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RTCs

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published 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 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) Feature Supplier Device Package Logic Function Memory Size 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
MCP79410-I/ST MCP79410-I/ST Microchip Technology 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2007 Active 1 (Unlimited) 8 EAR99 3.1mm ROHS3 Compliant Lead Free No 8 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial No SVHC 1.05mm 4.5mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP79410 8 0.65mm Timers or RTCs 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1Kb 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y I2C 1 kB YY-MM-DD-dd 1.2μA @ 3.3V 1.3V~5.5V
IDT1337GDVGI8 IDT1337GDVGI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 85°C -40°C RoHS Compliant 8 MSOP 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
ISL1218IUZ-T ISL1218IUZ-T Intersil 0.0000
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0.00000000
X1227S8IZ X1227S8IZ Intersil 0.0000
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0.00000000
X1228V14IZ X1228V14IZ 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
X1227S8I-2.7T1 X1227S8I-2.7T1 Intersil 0.0000
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0.00000000
ISL12058IRTZ-T ISL12058IRTZ-T Intersil 0.0000
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0.00000000
DS1340Z-33 DS1340Z-33 Maxim Integrated 0.0000
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0.00000000 download Tube 2002 Obsolete 1 (Unlimited) 8 EAR99 4.9mm Non-RoHS Compliant Contains Lead 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial not_compliant 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL NOT SPECIFIED 3.3V NOT SPECIFIED DS1340 8 YES 1.27mm R-PDSO-G8 Timer or RTC Not Qualified 3.3V Leap Year, Trickle-Charger 2.97V~5.5V HH:MM:SS (24 hr) 0.032MHz SECONDS N NO I2C YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
ISL12028IVAZ-T ISL12028IVAZ-T Intersil (Renesas Electronics America) 0.0000
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0.00000000 download Surface Mount 2005 Active 1 14 EAR99 85°C -40°C 3.3V 5mm RoHS Compliant No 14 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 4.4mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 0.65mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
BQ4285LS BQ4285LS Texas Instruments 0.0000
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0.00000000 no 24 EAR99 15.4mm RoHS Compliant Contains Lead 24 SOIC 7.5mm CMOS 2.65mm 8542.39.00.01 DUAL GULL WING NOT SPECIFIED 3.15V NOT SPECIFIED 24 COMMERCIAL YES 1.27mm 2.7V 70°C Timer or RTC Not Qualified 3.15V 3.6V 114B 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES PARALLEL, MUXED BUS 1
MCP79511-I/MS MCP79511-I/MS Microchip Technology 0.0000
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0.00000000 download 10 Weeks Tube 2012 Active 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI No SVHC 950μm 3mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 MCP79511 YES 0.5mm Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID Clock 64B 1.8V~3.6V HH:MM:SS:hh (12/24 hr) 5MHz YY-MM-DD-dd 1μA @ 1.8V~3.6V 1.3V~3.6V
PCF2129AT/1,518 PCF2129AT/1,518 NXP Semiconductors 0.0000
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0.00000000 download Tape & Reel (TR) 2003 Obsolete 3 (168 Hours) 20 ROHS3 Compliant 20-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 MATTE TIN DUAL NOT SPECIFIED NOT SPECIFIED PCF2129 20 YES 1.27mm R-PDSO-G20 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) SECONDS Y YES SERIAL, 4 WIRE/SPI YY-MM-DD-dd 1.5μA @ 3.3V 1.8V~4.2V
ISL12024IRTCZ-T ISL12024IRTCZ-T Intersil 0.0000
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0.00000000
DS17885S-5+ DS17885S-5+ Maxim Integrated 0.0000
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0.00000000 download 7 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 17.9mm ROHS3 Compliant Lead Free 24-SOIC (0.295, 7.50mm Width) Parallel 7.5mm Surface Mount 0°C~70°C CMOS 2.67mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS17885 24 YES 1.27mm R-PDSO-G24 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
ISL12025IVZ ISL12025IVZ Renesas Electronics America 0.0000
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0.00000000 download Tube Obsolete 1 (Unlimited) EAR99 ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar ISL12025 Alarm, Leap Year, Supervisor, Unique ID, 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
X1288S16T1 X1288S16T1 Intersil 0.0000
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0.00000000
DS12885T DS12885T Rochester Electronics 0.0000
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0.00000000 download Tray no Obsolete 1 (Unlimited) 32 7mm Non-RoHS Compliant DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING 32-TQFP Parallel 7mm Surface Mount 0°C~70°C CMOS 1.2mm Clock/Calendar e0 TIN LEAD QUAD 240 5V 20 32 YES 0.8mm S-PQFP-G32 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 15mA @ 4.5V~5.5V 2.5V~4V
DS1682S+T&R DS1682S+T&R Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Tape & Reel (TR) 2002 Active 1 (Unlimited) ROHS3 Compliant Lead Free 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Elapsed Time Counter DS1682 Alarm, EEPROM 8-SOIC 10B 2.5V~5.5V Binary Binary 4μA~15μA @ 3V~5.5V
X1288V14Z X1288V14Z Renesas Electronics America 0.0000
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0.00000000 download Tube 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 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1340Z-33/T&R DS1340Z-33/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2002 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1340 Leap Year, Trickle-Charger 8-SOIC 2.97V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 150μA @ 5.5V 1.3V~5.5V
IDT1337GCSRI8 IDT1337GCSRI8 Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount Tape & Reel (TR) 85°C -40°C RoHS Compliant 16 QFN 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
DS1486P-120 DS1486P-120 Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2005 no Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V DS1486 34 Timer or RTC 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer Clock 128KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 0.032MHz 1/100SECOND Y NO 1 YY-MM-DD-dd 4mA @ 5V 3.3V
BQ3285ECSS BQ3285ECSS 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 5V 24 COMMERCIAL YES 0.635mm 4.5V 70°C Not Qualified 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz PARALLEL, MUXED BUS
PCF8583T/F4,112 PCF8583T/F4,112 NXP Semiconductors 0.0000
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0.00000000
DS17485-5 DS17485-5 Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2002 yes Obsolete 1 (Unlimited) 24 EAR99 5V 31.75mm Non-RoHS Compliant Contains Lead, Lead Free No 24 24-DIP (0.600, 15.24mm) Parallel No SVHC 32.8kHz Through Hole 0°C~70°C CMOS 5.08mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS17485 24 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Clock 4KB 4.5V~5.5V HH:MM:SS (12/24 hr) 8 SECONDS Y NO 1 YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
DS1284Q/T&R DS1284Q/T&R Maxim Integrated 0.0000
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0.00000000 download Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 28-LCC (J-Lead) Parallel Surface Mount 0°C~70°C Clock/Calendar DS1284 Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer 28-PLCC (11.51x11.51) 50B 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 7mA @ 5V 2.4V~3.5V
ISL12027AIB27Z ISL12027AIB27Z 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, 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
ISL1209IU10Z-TK ISL1209IU10Z-TK Renesas Electronics America 0.0000
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0.00000000 download 7 Weeks Cut Tape (CT) 2004 Active 2 (1 Year) EAR99 ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Time Event Recorder e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL1209 10 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
DS14285N DS14285N Maxim Integrated 0.0000
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0.00000000 download Through Hole Tube 2005 yes Obsolete 1 (Unlimited) 24 EAR99 31.75mm Non-RoHS Compliant Contains Lead 24 24-DIP (0.600, 15.24mm) Parallel Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS14285 24 2.54mm Timer or RTC Not Qualified 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 YES 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
DS1685E-5+ DS1685E-5+ Maxim Integrated 0.0000
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0.00000000 download 6 Weeks Surface Mount Tube 2000 yes Active 1 (Unlimited) 24 EAR99 5V 7.8mm ROHS3 Compliant Lead Free No 24 24-TSSOP (0.173, 4.40mm Width) Parallel 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V DS1685 24 0.65mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
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