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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 Height Width Mounting Type Weight Operating Temperature Technology 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Voltage Feature Supplier Device Package Logic Function Access Time Screening Level Memory Size 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 Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
DS1244WP-120+ DS1244WP-120+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 11 Weeks Tray 2011 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 6.858mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1244 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM 32KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V 3V
MCP795W21T-I/SL MCP795W21T-I/SL Microchip Technology 0.0000
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0.00000000 download 5 Weeks Surface Mount Tape & Reel (TR) 2011 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 MCP795W21 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
DS1390U-3 DS1390U-3 Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 2008 no 1 10 EAR99 3mm Non-RoHS Compliant 10 not_compliant 3mm CMOS 1.1mm 8473.30.11.80 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 3V 20 10 INDUSTRIAL YES 0.5mm 2.7V 85°C -40°C Timer or RTC Not Qualified 3V 3.3V TIMER, REAL TIME CLOCK 0.032MHz Y YES SERIAL, 3-WIRE 1
DS17885S-5/T&R DS17885S-5/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2012 70°C 0°C 5V RoHS Compliant Contains Lead No 24 SOIC 5.5V 4.5V Clock 7.8kB HH:MM:SS (12/24 hr)
PCF8583TD-T PCF8583TD-T NXP Semiconductors 0.0000
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0.00000000
1339C-2SOGI 1339C-2SOGI Integrated Device Technology (IDT) 0.0000
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0.00000000 85°C -40°C 2V RoHS Compliant No SOIC Clock HH:MM:SS
PCF8564AU/10AB/1,0 PCF8564AU/10AB/1,0 NXP Semiconductors 0.0000
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Min: 1

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0.00000000 7 Weeks Bulk 2008 Active Not Applicable 9 ROHS3 Compliant Die I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar UPPER NOT SPECIFIED 2V NOT SPECIFIED PCF8564 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
DS1244WP-120IND+ DS1244WP-120IND+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 16 Weeks Tube 2011 yes Obsolete 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 6.858mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1244 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM 32KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V 3V
DS1337U/T&R DS1337U/T&R Maxim Integrated 0.0000
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Min: 1

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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
DS1307ZN+T&R DS1307ZN+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) 2011 Active 1 (Unlimited) 85°C -40°C 5V ROHS3 Compliant Lead Free Tin No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 5.5V Unknown 4.5V Surface Mount 540.001716mg -40°C~85°C Clock/Calendar DS1307 7V Leap Year, NVSRAM, Square Wave Output 8-SOIC Clock 56B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5V 2V~3.5V
RTC-8564JE:BB ROHS RTC-8564JE:BB ROHS EPSON 0.0000
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0.00000000 download 13 Weeks RTC-8564JE Active 1 (Unlimited) 20 7mm ROHS3 Compliant 20-LSSOJ (0.213, 5.40mm Width) I2C 5.4mm Surface Mount -40°C~85°C CMOS 1.5mm Clock/Calendar DUAL NOT SPECIFIED 3V NOT SPECIFIED YES 0.65mm R-PDSO-J20 Alarm 1.8V~5.5V HH:MM:SS I2C YY-MM-DD-dd 0.7μA~0.8μA @ 3V~5V
1337AGDCGI 1337AGDCGI Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download 12 Weeks Tube Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output 8-SOIC 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA @ 1.3V~1.8V
X1227V8-4.5A X1227V8-4.5A Intersil 0.0000
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Min: 1

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0.00000000
DS12R887-5 DS12R887-5 Maxim Integrated 0.0000
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Min: 1

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0.00000000 Tray 2010 no Obsolete 1 (Unlimited) 24 EAR99 5V 33.782mm ROHS3 Compliant No 48 48-BBGA Parallel 15.24mm Surface Mount -40°C~85°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS12R887 24 NO 2.54mm R-PDIP-T24 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2mA @ 4.5V~5.5V 2V~3.05V
BQ3285LFSS-A1G4 BQ3285LFSS-A1G4 Texas Instruments 0.0000
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0.00000000 download Surface Mount Tube Obsolete 2 (1 Year) 24 EAR99 3V 8.75mm ROHS3 Compliant Lead Free Gold No 24 24-SSOP (0.154, 3.90mm Width) Parallel 1.5mm 4mm Surface Mount 129.500622mg 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e4 DUAL 260 3V BQ3285 24 0.635mm Timer or RTC 3/5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 242B 2.7V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO YY-MM-DD-dd 100μA @ 3V 2.4V~4V
DS1315S-33 DS1315S-33 Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tube 2007 Obsolete 1 (Unlimited) 16 EAR99 10.335mm Non-RoHS Compliant Contains Lead 16-SOIC (0.295, 7.50mm Width) Parallel not_compliant 7.51mm Surface Mount 0°C~70°C CMOS 2.68mm 8542.39.00.01 Phantom Time Chip e0 Tin/Lead (Sn/Pb) DUAL 245 3.3V NOT SPECIFIED DS1315 16 YES 1.27mm R-PDSO-G16 Timer or RTC Not Qualified 3.3V Leap Year 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
DS1556P-70 DS1556P-70 Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Surface Mount Tray 2004 yes Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 5V DS1556 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
BQ4832YMA-85 BQ4832YMA-85 Texas Instruments 211.6764
Add to Cart

Min: 1

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0.00000000 download Through Hole Tray Obsolete 1 (Unlimited) 70°C 0°C 5V ROHS3 Compliant Contains Lead Tin No 32 32-DIP Module (0.61, 15.49mm) Parallel 5.5V 4.5V Through Hole 0°C~70°C Clock/Calendar BQ4832 Alarm, Supervisor, Watchdog Timer 32-DIP Module (18.42x42.8) Clock 250kB 4.5V~5.5V HH:MM:SS:hh (24 hr) YY-MM-DD-dd 4mA @ 4.5 V~5.5 V
PCA8565TS/S410/1,1 PCA8565TS/S410/1,1 NXP Semiconductors 0.0000
RFQ

Min: 1

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0.00000000
DS1644-120 DS1644-120 Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Through Hole Tube 2005 no Obsolete 1 (Unlimited) 28 Through Hole EAR99 5V 39.12mm Non-RoHS Compliant Contains Lead Tin No 28 28-DIP Module (0.600, 15.24mm) Parallel Unknown 9.4mm 18.29mm Through Hole 0°C~70°C CMOS 8473.30.11.80 75mA Clock/Calendar e0 DUAL 5V DS1644 28 2.54mm Timer or RTC 5V Leap Year, NVSRAM Clock 120 ns 32KB 4.5V~5.5V HH:MM:SS (24 hr) SECONDS N NO YY-MM-DD-dd 4mA @ 4.5V~5.5V
DS1248WP-120+ DS1248WP-120+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2012 yes Active 3 (168 Hours) 34 3A991.B.2.A 24.384mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 6.858mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1248 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 3.3V NVSRAM 128KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V 3V
X1226S8T1 X1226S8T1 Intersil 0.0000
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Min: 1

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0.00000000
DS1392U-3 DS1392U-3 Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Bulk 2009 no 1 10 EAR99 3mm Non-RoHS Compliant not_compliant 3mm CMOS 1.1mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 240 3V 20 10 INDUSTRIAL YES 0.5mm S-PDSO-G10 2.7V 85°C -40°C Timer or RTC Not Qualified 3V 3.3V TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES SERIAL, 2-WIRE/I2C 1
DS1501YS DS1501YS Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2007 Obsolete 1 (Unlimited) 28 EAR99 18.1mm Non-RoHS Compliant Contains Lead 28 28-SOIC (0.295, 7.50mm Width) Parallel not_compliant 8.565mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 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
DS1501YSN+T&R DS1501YSN+T&R Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tape & Reel (TR) 2013 Obsolete 1 (Unlimited) ROHS3 Compliant 28-SOIC (0.295, 7.50mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar DS1501 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 28-SOIC 256B 4.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 5mA @ 4.5V~5.5V 2.5V~3.7V
MCP7940N-E/SN MCP7940N-E/SN Microchip Technology 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Surface Mount Tube 2012 Automotive, AEC-Q100 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount 540.001716mg -40°C~125°C CMOS 1.75mm Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP7940N 1.27mm Timer or RTC Not Qualified 2/5V Alarm, Leap Year, Square Wave Output, SRAM Clock TS 16949 64B 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
RX8900SA:UCB PURE SN RX8900SA:UCB PURE SN EPSON 0.0000
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0.00000000 download 13 Weeks RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
M41T93SQA6F M41T93SQA6F STMicroelectronics 0.0000
RFQ

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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 40 M41T93 16 0.65mm Timers or RTCs 3.3/5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 8 3V~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
DS1743P-70+ DS1743P-70+ Rochester Electronics 0.0000
RFQ

Min: 1

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0.00000000 download Tube yes Obsolete 1 (Unlimited) 34 ROHS3 Compliant A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel unknown Surface Mount 0°C~70°C Clock/Calendar e3 TIN DUAL 260 5V NOT SPECIFIED 34 YES R-XDMA-U34 COMMERCIAL Leap Year, NVSRAM, Y2K 8KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 3mA @ 5V 3V
DS1673S-3+ DS1673S-3+ Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Tube 2009 yes Active 1 (Unlimited) 20 EAR99 12.8mm ROHS3 Compliant Lead Free 3-CHANNEL, 8-BIT ADC 20-SOIC (0.295, 7.50mm Width) 3-Wire Serial 7.5mm Surface Mount 0°C~70°C MOS 2.65mm 8542.31.00.01 Portable System Controller e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED DS1673 20 YES 1.27mm R-PDSO-G20 Timer or RTC Not Qualified 3V Alarm, Leap Year, Watchdog Timer 2.7V~3.3V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 100μA @ 3V 2.5V~3.7V
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