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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 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 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 Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
MCP795W10T-I/ST MCP795W10T-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2011 Active 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant Lead Free No 14 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) - annealed DUAL 260 5V 40 MCP795W10 14 0.65mm Timer or RTC 2/5V 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
1337GNLGI8 1337GNLGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Tape & Reel 2006 yes Discontinued 3 16 EAR99 85°C -40°C 3.3V 3mm RoHS Compliant Lead Free No 16 QFN 2-Wire, I2C, Serial 3mm 1mm CMOS 8542.39.00.01 e3 Matte Tin (Sn) - annealed 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
DS1742W-120+ DS1742W-120+ Maxim Integrated 0.0000
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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
DS17887-5+ DS17887-5+ Maxim Integrated 0.0000
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0.00000000 download 14 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 33.782mm ROHS3 Compliant Lead Free 24 24-DIP Module (0.600, 15.24mm) Parallel not_compliant Through Hole 0°C~70°C CMOS 9.398mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS17887 24 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
DS17885-3 DS17885-3 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2010 yes Obsolete 1 (Unlimited) 24 EAR99 3V 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 DUAL 260 3V 30 DS17885 24 2.54mm Timer or RTC 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 8KB 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
RX-8564LC:B3 PURE SN RX-8564LC:B3 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-8564LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 12-VSOJ 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA~0.8μA @ 2V~5V
DS17885-5+ DS17885-5+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 17 Weeks Tube 2000 yes Obsolete 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS17885 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 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
RV-3129-C3-32.768KHZ-OPTION-B-TA-QC RV-3129-C3-32.768KHZ-OPTION-B-TA-QC Micro Crystal 0.0000
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0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, EEPROM, NVRAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
DS1284QN+ DS1284QN+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Tube 2009 Obsolete 1 (Unlimited) 28 EAR99 11.505mm ROHS3 Compliant Lead Free ACCURACY 2 MIN/MONTH @ 25 DEGREE C; 1024 HZ FIXED O/P 28-LCC (J-Lead) Parallel unknown 11.505mm Surface Mount -40°C~85°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD NOT SPECIFIED 5V NOT SPECIFIED DS1284 28 YES 1.27mm S-PQCC-J28 Timer or RTC Not Qualified 5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 50B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1/100SECOND Y YES 1 YY-MM-DD-dd 7mA @ 5V 2.4V~3.5V
DS1302S DS1302S 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) 8 EAR99 3.3V 5.46mm Non-RoHS Compliant Contains Lead Tin No 8 BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA 8-SOIC (0.209, 5.30mm Width) 3-Wire Serial No SVHC 2.03mm 5.41mm Surface Mount 540.001716mg 0°C~70°C CMOS Clock/Calendar e0 DUAL 240 3.3V 20 DS1302 8 1.27mm Timers or RTCs 5V 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
PCF8564AU/5GB/1,01 PCF8564AU/5GB/1,01 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Bulk 2010 Active 1 (Unlimited) 9 ROHS3 Compliant Die I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar UPPER 2V 9 YES R-XUUC-N9 Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
ISL12027IB27Z ISL12027IB27Z Intersil 0.0000
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0.00000000
ISL12022MIBZ-T7A ISL12022MIBZ-T7A Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount Tape & Reel 2007 1 (Unlimited) 20 85°C -40°C RoHS Compliant No 20 SOIC 2-Wire, I2C, Serial e3 Matte Tin (Sn) - annealed DUAL INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 128B HH:MM:SS (12/24 hr) SECONDS Y NO SERIAL, 2 WIRE/I2C YY-MM-DD-dd
RTC-72421B: PURE SN RTC-72421B: PURE SN EPSON 0.0000
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0.00000000 download RTC-72421 Not For New Designs 1 (Unlimited) ROHS3 Compliant 18-DIP (0.300, 7.62mm) Parallel Through Hole -10°C~70°C Clock/Calendar Leap Year 4.5V~5.5V HH:MM:SS (12/24 hr) 5μA~10μA @ 2V~5V
MCP795B22-I/SL MCP795B22-I/SL Microchip Technology 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant No 14 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 MCP795B22 14 1.27mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer Clock 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
X1226S8T1 X1226S8T1 Renesas Electronics America 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-SOIC (0.154, 3.90mm 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
DS1511W+ DS1511W+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 12 Weeks Tube 2002 yes Active 1 (Unlimited) 28 EAR99 38.862mm ROHS3 Compliant Lead Free 28 28-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.398mm Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1511 28 NO 2.54mm Timers or RTCs Not Qualified 3.3V 11 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
X1226V8I X1226V8I Renesas Electronics America Inc. 0.0000
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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 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
DS1315SN-5 DS1315SN-5 Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) Parallel Surface Mount -40°C~85°C Phantom Time Chip Leap Year 16-SOIC 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
X1228V14IZ-2.7A X1228V14IZ-2.7A Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 Surface Mount Bulk 1 14 EAR99 85°C -40°C 5mm RoHS Compliant Lead Free TSSOP 2-Wire, I2C, Serial 4.4mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 14 INDUSTRIAL 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
ISL12026IVZ-T ISL12026IVZ-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

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0.00000000 download 2 Weeks Surface Mount Digi-Reel® 2010 Active 1 8 EAR99 85°C -40°C 3.3V 4.4mm RoHS Compliant Lead Free No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.2mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock 512B HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
RTC-4574NB:B3 ROHS RTC-4574NB:B3 ROHS EPSON 0.0000
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Min: 1

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0.00000000 download 13 Weeks Tape & Reel (TR) RTC-4574NB Active 1 (Unlimited) ROHS3 Compliant 22-LFDFN 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
MCP79522T-I/MN MCP79522T-I/MN Microchip Technology 0.0000
RFQ

Min: 1

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0.00000000 download 19 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant Lead Free No 10 10-WFDFN Exposed Pad SPI 800μm 3mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 3V MCP79522 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
DS1689SN DS1689SN Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube 2005 yes Obsolete 1 (Unlimited) 28 EAR99 18.1mm Non-RoHS Compliant Contains Lead 28 CAN ALSO OPERATE WITH 5V SUPPLY 28-SOIC (0.295, 7.50mm Width) Parallel unknown 8.565mm Surface Mount -40°C~85°C CMOS 3.05mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 245 3V NOT SPECIFIED DS1689 28 1.27mm Timer or RTC Not Qualified 3/5V NVSRAM Clock 114B 16 2.7V~3.3V 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 3mA @ 5V 2.5V~3.7V
DS1685Q-3 DS1685Q-3 Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tube 2005 Obsolete 1 (Unlimited) 28 EAR99 3V 11.505mm Non-RoHS Compliant Contains Lead No 28 28-LCC (J-Lead) Parallel 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) QUAD 245 3V DS1685 28 1.27mm Timer or RTC 3V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS YES 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
PT7C43390LEX PT7C43390LEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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0.00000000 Tape & Reel (TR) 8 EAR99 4.4mm RoHS Compliant compliant 3mm CMOS 1.2mm 8542.39.00.01 DUAL GULL WING 3V INDUSTRIAL YES 0.65mm R-PDSO-G8 1.3V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V TIMER, REAL TIME CLOCK SECONDS Y NO I2C 1
DS1307+ DS1307+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Tube 2000 yes Active 1 (Unlimited) 8 EAR99 9.375mm ROHS3 Compliant Lead Free 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole 0°C~70°C CMOS 4.572mm Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1307 8 NO 2.54mm Timer or RTC Not Qualified 5V 1 Leap Year, NVSRAM, Square Wave Output 56B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N YES I2C 1 YY-MM-DD-dd 200μA @ 5V 2V~3.5V
ISL12029IV27Z ISL12029IV27Z Renesas Electronics America 0.0000
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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 Surface Mount -40°C~85°C Clock/Calendar ISL12029 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
RTC-8564NBB RTC-8564NBB Epson America, Inc 0.0000
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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
DS1500W DS1500W Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Through Hole Tube 2011 Obsolete 3 (168 Hours) 32 EAR99 Non-RoHS Compliant Contains Lead 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant Through Hole 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1500 32 2.54mm Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B 3V~3.6V HH:MM:SS (24 hr) 8 SECONDS Y NO YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
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