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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 Min Supply Voltage Frequency 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) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Ambient Temperature Range High 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 Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DS1374C-3#T&R DS1374C-3#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 3V ROHS3 Compliant 16 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 3.3V 2.7V Surface Mount -40°C~85°C Binary Counter DS1374 Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer 16-SOIC Clock, Counter 2.7V~3.3V Binary Binary 125μA @ 2.7V~3.3V 1.3V~3.7V
BQ3285LCSSTR BQ3285LCSSTR Texas Instruments 0.0000
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0.00000000 no 24 EAR99 8.65mm RoHS Compliant Contains Lead 24 SSOP 3.9mm CMOS 1.73mm 8542.39.00.01 DUAL GULL WING 3V 24 COMMERCIAL YES 0.635mm 2.7V 70°C Not Qualified 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz PARALLEL, MUXED BUS
CDP68HC68T1M2Z96 CDP68HC68T1M2Z96 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 19 Weeks Surface Mount Tape & Reel 2001 Active 3 16 EAR99 85°C -40°C 10.3mm RoHS Compliant Lead Free Tin 16 SOIC SPI 6V 3V 7.5mm CMOS 2.65mm 8542.39.00.01 e3 DUAL 260 5V 30 INDUSTRIAL 1.27mm Timers or RTCs Not Qualified 3.3/5V Clock 32B HH:MM:SS 4.1943MHz SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd
DS12CR887-33+ DS12CR887-33+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Through Hole Tube 2003 yes Active 1 (Unlimited) 24 EAR99 3.3V 33.782mm ROHS3 Compliant Lead Free No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown Through Hole -40°C~85°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 3.3V DS12CR887 24 2.54mm Timer or RTC Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger Clock 114B 2.97V~3.63V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2mA @ 2.97V~3.63V 2V~3.05V
BQ3285S-SB2 BQ3285S-SB2 Texas Instruments 0.0000
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0.00000000 6 Weeks ACTIVE (Last Updated: 1 week ago) Surface Mount Tube yes Active 1 (Unlimited) 24 EAR99 5V 15.4mm ROHS3 Compliant Lead Free Gold No 24 24-SOIC (0.295, 7.50mm Width) Parallel 2.65mm 7.5mm 2.35mm Surface Mount 624.398247mg 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ3285 24 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B 15mA 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2.5V~4V
PT7C4563UEX PT7C4563UEX Diodes Incorporated 0.0000
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0.00000000 download 9 Weeks Surface Mount Tape & Reel (TR) 2017 Last Time Buy 1 (Unlimited) 8 EAR99 3mm ROHS3 Compliant Lead Free 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C TA CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL 3V PT7C4563 0.65mm S-PDSO-G8 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output Clock 1.3V~5.5V HH:MM:SS (24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.65μA~0.85μA @ 3V~5V
DS1646-120 DS1646-120 Rochester Electronics 0.0000
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0.00000000 download Tube 2005 no Obsolete 1 (Unlimited) 32 Non-RoHS Compliant Contains Lead 32 32-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 32 NO COMMERCIAL Leap Year, NVSRAM 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 YY-MM-DD-dd 4mA @ 4.5 V~5.5 V 3V
MCP795W22T-I/SL MCP795W22T-I/SL Microchip Technology 0.0000
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0.00000000 download 5 Weeks Surface Mount Tape & Reel (TR) 2012 Active 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) - annealed DUAL 260 5V 40 MCP795W22 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~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
PCF2129T/2,518 PCF2129T/2,518 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 3 (168 Hours) 16 10.3mm ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 2V NOT SPECIFIED PCF2129 16 YES 1.27mm R-PDSO-G16 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) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.5μA @ 3.3V 1.8V~4.2V
M48T59Y-70MH1E M48T59Y-70MH1E STMicroelectronics 0.0000
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0.00000000 download Surface Mount Tube Timekeeper® Obsolete 1 (Unlimited) 28 EAR99 5V 18.1mm ROHS3 Compliant Lead Free 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets Parallel 70GHz 8.56mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar DUAL 260 5V 10 M48T59 28 1.27mm Timer or RTC Not Qualified 5V Alarm, Leap Year, Watchdog Timer Clock 70 ns 62.5kB 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS Y NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
PCF85163TS/1,118 PCF85163TS/1,118 NXP Semiconductors 0.0000
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DS1685S-5/T&R DS1685S-5/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) 70°C 0°C 5V Non-RoHS Compliant Contains Lead Tin No 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount 0°C~70°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-SOIC Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
DS1343E-18+T&R DS1343E-18+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Digi-Reel® 2002 Active 1 (Unlimited) 85°C -40°C 1.8V ROHS3 Compliant No 20 20-TSSOP (0.173, 4.40mm Width) SPI 5.5V 1.71V Surface Mount -40°C~85°C Clock/Calendar DS1343 Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 20-TSSOP Clock 96B 1.71V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.3V~5.5V
PCF8563T/5 PCF8563T/5 NXP Semiconductors / Freescale 0.0000
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0.00000000 Surface Mount 2 8 EAR99 85°C -40°C 5mm RoHS Compliant 8 SOIC I2C 5.5V 1V 1.75mm 4mm CMOS DUAL 2V 8 INDUSTRIAL 1.27mm Not Qualified 85°C 3 HH:MM:SS TIMER, REAL TIME CLOCK I2C 1
RV5C338A-E2-F RV5C338A-E2-F Ricoh Electronic Devices Company 0.0000
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0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant
1337AGCSRGI 1337AGCSRGI Renesas Electronics America 0.0000
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0.00000000 download Tube Active 3 (168 Hours) ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output 16-SOIC 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA @ 1.3V~1.8V
1339-2DVGI 1339-2DVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 download 7 Weeks Surface Mount 2006 yes Active 3 8 EAR99 85°C -40°C 2V 3mm RoHS Compliant Lead Free Tin 8 TSSOP 2-Wire, I2C, Serial 3mm 970μm CMOS 1.1mm e3 DUAL 260 3.3V 30 8 INDUSTRIAL 0.65mm Timer or RTC Not Qualified 2.5/5V 5.5V Clock HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd
DS1672U-33 DS1672U-33 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2002 no Obsolete 1 (Unlimited) 8 EAR99 3.3V 3.1mm Non-RoHS Compliant Contains Lead No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Unknown 400kHz 950μm 3.1mm Surface Mount -40°C~85°C CMOS Binary Counter e0 TIN LEAD DUAL 240 3.3V 20 DS1672 8 0.65mm Timer or RTC Trickle-Charger Clock, Counter 32 2.97V~3.63V Binary SECONDS N NO I2C 500μA @ 3.63V 1.3V~3.63V
BQ4845YS-A4TR BQ4845YS-A4TR Texas Instruments 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 28 EAR99 5V 17.9705mm ROHS3 Compliant Lead Free Gold No 28 28-SOIC (0.295, 7.50mm Width) Parallel 7.5565mm Surface Mount 730.794007mg 0°C~70°C CMOS 2.667mm 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) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 4.5 V~5.5 V 2.3V~4V
ISL12024IBZ-T ISL12024IBZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download 7 Weeks Surface Mount Digi-Reel® 1999 Active 1 (Unlimited) 8 EAR99 85°C -40°C 3.3V 4.9mm RoHS Compliant No 8 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
X1227S8I-2.7T2 X1227S8I-2.7T2 Intersil 0.0000
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PT7C4307WEX-2017 PT7C4307WEX-2017 Diodes Incorporated 0.0000
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0.00000000 download Tape and Reel Obsolete RoHS Compliant 8 Clock/Calendar/Alarm/Interrupt/Square-Wave Output HH:MM:SS DW:DM:M:Y
PCF85063AT/AJ PCF85063AT/AJ NXP Semiconductors / Freescale 0.0000
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0.00000000 download Non-RoHS Compliant
ISL12029IBZ-T ISL12029IBZ-T Renesas Electronics America 0.0000
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0.00000000 download Cut Tape (CT) Obsolete 2 (1 Year) ROHS3 Compliant 14-SOIC (0.154, 3.90mm 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
M41T93RQA6F M41T93RQA6F 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 57.09594mg -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 3/5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 8 2.7V~5.5V HH:MM:SS:hh (24 hr) 5MHz 1/100SECOND Y 7 B 1 YY-MM-DD-dd 10μA @ 5.5V 1.8V~5.5V
DS1305EN DS1305EN Rochester Electronics 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 20-TSSOP (0.173, 4.40mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar 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
AB-RTCMC-32.768KHZ-EOZ9-S3-DBT AB-RTCMC-32.768KHZ-EOZ9-S3-DBT Abracon LLC 0.0000
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0.00000000 download Tape & Reel (TR) Active 1 (Unlimited) 10 EAR99 3.7mm RoHS Compliant 10-SMD Module I2C, 2-Wire Serial 2.5mm Surface Mount -40°C~85°C CMOS 0.9mm 8542.39.00.01 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
DS1338U-33+T&R/C01 DS1338U-33+T&R/C01 Maxim Integrated 0.0000
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0.00000000 download 2 Weeks Tape & Reel 2015 85°C -40°C 3.3V RoHS Compliant No UMAX Clock HH:MM:SS
MCP795W21-I/ST MCP795W21-I/ST Microchip Technology 0.0000
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0.00000000 download 18 Weeks Surface Mount Tube 2011 Active 1 (Unlimited) 14 EAR99 5.1mm ROHS3 Compliant No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 1.05mm 4.5mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W21 14 0.65mm Timer or RTC 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, 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
DS1673E-3/T&R DS1673E-3/T&R Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) 70°C 0°C 3V Non-RoHS Compliant Contains Lead No 20 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial 3.3V 2.7V Surface Mount 0°C~70°C Portable System Controller DS1673 Alarm, Leap Year, Watchdog Timer 20-TSSOP Clock 2.7V~3.3V HH:MM:SS (12/24 hr) YY-MM-DD-dd 100μA @ 3V 2.5V~3.7V
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