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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 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 Width Mounting Type Weight Operating Temperature Technology Height Seated (Max) HTS Code 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 Supply Voltage-Min (Vsup) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Logic Function Access Time 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
RX-4571SA:BPURESN RX-4571SA:BPURESN EPSON 0.0000
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0.00000000
PCF8563T/F4,112 PCF8563T/F4,112 Rochester Electronics 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 -40°C~85°C Clock/Calendar Alarm, Leap Year, Watchdog Timer 8-SO 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.6μA~0.75μA @ 2V~5V
RV5C338A-E2-FB RV5C338A-E2-FB Ricoh Electronic Devices Company 0.0000
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0.00000000 RoHS Compliant Lead Free
ISL12026IBZ-T7A ISL12026IBZ-T7A Renesas Electronics America 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12026 8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
IDT1338-18DVGI8 IDT1338-18DVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2006 85°C -40°C RoHS Compliant 8 MSOP 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
X1288V14-4.5A X1288V14-4.5A Intersil 0.0000
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0.00000000
IDT1338C-31SRI8 IDT1338C-31SRI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 download Surface Mount Tape & Reel (TR) 2006 85°C -40°C Non-RoHS Compliant 16 SOIC 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
ISL12027IB30AZ-T ISL12027IB30AZ-T Rochester Electronics 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 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, Supervisor, Watchdog Timer 8-SOIC 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-4.5A X1228V14I-4.5A Intersil 0.0000
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0.00000000
X1227V8Z-4.5A X1227V8Z-4.5A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1227 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
RX-8571LC:B0 PURE SN RX-8571LC:B0 PURE SN EPSON 0.0000
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0.00000000 download 15 Weeks Tape & Reel (TR) RX-8571LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, RAM 12-VSOJ 16B 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.55μA~0.6μA @ 3V~5V
ISL12025IBZ-T ISL12025IBZ-T Intersil 0.0000
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0.00000000
X1288S16I-2.7AT1 X1288S16I-2.7AT1 Intersil 0.0000
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0.00000000
X1288V14I-2.7A X1288V14I-2.7A Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 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
X1227S8IZ-2.7AT1 X1227S8IZ-2.7AT1 Renesas Electronics America 0.0000
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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°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
DS1244W-120+ DS1244W-120+ Maxim Integrated 0.0000
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0.00000000 download 10 Weeks Tube 2007 yes Active 1 (Unlimited) 28 EAR99 38.862mm ROHS3 Compliant Lead Free 28-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.398mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1244 28 NO 2.54mm R-PDIP-P28 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 YES YY-MM-DD-dd 7mA @ 3.3V
ISL12020MIRZ ISL12020MIRZ Intersil 0.0000
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0.00000000
PCF8523TS/1,118 PCF8523TS/1,118 NXP Semiconductors 0.0000
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0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 14 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 3V NOT SPECIFIED PCF8523 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 1.2/5.5V Alarm, Leap Year, Watchdog Timer 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES I2C 1 YY-MM-DD-dd 0.5μA @ 2V~5V 1.8V~5.5V
X1288S16T1 X1288S16T1 Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 1 16 EAR99 70°C 0°C 10.3mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 16 COMMERCIAL 1.27mm R-PDSO-G16 4.5V Timer or RTC Not Qualified 5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd
M48T08Y-10MH1F M48T08Y-10MH1F STMicroelectronics 0.0000
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0.00000000 download 26 Weeks Surface Mount Tape & Reel (TR) Timekeeper® Active 3 (168 Hours) 28 EAR99 5V 18.1mm ROHS3 Compliant Lead Free No 28 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets Parallel 100GHz 8.56mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e3 Tin (Sn) DUAL 260 5V 30 M48T08 28 1.27mm Timer or RTC 5V Leap Year, Watchdog Timer Clock 100 ns 62.5kB 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
ISL12058IRUZ-T ISL12058IRUZ-T Intersil 0.0000
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0.00000000
MCP795B20T-I/ST MCP795B20T-I/ST Microchip Technology 0.0000
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0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B20 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B 8 1.8V~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
RV-2123-C2 32.768KHZ 20PPM TA QA RV-2123-C2 32.768KHZ 20PPM TA QA Micro Crystal 0.0000
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0.00000000 download Tape and Reel RoHS Compliant 10 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
DS1343D-33+T&R DS1343D-33+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 3.3V ROHS3 Compliant No 14 14-WFDFN Exposed Pad SPI 5.5V Unknown 3V Surface Mount -40°C~85°C Clock/Calendar DS1343 Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger 14-TDFN-EP (3x3) Clock 96B 3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 120μA~160μA @ 3.63V~5.5V 1.3V~5.5V
BQ4285S-SB2 BQ4285S-SB2 Texas Instruments 0.0000
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0.00000000 download Surface Mount Tube Obsolete 1 (Unlimited) 24 EAR99 5V 15.4mm ROHS3 Compliant Lead Free Gold No 24 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 624.398247mg 0°C~70°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar e4 DUAL 260 5V BQ4285 24 1.27mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2.5V~4V
PT7C43390LEX PT7C43390LEX Diodes Incorporated 0.0000
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0.00000000 download 25 Weeks Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL 3V 0.65mm R-PDSO-G8 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, Square Wave Output 1.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 0.65μA~0.7μA @ 3V~5V
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
X1205V8 X1205V8 Renesas Electronics America 0.0000
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0.00000000 download Tube 2005 Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar 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
PT7C43390AWEX PT7C43390AWEX Diodes Incorporated 0.0000
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0.00000000 download 14 Weeks Tape & Reel (TR) 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 1.35V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA~0.7μA @ 3V~5V
DS32C35-33IND# DS32C35-33IND# Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2008 yes Obsolete 1 (Unlimited) 20 EAR99 3.3V 12.8mm ROHS3 Compliant No 20 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Unknown 32.8kHz 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm Clock/Calendar e3 TIN DUAL 260 3.3V DS32C35 20 1.27mm Timer or RTC 3 Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal Clock 8KB 8 2.7V~3.63V HH:MM:SS (12/24 hr) 1 MINUTES Y NO I2C 1 YY-MM-DD-dd 110μA @ 3.63V 2.3V~3.6V
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