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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 Reach Compliance Code Min Supply Voltage Frequency Height Width Mounting Type Weight Operating Temperature Voltage - Rated DC 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Voltage Number of Outputs Feature Supplier Device Package Logic Function Memory Size Memory Type Function 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
X1227S8I-2.7 X1227S8I-2.7 Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS 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
CV193DPAG8 CV193DPAG8 Integrated Device Technology 0.0000
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Min: 1

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0.00000000
ISL12027IV27AZ-T ISL12027IV27AZ-T Intersil 0.0000
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Min: 1

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0.00000000
DS1302Z DS1302Z Maxim Integrated 0.0000
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0.00000000 download Surface Mount Tube 2002 no Obsolete 1 (Unlimited) 8 EAR99 3.3V 5mm Non-RoHS Compliant Contains Lead Tin No 8 8-SOIC (0.154, 3.90mm Width) 3-Wire Serial Unknown 32.768MHz 1.5mm 4mm Surface Mount 540.001716mg 0°C~70°C 5.5V CMOS Clock/Calendar e0 DUAL 245 3.3V DS1302 8 Timers or RTCs 5V 1 Leap Year, NVSRAM, Trickle-Charger Clock 31B RAM 2V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES SERIAL, 3-WIRE YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
IDT1337GDVGI IDT1337GDVGI Integrated Device Technology (IDT) 0.0000
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0.00000000 Surface Mount 85°C -40°C RoHS Compliant 8 MSOP 2-Wire, I2C, Serial HH:MM:SS (12/24 hr) YY-MM-DD-dd
BQ4850YMA-85 BQ4850YMA-85 Rochester Electronics 0.0000
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0.00000000 download Tray Obsolete 3 (168 Hours) ROHS3 Compliant 32-DIP Module (0.61, 15.49mm) Parallel Through Hole 0°C~70°C Clock/Calendar Alarm 32-DIP Module (18.42x42.8) 4.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1mA @ 4.5V~5.5V
ISL12023IVZ-T ISL12023IVZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

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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 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
ISL1218IBZ ISL1218IBZ Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download 7 Weeks Tube 2004 Active 1 (Unlimited) EAR99 ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL1218 8 Alarm, Leap Year, SRAM 8B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
PT7C4337ZEEX PT7C4337ZEEX Pericom Semiconductor Corp. (Diodes Incorporated) 0.0000
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0.00000000 Tape & Reel (TR) 8 EAR99 3mm RoHS Compliant compliant 2mm CMOS 0.8mm 8542.39.00.01 DUAL NO LEAD 3.3V 8 INDUSTRIAL YES 0.5mm R-PDSO-N8 1.8V 85°C -40°C Timer or RTC Not Qualified 2/5V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
1339-31DVGI 1339-31DVGI Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download 12 Weeks Tube Active 3 (168 Hours) ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-TSSOP 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
M41T94MQ602 M41T94MQ602 STMicroelectronics 0.0000
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0.00000000 Through Hole 70°C 0°C RoHS Compliant Contains Lead 16 SOIC Parallel 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd
DS1342U+T&R DS1342U+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) 2012 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 1.8V Surface Mount -40°C~85°C Clock/Calendar DS1342 Alarm, Leap Year, Square Wave Output 8-uMAX Clock 1.8V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.6μA~0.7μA @ 3V~5V
DS1556WP-120 DS1556WP-120 Maxim Integrated 0.0000
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Min: 1

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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
DS1558W+TRL DS1558W+TRL Maxim Integrated 0.0000
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Min: 1

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0.00000000 download 8 Weeks PRODUCTION (Last Updated: 1 month ago) Surface Mount Tape & Reel (TR) 2009 yes Active 3 (168 Hours) 48 EAR99 3.3V 7mm ROHS3 Compliant Lead Free No 48 48-LQFP Parallel 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 3.3V DS1558 48 0.5mm Timer or RTC Alarm, Leap Year, Watchdog Timer, Y2K Clock 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 2mA @ 3.3V 2.5V~3.7V
ISL12027IV27AZ ISL12027IV27AZ Renesas Electronics America 0.0000
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Min: 1

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0.00000000 download Tube 2010 Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12027 8 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
DS1337U DS1337U Rochester Electronics 0.0000
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Min: 1

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0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 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
DS1670E DS1670E Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tube 2005 no Obsolete 1 (Unlimited) 20 EAR99 6.5mm Non-RoHS Compliant Contains Lead 24 3-CHANNEL, 8-BIT ADC 20-TSSOP (0.173, 4.40mm Width) 3-Wire Serial not_compliant 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm 8542.31.00.01 Portable System Controller e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1670 20 YES 0.65mm R-PDSO-G20 Timers or RTCs Not Qualified 3.3V Alarm, Leap Year, Watchdog Timer 2.97V~3.63V HH:MM:SS (12/24 hr) 1 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 100μA @ 3.3V 2.5V~3.7V
DS17285E-5+ DS17285E-5+ Maxim Integrated 0.0000
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Min: 1

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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
DS1556WP-120IND DS1556WP-120IND Maxim Integrated 0.0000
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Min: 1

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0.00000000 download Tube 2005 no Obsolete 3 (168 Hours) 34 EAR99 Non-RoHS Compliant Contains Lead 34-PowerCap™ Module Parallel not_compliant Surface Mount -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 3.3V NOT SPECIFIED DS1556 34 YES R-XDMA-U34 Timer or RTC Not Qualified 3.3V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 4mA @ 3.3V 3V
X1205V8IT1 X1205V8IT1 Renesas Electronics America 0.0000
RFQ

Min: 1

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0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°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
PCF2123TS PCF2123TS NXP Semiconductors 0.0000
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Min: 1

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0.00000000 download Active RoHS Compliant 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
RA-8565SA:B0 PURE SN RA-8565SA:B0 PURE SN EPSON 0.0000
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Min: 1

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0.00000000 download 13 Weeks Tape & Reel (TR) RA-8565SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~125°C Clock/Calendar Alarm 14-SOP 1.8V~5.5V HH:MM:SS YY-MM-DD-dd 1μA~1.8μA @ 3V~5V
RX8901CE XB A06 RX8901CE XB A06 EPSON 0.0000
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0.00000000
RX8900SA:UA3 PURE SN RX8900SA:UA3 PURE SN EPSON 0.0000
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Min: 1

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0.00000000 download 13 Weeks Tape & Reel (TR) RX8900SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOIC 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
DS1501WEN+T&R DS1501WEN+T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tape & Reel (TR) 2002 Obsolete 3 (168 Hours) 85°C -40°C 3.3V ROHS3 Compliant Lead Free No 28 28-TSSOP (0.465, 11.80mm Width) Parallel 3.6V 3V Surface Mount -40°C~85°C Clock/Calendar DS1501 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 28-TSOP Clock 256B 3V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
ISL12028IV27Z ISL12028IV27Z Intersil 0.0000
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Min: 1

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0.00000000
ISL12027IB30AZ-T ISL12027IB30AZ-T Intersil (Renesas Electronics America) 0.0000
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Min: 1

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0.00000000 download Surface Mount Tape & Reel 1999 Active 1 8 EAR99 85°C -40°C 3.3V 4.9mm 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 40 8, 8 INDUSTRIAL 1.27mm R-PDSO-G8 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C YY-MM-DD-dd
DS1678S+T&R DS1678S+T&R Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download 6 Weeks Tape & Reel (TR) 2009 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder DS1678 Alarm, Leap Year, NVSRAM, Y2K 8-SO 32B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.6V~3.5V
1337AGCSRGI 1337AGCSRGI Renesas Electronics America 0.0000
RFQ

Min: 1

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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
RX-4574LC:B0 PURE SN RX-4574LC:B0 PURE SN EPSON 0.0000
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Min: 1

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0.00000000 download 15 Weeks Tape & Reel (TR) RX-4574LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 12-VSOJ 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.95μA~1μA @ 3V~5V
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