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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 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 Frequency 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) Voltage Number of Outputs Feature Supplier Device Package Logic Function Accuracy 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 Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
X1227V8-2.7 X1227V8-2.7 Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1553P-100 DS1553P-100 Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 3 (168 Hours) 34 EAR99 Non-RoHS Compliant Contains Lead A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel not_compliant Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED DS1553 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 3mA @ 5V 3V
1337GDCGI 1337GDCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Bulk 2006 yes Discontinued 1 8 EAR99 85°C -40°C 3.3V 4.9mm RoHS Compliant Lead Free Tin No 8 SOIC 2-Wire, I2C, Serial 5.5V 1.8V 3.9mm 1.5mm CMOS 1.75mm e3 DUAL 260 3.3V 30 8 INDUSTRIAL 1.27mm Timer or RTC 2/5V Clock 8 HH:MM:SS 0.4MHz SECONDS Y I2C 1 YY-MM-DD-dd
DS1305E+ DS1305E+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 6.5mm ROHS3 Compliant Lead Free Tin No 20 20-TSSOP (0.173, 4.40mm Width) SPI No SVHC 32.8kHz 900μm 4.4mm Surface Mount 190.990737mg 0°C~70°C CMOS Clock/Calendar e3 DUAL 260 5V 30 DS1305 20 0.65mm Timer or RTC 5V 1 Alarm, Leap Year, NVSRAM, Trickle-Charger Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
X1228S14I-2.7A X1228S14I-2.7A Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1228 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
ISL12026AIVZ-T ISL12026AIVZ-T Intersil 0.0000
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Min: 1

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0.00000000
DS1501WE+ DS1501WE+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tray 2002 yes Obsolete 3 (168 Hours) 28 EAR99 3.3V 11.8mm ROHS3 Compliant Lead Free No 28 28-TSSOP (0.465, 11.80mm Width) Parallel Unknown 8mm Surface Mount 0°C~70°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1501 28 0.55mm Timers or RTCs Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 3V~3.6V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
M41T82SM6F M41T82SM6F STMicroelectronics 0.0000
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0.00000000 download 10 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 5V 4.9mm ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 M41T82 8 1.27mm Timers or RTCs Alarm, Leap Year, SRAM, Watchdog Timer Clock 7B 8 3V~5.5V HH:MM:SS:hh (24 hr) 0.4MHz 1/100SECOND Y I2C 32 B 1 YY-MM-DD-dd 10μA @ 5.5V 2V~5.5V
DS1672U-33 DS1672U-33 Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Binary Counter Trickle-Charger 8-uMAX 2.97V~3.63V Binary Binary 500μA @ 3.63V 1.3V~3.63V
X1228S14Z-4.5A X1228S14Z-4.5A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 3 (168 Hours) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1228 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
ISL1208IB8 ISL1208IB8 Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tube 2004 Obsolete 1 (Unlimited) 8 4.9022mm Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount -40°C~85°C CMOS 1.7272mm Clock/Calendar DUAL 3V ISL1208 YES 1.27mm R-PDSO-G8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
RX-4803LC:UA3PURESN RX-4803LC:UA3PURESN EPSON 0.0000
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Min: 1

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0.00000000
DS14285SN/T&R DS14285SN/T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tape & Reel (TR) 2005 Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS Compliant Contains Lead 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount -40°C~85°C Clock/Calendar DS14285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
ISL12022MIBZ-T ISL12022MIBZ-T Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Cut Tape (CT) 2007 Active 1 20 EAR99 85°C -40°C 12.8mm RoHS Compliant Lead Free No 20 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 7.5mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3V 30 20 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 0.0005 % 128B HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
RX-8025NB:AA3PURESN RX-8025NB:AA3PURESN EPSON 0.0000
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Min: 1

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0.00000000
DS1318E+T&R DS1318E+T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 24 24-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Elapsed Time Counter DS1318 Alarm, Square Wave Output 24-TSSOP 3V~3.6V Binary Binary 150μA @ 3V~3.6V 1.6V~3.7V
X1288S16I-2.7AT1 X1288S16I-2.7AT1 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
ISL12027AIV27Z ISL12027AIV27Z Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12027A 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
DS1742-85+ DS1742-85+ Rochester Electronics 0.0000
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0.00000000 download Obsolete 3 (168 Hours) ROHS3 Compliant
ISL12028IB30AZ-T ISL12028IB30AZ-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.65mm RoHS Compliant No 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 3.3V 40 14, 14 INDUSTRIAL 1.27mm R-PDSO-G14 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
X1288V14Z-2.7AT1 X1288V14Z-2.7AT1 Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) Obsolete 2A (4 Weeks) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
ISL1218IBZ-T ISL1218IBZ-T Intersil 0.0000
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Min: 1

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0.00000000
ISL12022MAIBZ ISL12022MAIBZ Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount 2008 Active 1 20 EAR99 85°C -40°C 12.8mm RoHS Compliant Lead Free Tin No 20 SOIC 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 7.5mm CMOS 2.65mm 8542.39.00.01 e3 DUAL 3V 20 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 0.0005 % 128B HH:MM:SS 0.032MHz SECONDS Y I2C 128 B YY-MM-DD-dd
RTC-8564NBB RTC-8564NBB Epson America, Inc 0.0000
RFQ

Min: 1

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0.00000000 download Obsolete RoHS non-compliant 20 Clock/Calendar/Alarm/Timer HH:MM:SS DW:DM:M:Y
RTC-4543SA B0 PURE SN RTC-4543SA B0 PURE SN Epson America, Inc 0.0000
RFQ

Min: 1

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0.00000000 download Tape and Reel LTB Yes with exemptions 14 Clock/Calendar HH:MM:SS DW:DM:M:Y
X1228V14I-2.7 X1228V14I-2.7 Intersil 0.0000
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Min: 1

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0.00000000
MCP795B20-I/ST MCP795B20-I/ST Microchip Technology 0.0000
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0.00000000 download Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B20 14 YES 0.65mm 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
DS1340C-33#T&R DS1340C-33#T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Tin No 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 5.5V 2.97V Surface Mount -40°C~85°C Clock/Calendar DS1340 Leap Year, Trickle-Charger 16-SOIC Clock 2.97V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
DS1337ST DS1337ST Maxim Integrated 0.0000
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Min: 1

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0.00000000 yes 1 (Unlimited) 8 EAR99 4.9mm Non-RoHS Compliant Contains Lead 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V NOT SPECIFIED 8 INDUSTRIAL YES 1.27mm R-PDSO-G8 1.8V 85°C -40°C Timers or RTCs Not Qualified 2/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
BU9873F-GTE2 BU9873F-GTE2 ROHM Semiconductor 0.0000
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Min: 1

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0.00000000 11 Weeks Surface Mount Cut Tape (CT) 2013 Active 1 (Unlimited) 8 EAR99 5mm ROHS3 Compliant 8 SEATED-HGT CALCULATED 8-SOIC (0.173, 4.40mm Width) I2C, 2-Wire Serial 4.4mm Surface Mount -40°C~85°C CMOS 1.71mm 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
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