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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 Thickness Mounting Type Weight Operating Temperature Technology Operating Supply Current Height Seated (Max) HTS Code Nominal Supply Current 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 Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Logic Function Access Time Memory Size Memory Type Function Number of Bits Address Bus Width Voltage - Supply Time Format External Data Bus Width Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
HM-4201-RTCM1 HM-4201-RTCM1 Microsemi 0.0000
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0.00000000 download Unconfirmed RoHS Compliant 8 Clock/Calendar HH:MM:SS DW:DM:M:Y
S-35190A-I8T1U S-35190A-I8T1U ABLIC U.S.A. Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 2.23mm RoHS Compliant 8-SMD, Flat Lead 3-Wire Serial 1.97mm Surface Mount -40°C~85°C CMOS 0.5mm 8542.39.00.01 Clock/Calendar e3 TIN DUAL 3V 8 YES 0.5mm R-PDSO-F8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
S-35190A-T8T1G S-35190A-T8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download Tape & Reel (TR) yes Not For New Designs 1 (Unlimited) 8 EAR99 4.4mm RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) 3-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e6 TIN/BISMUTH (SN/BI) DUAL 260 3V 10 8 YES 0.65mm R-PDSO-G8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
S-35399A03-J8T2U S-35399A03-J8T2U ABLIC U.S.A. Inc. 0.0000
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0.00000000
AB0814 AB0814 Abracon LLC. 0.0000
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0.00000000 85°C -40°C RoHS Compliant 16 QFN SPI 3.6V Unknown 1.7V
S-35190A-J8T1G S-35190A-J8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download 12 Weeks Tape & Reel (TR) yes Not For New Designs 1 (Unlimited) 8 EAR99 5.02mm RoHS Compliant 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e6/e2 TIN BISMUTH/TIN SILVER DUAL 260 3V 10 8 YES 1.27mm R-PDSO-G8 Not Qualified Alarm, Leap Year 1.3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
DS1501W+ DS1501W+ Maxim Integrated 0.0000
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0.00000000 download 7 Weeks Tube 2007 yes Not For New Designs 1 (Unlimited) 28 EAR99 36.83mm ROHS3 Compliant Lead Free 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1501 28 NO 2.54mm R-PDIP-T28 Timers or RTCs Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 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
M41T00SM6E M41T00SM6E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 8 SMD/SMT EAR99 5mm ROHS3 Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 32.768kHz 1.25mm 4mm Surface Mount -40°C~85°C CMOS Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 30 M41T00 8 Timer or RTC Not Qualified 3/5V 1 Leap Year Clock 2.7V~5.5V HH:MM:SS (24 hr) SECONDS N I2C 8 B YY-MM-DD-dd 70μA @ 2.7V~5.5V 2V~3.5V
DS1305EN/T&R DS1305EN/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2002 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 20 20-TSSOP (0.173, 4.40mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar DS1305 Alarm, Leap Year, NVSRAM, Trickle-Charger 20-TSSOP 96B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
DS17285-5 DS17285-5 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 31.75mm Non-RoHS Compliant 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 24 NO 2.54mm R-PDIP-T24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
DS1244Y-70+ DS1244Y-70+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Through Hole Tube 2011 yes Active 1 (Unlimited) 28 EAR99 5V 39.37mm ROHS3 Compliant Lead Free No 28 28-DIP Module (0.600, 15.24mm) Parallel Unknown 70GHz 9.35mm 18.8mm Through Hole 4.187905g 0°C~70°C CMOS 8473.30.11.40 85mA Phantom Time Chip e3 Matte Tin (Sn) DUAL 5V DS1244 28 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 70 ns 32KB 13b 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 1/100SECOND N YES YY-MM-DD-dd 10mA @ 5V
DS17285-5 DS17285-5 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2010 yes Obsolete 1 (Unlimited) 24 EAR99 5V 31.75mm Non-RoHS Compliant Contains Lead 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 Matte Tin (Sn) DUAL 260 5V 30 DS17285 24 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
X1228S14-4.5A X1228S14-4.5A Rochester Electronics, LLC 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 14 8.6614mm Non-RoHS Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9116mm Surface Mount 0°C~70°C CMOS 1.7272mm Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 14 YES 1.27mm R-PDSO-G14 COMMERCIAL Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1673E-5 DS1673E-5 Rochester Electronics, LLC 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 MOS 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
PT7C4563BQ1WEX PT7C4563BQ1WEX Diodes Incorporated 0.0000
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0.00000000 download 19 Weeks Tape & Reel (TR) Automotive, AEC-Q100 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, SMBus Surface Mount -40°C~125°C Clock/Calendar Alarm 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1.5μA @ 5V 3V
R2221L-E2 R2221L-E2 Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant Clock
1338-18DVGI 1338-18DVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Bulk 2006 yes Active 3 (168 Hours) 8 EAR99 85°C -40°C 3mm RoHS Compliant Lead Free No 8 MSOP 2-Wire, I2C, Serial 5.5V 1.8V 970μm 3mm 970μm 139.989945mg CMOS 7.5μA e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8 INDUSTRIAL 0.65mm Timer or RTC 2/5V Clock 56B RAM HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
1337GNLGI 1337GNLGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Bulk 2006 yes Discontinued 3 (168 Hours) 16 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free Tin No 16 QFN 2-Wire, I2C, Serial 3mm 1mm CMOS 8542.39.00.01 e3 QUAD 260 3.3V 30 16 INDUSTRIAL 0.5mm Timer or RTC 2/5V 5.5V Clock 8 HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y I2C 1 YY-MM-DD-dd
1338AC-18SRGI8 1338AC-18SRGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel (TR) 2006 yes Active 3 (168 Hours) 16 EAR99 85°C -40°C 1.8V 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 3.3V NOT SPECIFIED 16 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 1.5/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
IDT1338-18DCGI IDT1338-18DCGI 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 1.4V 1.5mm 4mm 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
PCF2129AT/2,518 PCF2129AT/2,518 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 3 (168 Hours) 20 12.8mm ROHS3 Compliant 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm Clock/Calendar DUAL 260 3.3V NOT SPECIFIED PCF2129 20 YES 1.27mm R-PDSO-G20 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) SECONDS Y YES I2C 1 YY-MM-DD-dd 1.5μA @ 3.3V 1.8V~4.2V
1338-18DVGI8 1338-18DVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel 2006 yes Active 3 (168 Hours) 8 EAR99 85°C -40°C 1.8V 3mm RoHS Compliant Lead Free No 8 MSOP 2-Wire, I2C, Serial 970μm 3mm 970μm CMOS e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8 INDUSTRIAL 0.65mm Timer or RTC 2/5V 5.5V Clock 56B HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
AB1811-T3 AB1811-T3 Abracon LLC 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad SPI 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, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y NO I2C; SERIAL, 4-WIRE/3-WIRE 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
AB1813-T3 AB1813-T3 Abracon LLC 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad SPI 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
RTC-72423B RTC-72423B Toyocom 0.0000
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0.00000000 download Surface Mount Bulk SMD/SMT 85°C -40°C 16.3mm RoHS Compliant Contains Lead 24 SOIC Parallel 5.5V Unknown 4.5V 1MHz 2.8mm 7.9mm 5 8 HH:MM:SS (12/24 hr) YY-MM-DD-dd
AB1803-T3 AB1803-T3 Abracon LLC 0.0000
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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
AB0805-T3 AB0805-T3 Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Cut Tape (CT) 2012 Active 1 (Unlimited) 85°C -40°C RoHS Compliant Lead Free No 16 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3.6V No SVHC 1.7V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer 16-QFN (3x3) Clock 256B 1.7V~3.6V HH:MM:SS:hh 256 B YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
RTC-72421B RTC-72421B Toyocom 0.0000
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0.00000000 download Through Hole Bulk 2010 Through Hole 70°C -10°C 23.1mm RoHS Compliant Contains Lead 18 DIP Parallel 5.5V Unknown 4.5V 1MHz 4.2mm 6.3mm 5 8 HH:MM:SS (12/24 hr) YY-MM-DD-dd
AB0803-T3 AB0803-T3 Abracon LLC 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 EAR99 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm 8542.39.00.01 Clock/Calendar QUAD 260 1.8V 30 0.5mm S-XQCC-N16 Alarm, Leap Year, SRAM, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz I2C; SERIAL, 4-WIRE/3-WIRE 64 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
DS2417P/T&R DS2417P/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial Surface Mount -40°C~85°C Binary Counter DS2417 Unique ID 6-TSOC 2.5V~5.5V Binary Binary 0.45μA @ 2.5V~5.5V
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