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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 Termination ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Length RoHS Status Lead Free 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 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) 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
RTC-4574SA:B:PURE SN RTC-4574SA:B:PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks RTC-4574SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 1.6V~5.5V 1μA~2μA @ 3V~5V
DS1500WEN DS1500WEN Maxim Integrated 0.0000
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0.00000000 download Tray 2005 Obsolete 3 (168 Hours) 32 EAR99 18.4mm Non-RoHS Compliant Contains Lead 32-LFSOP (0.724, 18.40mm Width) Parallel not_compliant 8mm Surface Mount -40°C~85°C CMOS 1.24mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1500 32 YES 0.5mm R-PDSO-G32 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 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
DS1556WP-120 DS1556WP-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 yes Obsolete 3 (168 Hours) 34 EAR99 3.3V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 3.3V DS1556 34 Timer or RTC Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K Clock 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V 3V
RV5C348B-E2-F RV5C348B-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 10-LFSOP, 10-MSOP (0.110, 2.80mm Width) 4-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 10-SSOP-G 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1μA @ 3V
DS1685Q-3+ DS1685Q-3+ Maxim Integrated 0.0000
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0.00000000 download 8 Weeks Tube 2000 yes Obsolete 1 (Unlimited) 28 EAR99 11.505mm ROHS3 Compliant Lead Free 28-LCC (J-Lead) Parallel 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 3V NOT SPECIFIED DS1685 28 YES 1.27mm S-PQCC-J28 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
ISL12027AIV27Z-T ISL12027AIV27Z-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12027A 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
DS14285N DS14285N Rochester Electronics 0.0000
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0.00000000 download Tube no Obsolete 1 (Unlimited) 24 31.75mm Non-RoHS Compliant 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C 5.08mm Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 24 NO 2.54mm R-PDIP-T24 COMMERCIAL Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
RV-3028-C7 32.768KHZ 1PPM TA QA RV-3028-C7 32.768KHZ 1PPM TA QA Micro Crystal 0.0000
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0.00000000 download Tape and Reel Active RoHS Compliant 8 Clock/Calendar/Alarm/Timer/Battery Backup HH:MM:SS DW:DM:M:Y
DS1685S-3+T&R DS1685S-3+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2000 Active 1 (Unlimited) 70°C 0°C 3V ROHS3 Compliant Lead Free No 24 24-SOIC (0.295, 7.50mm Width) Parallel 3.7V 2.7V Surface Mount 0°C~70°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-SOIC Clock 242B 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS1685EN-3/T&R DS1685EN-3/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 24-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 24-TSSOP 242B 2.7V~3.7V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
X1228V14IZ-2.7A X1228V14IZ-2.7A Intersil 0.0000
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0.00000000
IDT1337GCSRI IDT1337GCSRI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount 85°C -40°C 10.5mm RoHS Compliant 16 QFN 2-Wire, I2C, Serial 5.5V 1.8V 2.55mm 7.4mm HH:MM:SS (12/24 hr) YY-MM-DD-dd
S-35192A-I8T1U S-35192A-I8T1U SII Semiconductor 0.0000
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0.00000000
PCF2123TS PCF2123TS NXP Semiconductors 0.0000
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0.00000000 download Active RoHS Compliant 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
DS1337+ DS1337+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Through Hole Tube 2006 yes Active 1 (Unlimited) 8 Through Hole EAR99 3.3V 9.91mm ROHS3 Compliant Contains Lead No 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial Unknown 32.768kHz 4.45mm 7.87mm Through Hole -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS1337 8 Timer or RTC 1.5/5V 2 Alarm, Leap Year, Square Wave Output Clock 1.8V~5.5V HH:MM:SS (12/24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.6μA @ 1.3V~1.8V
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
X1228V14Z-4.5A X1228V14Z-4.5A Intersil (Renesas Electronics America) 0.0000
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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 COMMERCIAL 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
ISL12028IBAZ-T ISL12028IBAZ-T Intersil 0.0000
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0.00000000
X1227S8IZ X1227S8IZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 1 8 EAR99 85°C -40°C 4.9022mm RoHS Compliant Lead Free SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 8 INDUSTRIAL 1.27mm R-PDSO-G8 4.5V Timer or RTC Not Qualified 5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
AB-RTCMC-32.768KHZ-B5GA-S3-T AB-RTCMC-32.768KHZ-B5GA-S3-T Abracon LLC 0.0000
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0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 85°C -40°C 3V RoHS Compliant Lead Free No 10 10-SMD Module I2C, 2-Wire Serial 5.5V 1.8V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Square Wave Output Module Clock 1.2V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.45μA~0.55μA @ 2V~5V
ISL12029AIB27Z-T ISL12029AIB27Z-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount Tape & Reel 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.65mm RoHS Compliant No SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 14, 14 INDUSTRIAL 1.27mm R-PDSO-G14 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS17285E-5+ DS17285E-5+ Maxim Integrated 0.0000
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0.00000000 download Bulk 2010 yes 3 28 EAR99 11.8mm RoHS Compliant Lead Free compliant 8mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING 260 5V 30 28 COMMERCIAL YES 0.55mm R-PDSO-G28 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 1
X1228S14IZ X1228S14IZ Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 3 14 EAR99 85°C -40°C 8.6614mm RoHS Compliant Lead Free SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 14 INDUSTRIAL 1.27mm 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
RTC-7301SF:BROHS RTC-7301SF:BROHS EPSON 0.0000
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0.00000000
ISL12023IVZ ISL12023IVZ Renesas Electronics America 0.0000
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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 ISL12023 Alarm, Daylight Savings, Leap Year, SRAM 128B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 14μA~15μA @ 3V~5V 1.8V~5.5V
X1288V14Z-2.7AT1 X1288V14Z-2.7AT1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 2A (4 Weeks) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1228V14Z-2.7A X1228V14Z-2.7A Renesas Electronics America 0.0000
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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 e3 MATTE TIN NOT SPECIFIED NOT SPECIFIED X1228 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
DS17885E-5+ DS17885E-5+ Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tray 2000 yes Obsolete 3 (168 Hours) 28 EAR99 11.8mm ROHS3 Compliant Lead Free 28-TSSOP (0.465, 11.80mm Width) Parallel 8mm Surface Mount 0°C~70°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS17885 28 YES 0.55mm R-PDSO-G28 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
ISL12028AIV27Z-T ISL12028AIV27Z-T Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial unknown Surface Mount -40°C~85°C Clock/Calendar ISL12028A 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
X1228V14I-2.7 X1228V14I-2.7 Intersil 0.0000
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0.00000000
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