RX-4035LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) SPI Surface Mount -40°C~85°C Time Event Recorder Alarm 2.4V~5.5V 2.5μA @ 3V 1V~5.5V
RX-8803SA:UA3 PURE SN RX-8803SA:UA3 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) RX-8803SA Active 1 (Unlimited) 14 10.1mm ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C not_compliant 5mm Surface Mount -40°C~85°C CMOS 3.3mm Clock/Calendar e3 Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED YES 1.27mm R-PDSO-G14 Alarm 1.6V~5.5V HH:MM:SS I2C YY-MM-DD 2.1μA~3.4μA @ 3V~5V
S-35190A-J8T1G S-35190A-J8T1G Seiko 0.0000
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Min: 1

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0.00000000
ISL12029IBZ ISL12029IBZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.75mm RoHS Compliant Lead Free No 14 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 1.5mm 4mm CMOS 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1672U-2+ DS1672U-2+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Tube 2002 yes Obsolete 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant Lead Free 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 Binary Counter e3 Tin (Sn) DUAL 260 2V 30 DS1672 8 YES 0.65mm S-PDSO-G8 Timers or RTCs Not Qualified 2V Trickle-Charger 1.8V~2.2V Binary 0.032MHz SECONDS N NO I2C 500μA @ 2.2V 1.3V~3.63V
X1205V8 X1205V8 Rochester Electronics 0.0000
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Min: 1

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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 4.4mm Non-RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount 0°C~70°C CMOS 1.2mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 30 8 YES 0.65mm R-PDSO-G8 COMMERCIAL Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS17885E-3 DS17885E-3 Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Bulk 2010 3 28 EAR99 11.8mm Non-RoHS Compliant Lead Free not_compliant 8mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 3V 20 28 COMMERCIAL YES 0.55mm R-PDSO-G28 2.7V 70°C Timer or RTC Not Qualified 3V 3.7V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES PARALLEL, MUXED BUS 1
PCF2129T/2,518 PCF2129T/2,518 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 3 (168 Hours) 16 10.3mm ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 2V NOT SPECIFIED PCF2129 16 YES 1.27mm R-PDSO-G16 Timers or RTCs Not Qualified 2/4V Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer 1.8V~4.2V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.5μA @ 3.3V 1.8V~4.2V
DS1554W-120IND+ DS1554W-120IND+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Through Hole Tube 2003 yes Active 1 (Unlimited) 32 EAR99 3.3V 43.053mm ROHS3 Compliant Lead Free Tin No 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 DUAL 3.3V DS1554 32 2.54mm Timer or RTC Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 32KB 2.97V~3.63V HH:MM:SS (24 hr) 8 SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V
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