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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time 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 Mounting Type Weight Operating Temperature Technology Operating Supply Current Height Seated (Max) Manufacturer Package Identifier 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 (Max) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Consumer IC Type Application Number of Outputs Feature Supplier Device Package Logic Function Access Time Memory Size Function Number of Bits Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Display Mode Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery Battery End of Life Indication Frequency Trimming Alarm
ISL12024IRTCZ-T ISL12024IRTCZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 7 Weeks Surface Mount Tape & Reel 1999 Active 1 8 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free No 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 0.8mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 8 INDUSTRIAL 0.65mm S-PDSO-N8 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1286 DS1286 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2009 no Obsolete 1 (Unlimited) 28 EAR99 5V 39.12mm Non-RoHS Compliant Contains Lead No 28 ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P 28-DIP Module (0.61, 15.49mm), 23 Leads Parallel Unknown 9.4mm 18.29mm Through Hole 0°C~70°C CMOS 8542.32.00.41 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 5V DS1286 28 2.54mm Timer or RTC 5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 50B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND Y NO 1 YY-MM-DD-dd 7mA @ 5V 2.4V~3.5V
RTC-72423A3:PURESN RTC-72423A3:PURESN EPSON 0.0000
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Min: 1

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0.00000000
ISL12028AIV27Z-T ISL12028AIV27Z-T Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount Tape & Reel 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 3.3V INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
DS1302+ DS1302+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 9 Weeks Through Hole Tube 2002 yes Active 1 (Unlimited) 8 EAR99 3.3V 9.91mm ROHS3 Compliant Lead Free Tin No 8 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-DIP (0.300, 7.62mm) 3-Wire Serial No SVHC 4.45mm 7.87mm Through Hole 930.006106mg 0°C~70°C CMOS 1.2mA Clock/Calendar e3 DUAL 260 3.3V 30 DS1302 8 2.54mm Timer or RTC 3/5V 1 Leap Year, NVSRAM, Trickle-Charger Clock 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
DS1251Y-70+ DS1251Y-70+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 10 Weeks Through Hole Tube 2011 yes Active 1 (Unlimited) 32 3A991.B.2.A 5V 43.053mm ROHS3 Compliant Lead Free Tin No 32 32-DIP Module (0.600, 15.24mm) Parallel Unknown 70GHz 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 DUAL 260 5V DS1251 32 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 70 ns 512KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 10mA @ 5V
X1228S14Z-4.5A X1228S14Z-4.5A Intersil 0.0000
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Min: 1

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0.00000000
CDP68HC68T1M CDP68HC68T1M Intersil 0.0000
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Min: 1

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0.00000000
DS1500YEN+ DS1500YEN+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tray 2011 yes Obsolete 1 (Unlimited) 32 EAR99 18.4mm ROHS3 Compliant Lead Free 32-LFSOP (0.724, 18.40mm Width) Parallel 8mm Surface Mount -40°C~85°C CMOS 1.24mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1500 32 YES 0.5mm R-PDSO-G32 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
DS1557P-70IND+ DS1557P-70IND+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 10 Weeks Surface Mount Tube 2003 yes Active 3 (168 Hours) 34 EAR99 5V ROHS3 Compliant Lead Free No 34 34-PowerCap™ Module Parallel Surface Mount -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1557 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
DS1388Z-33+T&R DS1388Z-33+T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C S8+4 Clock/Calendar DS1388 EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer 8-SOIC 512B 2.97V~3.63V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 150μA @ 2.97V~3.63V 1.3V~5.5V
PCF8563T/F4 PCF8563T/F4 NXP Semiconductors 0.0000
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Min: 1

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0.00000000 download Active RoHS Compliant 8 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
PCA8802CX8/B/1,027 PCA8802CX8/B/1,027 NXP Semiconductors 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) 8 1.19mm ROHS3 Compliant SEATED HGT_NOM; TERM PITCH-MAX Die I2C, 2-Wire Serial 1.14mm -40°C~85°C CMOS 0.29mm 8542.31.00.01 1 Binary Counter BOTTOM 3V PCA8802 YES 0.45mm R-PBGA-B8 1.6V 5.5V Square Wave Output, Unique ID 1.6V~5.5V Binary 0.4μA @ 1.6V~5.5V
DS1691 DS1691 Rochester Electronics 0.0000
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Min: 1

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0.00000000 download Tube no Obsolete 3 (168 Hours) 28 38.862mm Non-RoHS Compliant CAN ALSO OPERATE WITH 5V SUPPLY 28-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 9.398mm Clock/Calendar e0 TIN LEAD DUAL 240 3V NOT SPECIFIED 28 NO 2.54mm R-PDIP-T28 COMMERCIAL Alarm, Leap Year, Square Wave Output, Unique ID 114B 16 2.7V~3.3V 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD
DS1302SN-16 DS1302SN-16 Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Surface Mount Tube 2001 no Obsolete 1 (Unlimited) 16 EAR99 3.3V 10.3mm Non-RoHS Compliant Contains Lead No 16 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 16-SOIC (0.295, 7.50mm Width) 3-Wire Serial 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 3.3V DS1302 16 1.27mm Timer or RTC 3/5V Leap Year, NVSRAM, Trickle-Charger Clock 31B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
DS1315S-33+ DS1315S-33+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 6 Weeks Surface Mount Tube 2011 yes Active 1 (Unlimited) 16 EAR99 3.3V 10.3mm ROHS3 Compliant Lead Free No 16 16-SOIC (0.295, 7.50mm Width) Parallel Unknown 7.5mm Surface Mount 665.986997mg 0°C~70°C CMOS 2.65mm 8542.39.00.01 Phantom Time Chip e3 MATTE TIN DUAL 260 3.3V 30 DS1315 16 1.27mm Timer or RTC Leap Year Clock 3V~3.6V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.1mA @ 3.3V 2.5V~3.7V
DS1340Z-33+T&R DS1340Z-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 No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 5.5V Unknown 2.97V Surface Mount 540.001716mg -40°C~85°C Clock/Calendar DS1340 Leap Year, Trickle-Charger 8-SOIC Clock 2.97V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
PT7C4311AWEX PT7C4311AWEX Diodes Incorporated 0.0000
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0.00000000 14 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Leap Year, Square Wave Output, Y2K 56B 1.2V~5.5V HH:MM:SS (24 hr) YY-MM-DD 150μA @ 1.5V~5.5V 2V~3.5V
DS1318E+T&R DS1318E+T&R Maxim Integrated 0.0000
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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
PT7C4302WEX PT7C4302WEX Diodes Incorporated 0.0000
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Min: 1

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0.00000000 download 18 Weeks Surface Mount Tape & Reel (TR) 2015 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar DUAL 2V PT7C4302 1.27mm Timer or RTC Not Qualified 1.5/5V Leap Year, NVSRAM, Square Wave Output, Trickle-Charger 31B 1.2V~5.5V HH:MM:SS (12/24 hr) SECONDS N NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 1.5V~5.5V
DS17285SN-3+ DS17285SN-3+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 10 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 17.9mm ROHS3 Compliant Lead Free 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount -40°C~85°C CMOS 2.67mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED DS17285 24 YES 1.27mm R-PDSO-G24 Timer or RTC Not Qualified 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
NTE2062 NTE2062 NTE Electronics 0.0000
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0.00000000 28 Non-RoHS Compliant 28 PMOS 1 DUAL THROUGH-HOLE 28 OTHER NO 1.78mm 70°C -30°C Clock ICs Not Qualified -12V LED CLOCK ALARM CLOCKS; CLOCK-RADIOS 7mA DIGITAL NO NO YES
ISL12028AIV27Z ISL12028AIV27Z Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial unknown Surface Mount -40°C~85°C Clock/Calendar ISL12028A 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
PT7C433833UEX PT7C433833UEX Diodes Incorporated 0.0000
RFQ

Min: 1

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0.00000000 download 20 Weeks Surface Mount Tape & Reel (TR) 2017 Active 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant 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 3V 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 3/5V Leap Year, NVSRAM, Square Wave Output 56B 2.7V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 125μA @ 2.7V~5.5V 1.5V~3.7V
DS1305EN DS1305EN Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 20 EAR99 6.5mm Non-RoHS Compliant Contains Lead 20-TSSOP (0.173, 4.40mm Width) SPI not_compliant 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1305 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, NVSRAM, Trickle-Charger 96B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
AB-RTCMC-32.768KHZ-EOA9-S3-DBT AB-RTCMC-32.768KHZ-EOA9-S3-DBT Abracon LLC 0.0000
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0.00000000 download Tape & Reel (TR) Active 1 (Unlimited) 10 3.7mm RoHS Compliant 10-SMD Module SPI 2.5mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar DUAL 260 3V 40 YES 0.8mm R-PDSO-N10 Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger 8B 1.4V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 1.5μA~2.2μA @ 1.4V~5V 1.4V~5.5V
MAX6917EO30+ MAX6917EO30+ Maxim Integrated 0.0000
RFQ

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0.00000000 download Tube 2013 yes Obsolete 1 (Unlimited) 20 EAR99 8.65mm ROHS3 Compliant Lead Free 20-SSOP (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS 1.73mm 8473.30.11.80 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED MAX6917 20 YES 0.635mm R-PDSO-G20 Timer or RTC Not Qualified 3V Clock 96B 2.7V~3.3V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1251W-120IND+ DS1251W-120IND+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 11 Weeks Tube 2011 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1251 32 NO 2.54mm R-PDIP-P32 Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM 512KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V
DS1742W-120+ DS1742W-120+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tube 2011 yes Obsolete 1 (Unlimited) 24 EAR99 37.595mm ROHS3 Compliant Lead Free 24 24-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS 8.51mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1742 24 NO 2.54mm Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 2KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
X1228S14IZ-2.7 X1228S14IZ-2.7 Intersil (Renesas Electronics America) 0.0000
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0.00000000 Surface Mount 3 14 EAR99 85°C -40°C 8.6614mm 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 14 INDUSTRIAL 1.27mm 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
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