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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 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 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 Ambient Temperature Range High Number of Outputs Feature Supplier Device Package Logic Function Access Time Memory Size RAM Size Number of Bits Voltage - Supply Time Format External Data Bus Width Clock Frequency RAM (words) Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DS1685Q-5 DS1685Q-5 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 28 11.505mm Non-RoHS Compliant 28-LCC (J-Lead) Parallel unknown 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm Clock/Calendar e0 TIN LEAD QUAD 245 5V NOT SPECIFIED 28 YES 1.27mm S-PQCC-J28 COMMERCIAL Alarm, NVSRAM, Square Wave Output, Y2K 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
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
M41T00M6 M41T00M6 STMicroelectronics 0.0000
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0.00000000 Surface Mount Rail/Tube 1 8 EAR99 85°C -40°C 4.9mm RoHS Compliant 8 SO I2C 5.5V 2V 32.768kHz 1.75mm 3.9mm CMOS 300μA e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 30 8 INDUSTRIAL Timer or RTC Not Qualified 85°C 1 Clock 8B HH:MM:SS SECONDS N YES I2C
RTC-4543SA:B0ROHS RTC-4543SA:B0ROHS EPSON 0.0000
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DS1672U-33+T&R DS1672U-33+T&R Maxim Integrated 0.0000
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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 Lead Free Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3.63V 2.97V Surface Mount -40°C~85°C Binary Counter DS1672 Trickle-Charger 8-uMAX Clock, Counter 2.97V~3.63V Binary Binary 500μA @ 3.63V 1.3V~3.63V
DS1689S+ DS1689S+ Maxim Integrated 0.0000
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0.00000000 download Tube 2005 Obsolete 1 (Unlimited) 28 EAR99 18.1mm ROHS3 Compliant Lead Free CAN ALSO OPERATE WITH 5V SUPPLY 28-SOIC (0.295, 7.50mm Width) Parallel unknown 8.565mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED DS1689 28 YES 1.27mm R-PDSO-G28 Timer or RTC Not Qualified 3/5V NVSRAM 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
DS1678 DS1678 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 9.375mm Non-RoHS Compliant 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Time Event Recorder e0 TIN LEAD DUAL 245 5V NOT SPECIFIED 8 NO 2.54mm R-PDIP-T8 COMMERCIAL Alarm, Leap Year, NVSRAM, Y2K 32B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 2.6V~3.5V
RX-8571LC:B0PURESN RX-8571LC:B0PURESN EPSON 0.0000
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RX-8564LC:B0PURESN RX-8564LC:B0PURESN EPSON 0.0000
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0.00000000
M48T02-70PC1 M48T02-70PC1 STMicroelectronics 0.0000
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0.00000000 download 25 Weeks ACTIVE (Last Updated: 7 months ago) Through Hole Tube Timekeeper® Active 1 (Unlimited) 24 EAR99 5V 34.8mm ROHS3 Compliant Lead Free No 24 24-DIP Module (0.600, 15.24mm) Parallel No SVHC 70GHz 8.89mm 18.34mm Through Hole 0°C~70°C CMOS 8542.39.00.01 80mA Clock/Calendar e3 Matte Tin (Sn) DUAL 5V M48T02 24 2.54mm Timer or RTC 5V Leap Year Clock 100 ns 16MB 4.75V~5.5V HH:MM:SS (24 hr) 2040 SECONDS N NO YY-MM-DD-dd 3mA @ 4.7V~5.5V
DS17285E-3 DS17285E-3 Maxim Integrated 0.0000
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0.00000000 download Tray 2012 Obsolete 3 (168 Hours) 28 EAR99 11.8mm Non-RoHS Compliant Contains Lead 28-TSSOP (0.465, 11.80mm Width) Parallel not_compliant 8mm Surface Mount 0°C~70°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3V 20 DS17285 28 YES 0.55mm R-PDSO-G28 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
DS1305N DS1305N Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 16 19.175mm Non-RoHS Compliant 16-DIP (0.300, 7.62mm) SPI 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 16 NO 2.54mm R-PDIP-T16 COMMERCIAL Alarm, Leap Year, NVSRAM, Trickle-Charger 96B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
DS1744WP-120+ DS1744WP-120+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2012 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1744 34 YES 1.27mm Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 32KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
X1227S8Z-2.7 X1227S8Z-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1501YSN+ DS1501YSN+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2013 yes Obsolete 1 (Unlimited) 28 EAR99 18.1mm ROHS3 Compliant Lead Free 28 28-SOIC (0.295, 7.50mm Width) Parallel 8.565mm Surface Mount -40°C~85°C CMOS 3.05mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1501 28 1.27mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K Clock 256B 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
BQ4845S-A4G4 BQ4845S-A4G4 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 0°C~70°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 4.75V~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
M41T60Q6F M41T60Q6F STMicroelectronics 0.0000
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0.00000000 download 18 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 16 EAR99 3mm ROHS3 Compliant Lead Free No 16 16-VFQFN Exposed Pad I2C, 2-Wire Serial No SVHC 880μm 3mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 2V 30 M41T60 16 0.5mm Timer or RTC 1.5/3.3V Leap Year Clock 8B 8B 1.3V~4.4V HH:MM:SS (24 hr) 0.032MHz SECONDS N I2C 8 B 1 YY-MM-DD-dd 0.7μA~0.95μA @ 3.6V~4.4V
DS1337U/T&R DS1337U/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1337 Alarm, Leap Year, Square Wave Output 8-uMAX 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
BQ4845S-A4TR BQ4845S-A4TR Texas Instruments 0.0000
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0.00000000 download 6 Weeks ACTIVE (Last Updated: 4 days ago) Surface Mount Tape & Reel (TR) no Active 1 (Unlimited) 28 EAR99 5V 17.9mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel 2.65mm 7.5mm 2.35mm Surface Mount 730.794007mg 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar DUAL 5V BQ4845 28 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 4.75V~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
PCF8593T/1,112 PCF8593T/1,112 NXP Semiconductors 0.0000
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0.00000000 download Tube 1997 Discontinued 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 e4 NICKEL PALLADIUM GOLD DUAL NOT SPECIFIED 3V NOT SPECIFIED PCF8593 8 YES 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 3/5V Alarm, NVSRAM 8B 2.5V~6V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND Y YES I2C YY-MM-DD-dd 8μA~15μA @ 2V~5V
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
DS1340U-3/T&R DS1340U-3/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel 2009
DS12885SN+T&R DS12885SN+T&R Maxim Integrated 0.0000
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0.00000000 download 9 Weeks Surface Mount Tape & Reel (TR) 2010 Active 2 (1 Year) 85°C -40°C 5V ROHS3 Compliant No 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount -40°C~85°C Clock/Calendar DS12885 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
DS1343E-18+ DS1343E-18+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 1.8V 6.5mm ROHS3 Compliant No 20 20-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar DUAL 1.8V DS1343 20 0.65mm Timers or RTCs Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Clock 96B 1.71V~5.5V HH:MM:SS (12/24 hr) 4MHz SECONDS Y NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 1.3V~5.5V
DS2417P+ DS2417P+ Maxim Integrated 2.6162
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0.00000000 download 6 Weeks Tube 2003 yes Active 1 (Unlimited) 6 EAR99 3.94mm ROHS3 Compliant Lead Free 6 6-LSOJ (0.148, 3.76mm Width) 1-Wire® Serial Surface Mount -40°C~85°C CMOS 1.5mm 8542.39.00.01 Binary Counter e3 Matte Tin (Sn) DUAL 260 3V 30 DS2417 6 YES 1.27mm Not Qualified Unique ID 2.5V~5.5V Binary 0.032MHz SERIAL, 1-WIRE 0.45μA @ 2.5V~5.5V
ISL1208IU8 ISL1208IU8 Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 8 3mm Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C 1.1mm Clock/Calendar e0 TIN LEAD DUAL 240 3V 30 8 YES 0.65mm S-PDSO-G8 COMMERCIAL Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C 1 YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
BQ4285S-SB2TRG4 BQ4285S-SB2TRG4 Texas Instruments 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) yes 1 24 EAR99 70°C 0°C 5V 15.4mm RoHS Compliant Contains Lead No 24 SOIC Parallel 5.5V 4.5V 7.5mm 624.398247mg CMOS 2.65mm 8542.39.00.01 e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 24 COMMERCIAL 1.27mm Timer or RTC 5V Clock 114B HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd
DS1743WP-120+ DS1743WP-120+ Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2011 yes Obsolete 3 (168 Hours) 34 EAR99 3.3V 25.27mm ROHS3 Compliant Lead Free Tin No 34 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Unknown 120GHz 810μm 23.62mm Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 DUAL 260 3.3V 30 DS1743 34 Timer or RTC Leap Year, NVSRAM, Y2K Clock 120 ns 8KB 2.97V~3.63V HH:MM:SS (24 hr) SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
X1227S8-2.7 X1227S8-2.7 Renesas Electronics America 0.0000
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0.00000000 download Tube 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 X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
ISL12058IRUZ-T ISL12058IRUZ-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-UFDFN I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12058 Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
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