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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 Additional Feature Package / Case Interface Max Supply Voltage REACH SVHC Reach Compliance Code Min Supply Voltage Frequency Height Width Mounting Type Operating Temperature Technology Height Seated (Max) HTS Code Type JESD-609 Code Terminal Finish Terminal Position 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Voltage Number of Outputs Feature Supplier Device Package Source Url Status Check Date Logic Function Memory Size 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
1339-2DVGI8 1339-2DVGI8 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 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
DS1315EN-33+T&R DS1315EN-33+T&R Maxim Integrated 0.0000
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0.00000000 download 1 Weeks Tape & Reel (TR) 2011 Active 1 (Unlimited) ROHS3 Compliant Lead Free 20-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Phantom Time Chip DS1315 Leap Year 20-TSSOP 3V~3.6V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.1mA @ 3.3V 2.5V~3.7V
PT7C4302AWEX PT7C4302AWEX Diodes Incorporated 0.0000
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0.00000000 20 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B 1.2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 1.2V~5.5V
IDT1338-18DVGI8 IDT1338-18DVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2006 85°C -40°C RoHS Compliant 8 MSOP 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
X1288S16 X1288S16 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar 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
X1227S8I-2.7 X1227S8I-2.7 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Bulk 8 EAR99 85°C -40°C 4.89mm 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 5V 8 INDUSTRIAL 1.27mm 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 YES I2C YY-MM-DD-dd
DS1500YN DS1500YN Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2011 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 32 32-DIP Module (0.600, 15.24mm) Parallel Through Hole -40°C~85°C Clock/Calendar DS1500 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 4.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
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
RX-8731LC:B PURE SN RX-8731LC:B PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks RX-8731LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C 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
BU9873FJ-GTE2 BU9873FJ-GTE2 ROHM Semiconductor 0.9976
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0.00000000 11 Weeks Surface Mount Cut Tape (CT) 2013 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 SEATED-HGT CALCULATED 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.65mm 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
DS1554W-120 DS1554W-120 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 yes Obsolete 1 (Unlimited) 32 EAR99 3.3V 43.053mm Non-RoHS Compliant Contains Lead No 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) 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
DS1393U-18+T&R DS1393U-18+T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2002 Obsolete 1 (Unlimited) 85°C -40°C 1.8V ROHS3 Compliant No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) 3-Wire Serial 1.89V 1.71V Surface Mount -40°C~85°C Clock/Calendar DS1393 Alarm, Leap Year, Square Wave Output, Trickle-Charger 10-uMAX Clock 1.71V~1.89V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 100μA @ 1.71V~1.89V 1.3V~3.7V
DS1670S DS1670S Maxim Integrated 0.0000
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0.00000000 download Tube 2009 no Obsolete 1 (Unlimited) 20 EAR99 12.8mm Non-RoHS Compliant Contains Lead 3-CHANNEL, 8-BIT ADC 20-SOIC (0.295, 7.50mm Width) 3-Wire Serial not_compliant 7.5mm Surface Mount 0°C~70°C CMOS 2.65mm 8542.31.00.01 Portable System Controller e0 Tin/Lead (Sn/Pb) DUAL 245 3.3V NOT SPECIFIED DS1670 20 YES 1.27mm R-PDSO-G20 Timers or RTCs Not Qualified 3.3V Alarm, Leap Year, Watchdog Timer 2.97V~3.63V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 100μA @ 3.3V 2.5V~3.7V
ISL1208IB8ZR5291 ISL1208IB8ZR5291 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2004 85°C -40°C RoHS Compliant SOIC 2-Wire, I2C, Serial 2B HH:MM:SS (12/24 hr) YY-MM-DD-dd
MCP79521T-I/MS MCP79521T-I/MS Microchip Technology 0.0000
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0.00000000 download 5 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 MCP79521 0.5mm Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 5MHz YY-MM-DD-dd 1μA @ 1.8V~3.6V 1.3V~3.6V
IDT1339-2DVGI8 IDT1339-2DVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 85°C -40°C RoHS Compliant 8 TSSOP 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
DS1302ZN+ DS1302ZN+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 8 SMD/SMT EAR99 3.3V 5mm ROHS3 Compliant Lead Free Tin No 8 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial Unknown 32.768kHz 1.5mm 4mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 DUAL 260 3.3V DS1302 8 Timer or RTC 3/5V 7V 1 Leap Year, NVSRAM, Trickle-Charger Clock 31B 2V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
PCF2123BS/1,112 PCF2123BS/1,112 NXP Semiconductors / Freescale 0.0000
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0.00000000 download 1 16 85°C -40°C 3mm RoHS Compliant No 16 3mm CMOS 1mm e3 MATTE TIN QUAD 225 2V 16 INDUSTRIAL YES 0.5mm 1.1V Timer or RTC 1.1/5.5V 5.5V 2013-06-14 00:00:00 Clock 8 HH:MM:SS 0.032MHz SECONDS Y YES SERIAL, 3-WIRE 1
DS1375T+T&R DS1375T+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2008 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free Tin No 6 6-WDFN Exposed Pad I2C, 2-Wire Serial 5.5V 1.7V Surface Mount -40°C~85°C Clock/Calendar DS1375 Alarm, Leap Year, Square Wave Output 6-TDFN-EP (3x3) Clock 16B 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 1.7V~5.5V
PT7C4337UEX PT7C4337UEX Diodes Incorporated 0.0000
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0.00000000 download 21 Weeks Surface Mount Tape & Reel (TR) 2007 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant No 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 DUAL 3.3V 0.65mm S-PDSO-G8 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 0.8μA @ 1.3V~1.8V
DS1248Y-70+ DS1248Y-70+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2012 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1248 32 NO 2.54mm Timer or RTC Not Qualified 5V NVSRAM 128KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 10mA @ 5V
DS1556W-120 DS1556W-120 Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 1 (Unlimited) 32 EAR99 43.053mm Non-RoHS Compliant Contains Lead 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V NOT SPECIFIED DS1556 32 NO 2.54mm R-PDMA-P32 Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V
MCP795B12T-I/SL MCP795B12T-I/SL Microchip Technology 0.0000
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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 MCP795B12 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
X1228V14-4.5A X1228V14-4.5A Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount Bulk 1 14 EAR99 70°C 0°C 5mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V 30 14 COMMERCIAL 0.65mm R-PDSO-G14 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 YES I2C 1 YY-MM-DD-dd
PCF8523T/1,118 PCF8523T/1,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 3V NOT SPECIFIED PCF8523 8 YES 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 1.2/5.5V Alarm, Leap Year, Watchdog Timer 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.5μA @ 2V~5V 1.8V~5.5V
X1226V8T1 X1226V8T1 Renesas Electronics America Inc. 0.0000
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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
RTC-4543SA:B0ROHS RTC-4543SA:B0ROHS EPSON 0.0000
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0.00000000
DS1677E DS1677E Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 20 6.5mm Non-RoHS Compliant 3-CHANNEL, 8-BIT ADC 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial unknown 4.4mm Surface Mount 0°C~70°C 1.1mm Portable System Controller e0 TIN LEAD DUAL 240 5V 20 20 YES 0.65mm R-PDSO-G20 COMMERCIAL Alarm, Leap Year, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) 1 0.032MHz SERIAL, 3-WIRE YY-MM-DD-dd 300μA @ 5V 2.5V~3.7V
RX8900CE:UB3 RX8900CE:UB3 EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX8900CE Active 1 (Unlimited) ROHS3 Compliant 10-SMD, No Lead I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 10-SMD 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
RX-8035SA:B3 PURE SN RX-8035SA:B3 PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC, Non-Standard I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder Alarm 14-SOP 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
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