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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 Frequency Height Width Thickness Mounting Type Operating Temperature Technology Height Seated (Max) HTS Code Number of Functions 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 (Min) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Output Voltage Number of Outputs Feature Adjustable Threshold Supplier Device Package Source Url Status Check Date Logic Function Memory Size Function RAM Size Number of Bits Voltage - Supply Time Format 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
1338AC-31SRGI8 1338AC-31SRGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2006 yes Active 3 16 EAR99 85°C -40°C 3.3V 10.4mm RoHS Compliant Lead Free Tin 16 SOIC 2-Wire, I2C, Serial 2.34mm 7.6mm 2.34mm CMOS 8542.39.00.01 e3 DUAL 260 NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 2.5/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
RX4901CE XS B06 RX4901CE XS B06 EPSON 0.0000
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0.00000000
BQ4830YMA-85 BQ4830YMA-85 Texas Instruments 0.0000
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0.00000000 Through Hole no 28 EAR99 70°C 0°C 5V 37.72mm RoHS Compliant Contains Lead Tin No 28 PDIP Parallel 5.5V 4.5V 9.4mm 18.42mm CMOS 8542.39.00.01 DUAL 5V COMMERCIAL 2.54mm Timer or RTC 5V Clock 31.3kB HH:MM:SS 0.032MHz SECONDS N NO YY-MM-DD-dd
X1228V14I-4.5A X1228V14I-4.5A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm 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
BQ4287MT-SB2 BQ4287MT-SB2 Texas Instruments 0.0000
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0.00000000 Through Hole no 24 EAR99 70°C 0°C 5V 33.72mm RoHS Compliant Contains Lead Tin No 24 DIP Parallel 5.5V No SVHC 4.5V 9.52mm 18.42mm CMOS 8542.39.00.01 DUAL 5V 24 COMMERCIAL 2.54mm Timer or RTC 5V 12 Clock 114B HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd
X1227S8Z-4.5A X1227S8Z-4.5A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 1 8 EAR99 70°C 0°C 4.9022mm RoHS Compliant Lead Free SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 8 COMMERCIAL 1.27mm R-PDSO-G8 4.5V Timer or RTC Not Qualified 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
BQ3285LDSS BQ3285LDSS Rochester Electronics 0.0000
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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
ISL12027IVZ ISL12027IVZ 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 ISL12027 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
X1227V8I-4.5A X1227V8I-4.5A Intersil 0.0000
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Min: 1

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0.00000000
RX-8025NBAA RX-8025NBAA Epson America, Inc 0.0000
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Min: 1

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0.00000000 download Active Yes with exemptions 20 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
IDT1338-31DCGI IDT1338-31DCGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount 2010 85°C -40°C 5mm RoHS Compliant 8 SOIC 2-Wire, I2C, Serial 5.5V 2.45V 1.5mm 4mm 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
DS1302 DS1302 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 8 EAR99 9.375mm Non-RoHS Compliant Contains Lead BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-DIP (0.300, 7.62mm) 3-Wire Serial not_compliant 7.62mm Through Hole 0°C~70°C CMOS 4.572mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1302 8 NO 2.54mm R-PDIP-T8 Timers or RTCs Not Qualified 3/5V Leap Year, NVSRAM, Trickle-Charger 31B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
DS1374U-3+ DS1374U-3+ 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) 10 EAR99 3V 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 1 Binary Counter e3 Matte Tin (Sn) DUAL 260 3V 30 DS1374 10 0.5mm 2.7V 1 Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer NO Clock, Counter 2.7V~3.3V Binary 125μA @ 2.7V~3.3V 1.3V~3.7V
X1288V14Z-4.5AT1 X1288V14Z-4.5AT1 Renesas Electronics America Inc. 0.0000
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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 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS12885T/T&R DS12885T/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2010 Obsolete 3 (168 Hours) Non-RoHS Compliant Contains Lead 32-TQFP Parallel Surface Mount 0°C~70°C Clock/Calendar DS12885 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 32-TQFP (7x7) 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
1338-31DVGI8 1338-31DVGI8 Renesas Electronics America 0.0000
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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 IDT1338 Leap Year, NVSRAM, Square Wave Output 8-MSOP 56B 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA @ 3.63V~5.5V 1.3V~3.7V
AS1810-PTR AS1810-PTR ams 0.0000
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0.00000000 Tape & Reel (TR) Obsolete 1 (Unlimited)
RX8900SA:UC3 PURE SN RX8900SA:UC3 PURE SN EPSON 0.0000
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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
MCP795W20-I/SL MCP795W20-I/SL Microchip Technology 0.0000
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Min: 1

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0.00000000 download 5 Weeks Surface Mount Tube 2011 Active 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant Lead Free No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 1.5mm 3.9mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W20 14 1.27mm Timer or RTC 2/5V 250V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 64B 8 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~3.6V
X1226V8T2 X1226V8T2 Renesas Electronics America Inc. 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 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 X1226 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1341U+ DS1341U+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Surface Mount Tube 2012 yes Active 1 (Unlimited) 8 EAR99 3.1mm ROHS3 Compliant No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 950μm 3.1mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 TIN DUAL 260 3V 30 DS1341 8 0.65mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output Clock 1.8V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.5μA~0.6μA @ 3V~5V
PCF8593N PCF8593N NXP Semiconductors / Freescale 0.0000
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0.00000000 8 EAR99 9.5mm RoHS Compliant Lead Free 8 PDIP 7.62mm CMOS 4.2mm DUAL THROUGH-HOLE 250 5V 40 8 INDUSTRIAL NO 2.54mm 2.5V -40°C Not Qualified 6V 2013-06-14 00:00:00 8B TIMER, REAL TIME CLOCK 0.032MHz I2C
DS1672S-33+T&R DS1672S-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 Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.63V 2.97V Surface Mount -40°C~85°C Binary Counter DS1672 Trickle-Charger 8-SOIC Clock, Counter 2.97V~3.63V Binary Binary 500μA @ 3.63V 1.3V~3.63V
X1227V8I-4.5A X1227V8I-4.5A Renesas Electronics America 0.0000
RFQ

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 -40°C~85°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
M41T81M6E M41T81M6E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Discontinued 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 1.25mm 3.9mm Surface Mount -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 M41T81 8 Timer or RTC 2.5/5V 1 Alarm, Leap Year, Square Wave Output, Watchdog Timer Clock 64B 20B 2V~5.5V HH:MM:SS:hh (24 hr) 0.032MHz Y YES I2C 1 YY-MM-DD-dd 100μA @ 2V~5.5V 2.5V~3.5V
RX-8731LC:B RX-8731LC:B EPSON 0.0000
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Min: 1

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0.00000000 download RX-8731LC Obsolete 1 (Unlimited) 85°C -40°C 5.5V ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C 32.768kHz 1.2mm Surface Mount -40°C~85°C Clock/Calendar Alarm, EEPROM, Leap Year, Unique ID 12-VSOJ 80b 1.7V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V
RX-8571SA:B PURE SN RX-8571SA:B PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 13 Weeks RX-8571SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm, SRAM 14-SOP 16B 1.6V~5.5V 0.4μA @ 3V
M41TC8025AMC6F M41TC8025AMC6F STMicroelectronics 0.0000
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0.00000000 download Tape and Reel Obsolete RoHS Compliant 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
DS1501WS/T&R DS1501WS/T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant 28-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS1501 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 28-SOIC 256B 3V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
MCP795B22T-I/ST MCP795B22T-I/ST Microchip Technology 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 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 MCP795B22 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
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