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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status 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 Weight Operating Temperature Technology Operating Supply Current Height Seated (Max) HTS Code Nominal Supply Current 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Logic Function Access Time Screening Level Memory Size Memory Type RAM Size Number of Bits Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
X1205S8ZT1 X1205S8ZT1 Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1205 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
BQ4802YDWRG4 BQ4802YDWRG4 Texas Instruments 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) Not For New Designs 1 (Unlimited) 28 EAR99 5V 17.9mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 730.794007mg 0°C~70°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ4802 28 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 9mA 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.4V~4V
RX-8581SA:B0:PURE SN RX-8581SA:B0:PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks Tape & Reel (TR) RX-8581SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 1.8V~5.5V 800nA~1.2μA @ 3V~5V
PCF85163TS/1,118 PCF85163TS/1,118 NXP Semiconductors / Freescale 0.0000
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0.00000000 RoHS Compliant Lead Free
X1227S8I-2.7 X1227S8I-2.7 Intersil 0.0000
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0.00000000
RTC-63421B RTC-63421B Seiko 0.0000
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BQ4832YMA-85 BQ4832YMA-85 Rochester Electronics 0.0000
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0.00000000 download Tray Obsolete 3 (168 Hours) ROHS3 Compliant 32-DIP Module (0.61, 15.49mm) Parallel Through Hole 0°C~70°C Clock/Calendar Alarm, Supervisor, Watchdog Timer 32-DIP Module (18.42x42.8) 4.5V~5.5V HH:MM:SS:hh (24 hr) YY-MM-DD-dd 4mA @ 4.5 V~5.5 V
DS1306E DS1306E Maxim Integrated 0.0000
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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 0°C~70°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1306 20 YES 0.65mm R-PDSO-G20 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, NVSRAM, Square Wave Output, 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
M41T62Q6F M41T62Q6F STMicroelectronics 0.0000
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0.00000000 download 18 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Timekeeper® Active 1 (Unlimited) 16 SMD/SMT EAR99 3mm ROHS3 Compliant Lead Free Tin No 16 16-VFQFN Exposed Pad I2C, 2-Wire Serial No SVHC 32.768kHz 880μm 3mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 QUAD 260 2V 30 M41T62 16 0.5mm Timer or RTC 1.5/3V 2 Alarm, Leap Year, Square Wave Output, Watchdog Timer Clock 16B 16B 1.3V~4.4V HH:MM:SS:hh (24 hr) 1/100SECOND Y I2C 16 B 1 YY-MM-DD-dd 0.7μA~0.95μA @ 1.3V~4.4V
RX-4581NB:B ROHS RX-4581NB:B ROHS EPSON 0.0000
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0.00000000 download 13 Weeks Bulk RX-4581NB Active 1 (Unlimited) ROHS3 Compliant 22-SMD, 20 Leads, Flat Leads SPI Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, SRAM 22-SON 16B 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
BQ4845YS-A4N BQ4845YS-A4N Texas Instruments 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 28 EAR99 5V 18mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel 2.35mm 7.52mm Surface Mount 730.794007mg -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ4845 28 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
DS12887+ DS12887+ Maxim Integrated 0.0000
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0.00000000 download 7 Weeks Through Hole Tube 1998 yes Active 1 (Unlimited) 24 Through Hole EAR99 5V 34.04mm ROHS3 Compliant Lead Free Tin No 24 DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING; 10 YEARS DATA RETENTION 24-DIP Module (0.600, 15.24mm) Parallel Unknown 9.4mm 18.8mm Through Hole 0°C~70°C CMOS 15mA Clock/Calendar e3 DUAL 5V DS12887 24 2.54mm Timer or RTC 5V 8 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B RAM 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
DS1302ZN/T&R DS1302ZN/T&R Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Leap Year, NVSRAM, Trickle-Charger 8-SOIC 31B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
BQ3287AMT-I BQ3287AMT-I Texas Instruments 0.0000
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0.00000000 download Through Hole no 24 EAR99 70°C -20°C 5V 33.72mm RoHS Compliant Contains Lead Tin No 24 PDIP Parallel 5.5V 4.5V 9.52mm 18.42mm CMOS 8542.39.00.01 DUAL 5V OTHER 2.54mm Timer or RTC 5V Clock 114B HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd
BQ3285EDSS BQ3285EDSS Texas Instruments 0.0000
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0.00000000 no 24 EAR99 8.2mm RoHS Compliant Contains Lead 24 SSOP 5.3mm CMOS 2mm 8542.39.00.01 DUAL GULL WING NOT SPECIFIED 5V NOT SPECIFIED 24 COMMERCIAL YES 0.65mm 4.5V 70°C Timer or RTC Not Qualified 5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES PARALLEL, MUXED BUS
AB1815-T3 AB1815-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-VFQFN Exposed Pad SPI 3.6V 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
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
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
S-35390A-J8T1G S-35390A-J8T1G ABLIC U.S.A. Inc. 0.0000
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0.00000000 download 18 Weeks Tape & Reel (TR) yes Active 1 (Unlimited) 8 EAR99 5.02mm RoHS 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 e6 Tin/Bismuth (Sn/Bi) 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, 2-WIRE/I2C 1 YY-MM-DD-dd 0.93μA~1.1μA @ 3V~5V
DS12885SN+ DS12885SN+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2003 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 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS12885 24 YES 1.27mm R-PDSO-G24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
DS1685EN-3+ DS1685EN-3+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 7.8mm ROHS3 Compliant Lead Free 24 24-TSSOP (0.173, 4.40mm Width) Parallel 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED DS1685 24 YES 0.65mm Timer or RTC Not Qualified 3V Alarm, NVSRAM, Square Wave Output, Y2K 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
PCF8593N PCF8593N NXP Semiconductors 0.0000
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0.00000000
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
DS1642-100 DS1642-100 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 no Obsolete 1 (Unlimited) 24 EAR99 5V 37.85mm Non-RoHS Compliant Contains Lead No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown 78.51mm 17.78mm Through Hole 0°C~70°C CMOS 8473.30.11.80 50mA Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V DS1642 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 100 ns 2KB 4.5V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V
M41ST87WSS6F M41ST87WSS6F STMicroelectronics 0.0000
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0.00000000 download 15 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 3 (168 Hours) 28 EAR99 7.5mm ROHS3 Compliant Lead Free Tin No 20 20-SSOP (0.209, 5.30mm Width) I2C, 2-Wire Serial No SVHC 1.85mm 5.6mm Surface Mount 453.59237mg -40°C~85°C CMOS 8542.39.00.01 500nA Clock/Calendar e3 DUAL 260 3V M41ST 28 0.65mm R-PDSO-G28 Timers or RTCs 3/3.3V Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer Clock 8 2.7V~3.6V HH:MM:SS:hh (24 hr) 0.032MHz 1/100SECOND Y I2C 128 B 1 YY-MM-DD-dd 0.5mA @ 2.7V~3.6V 2.5V~3.6V
M41T93ZQA6F M41T93ZQA6F STMicroelectronics 0.0000
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0.00000000 download 10 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 16 EAR99 4mm ROHS3 Compliant Lead Free No 16 16-VQFN Exposed Pad SPI 4mm Surface Mount -40°C~85°C CMOS 1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed QUAD 260 3V 40 M41T93 16 0.65mm Timers or RTCs 2.4/5.5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 8 2.38V~5.5V HH:MM:SS:hh (24 hr) 10MHz 1/100SECOND Y 7 B 1 YY-MM-DD-dd 10μA @ 5.5V 1.8V~5.5V
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
PCF2127T/1,518 PCF2127T/1,518 NXP Semiconductors 0.0000
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0.00000000
PCF8563TD-T PCF8563TD-T NXP Semiconductors 0.0000
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PCA21125T/Q900/1,1 PCA21125T/Q900/1,1 NXP USA Inc. 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2006 Active 1 (Unlimited) 14 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~125°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL NOT SPECIFIED 3V NOT SPECIFIED PCA21125 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer AEC-Q100 1.6V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO 1 YY-MM-DD-dd 30.3μA @ 2V~5V
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