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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 Height Width Thickness Mounting Type Weight Operating Temperature Technology Operating Supply Current 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 Number of Terminals Logic Function Memory Size Memory Type 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
DS17285S-5/T&R DS17285S-5/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2012 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 24-SOIC (0.295, 7.50mm Width) Parallel Surface Mount 0°C~70°C Clock/Calendar DS17285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
DS1394U-33+T&R DS1394U-33+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2002 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 5.5V 2.97V Surface Mount -40°C~85°C Clock/Calendar DS1394 75V Alarm, Leap Year, Square Wave Output, Trickle-Charger 10-uMAX Clock 2.97V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 175μA @ 2.97V~5.5V 1.3V~5.5V
DS3234SN#TR DS3234SN#TR Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk 2010 yes 1 20 EAR99 12.8mm RoHS Compliant compliant 7.5mm CMOS 2.65mm 8542.39.00.01 e3 Matte Tin (Sn) DUAL GULL WING NOT SPECIFIED 3.3V NOT SPECIFIED 20 INDUSTRIAL YES 1.27mm R-PDSO-G20 2V 85°C -40°C Timer or RTC Not Qualified 3.3V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO SERIAL, 4-WIRE/SPI 1
RTC-72423B0:PURE SN RTC-72423B0:PURE SN EPSON 0.0000
RFQ

Min: 1

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0.00000000 download 16 Weeks Tape & Reel (TR) RTC-72423 Active 1 (Unlimited) ROHS3 Compliant 24-SOIC (0.311, 7.90mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Leap Year 24-SOP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
DS12885TN DS12885TN Maxim Integrated 0.0000
RFQ

Min: 1

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0.00000000 download Surface Mount Tray 2006 Obsolete 3 (168 Hours) 32 EAR99 5V 7mm Non-RoHS Compliant Contains Lead No 32 32-TQFP Parallel 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) QUAD 245 5V DS12885 32 0.8mm 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 SECONDS Y NO 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
RX-4574LC:B3 PURE SN RX-4574LC:B3 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Tape & Reel (TR) RX-4581NB 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 0.7μA~0.9μA @ 3V~5V
RX4901CE XS A06 RX4901CE XS A06 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12028IB27AZ-T ISL12028IB27AZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 2 (1 Year) ROHS3 Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 Alarm, Leap Year, Supervisor, Watchdog Timer 14-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
1338-18DVGI 1338-18DVGI Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount Bulk 2006 yes Active 3 (168 Hours) 8 EAR99 85°C -40°C 3mm RoHS Compliant Lead Free No 8 MSOP 2-Wire, I2C, Serial 5.5V 1.8V 970μm 3mm 970μm 139.989945mg CMOS 7.5μA e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8 INDUSTRIAL 0.65mm Timer or RTC 2/5V Clock 56B RAM HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd
DS1337S+ DS1337S+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2006 yes 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 -40°C~85°C CMOS 1.75mm Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1337 8 YES Timer or RTC Not Qualified 1.5/5V 2 Alarm, Leap Year, Square Wave Output 56B 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
DS12C887 DS12C887 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2006 no Obsolete 1 (Unlimited) 24 EAR99 33.782mm Non-RoHS Compliant Contains Lead 24-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 9.398mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS12C887 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 113B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
DS1302SN+T&R DS1302SN+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tape & Reel (TR) 2002 Active 1 (Unlimited) ROHS3 Compliant Lead Free 8-SOIC (0.209, 5.30mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar DS1302 Leap Year, NVSRAM, Trickle-Charger 8-SO 31B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.3μA~1μA @ 2V~5V 2V~5.5V
DS1672-2+ DS1672-2+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Through Hole Tube 2002 yes Obsolete 1 (Unlimited) 8 EAR99 2V 9.375mm ROHS3 Compliant Lead Free 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Binary Counter e3 Matte Tin (Sn) DUAL 260 2V NOT SPECIFIED DS1672 8 2.54mm Timers or RTCs Not Qualified 2V Trickle-Charger Clock, Counter 1.8V~2.2V Binary 0.032MHz SECONDS N NO I2C 500μA @ 2.2V 1.3V~3.63V
DS3234SN# DS3234SN# Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tube 2010 yes Active 1 (Unlimited) 20 EAR99 3.3V 13mm ROHS3 Compliant Tin No 20 20-SOIC (0.295, 7.50mm Width) SPI Unknown 2.35mm 7.6mm Surface Mount 800.987426mg -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 DUAL 260 3.3V 30 DS3234 20 1.27mm Timer or RTC Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal Clock 256B 8 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 120μA~160μA @ 3.63V~5.5V 2V~3.8V
RX-4575LC:B RX-4575LC:B EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download RX-4575LC Obsolete 1 (Unlimited) 12-TFSOJ (0.094, 2.40mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm 12-VSOJ 1.6V~5.5V 0.7μA~0.9μA @ 3V~5V
RX-8803LC:UA PURE SN RX-8803LC:UA PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks RX-8803LC Active 1 (Unlimited) ROHS3 Compliant 12-TFSOJ (0.094, 2.40mm Width) I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 1.6V~5.5V HH:MM:SS YY-MM-DD 2.1μA~3.4μA @ 3V~5V
DS1685S-5 DS1685S-5 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2012 no Obsolete 1 (Unlimited) 24 EAR99 5V 15.6mm Non-RoHS Compliant Contains Lead No 24 24-SOIC (0.295, 7.50mm Width) Parallel Unknown 2.35mm 7.6mm Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 5V DS1685 24 1.27mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
DS1673S-3 DS1673S-3 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2009 no Obsolete 1 (Unlimited) 20 EAR99 3V 12.8mm Non-RoHS Compliant Contains Lead No 20 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 e0 Tin/Lead (Sn/Pb) DUAL 245 3V DS1673 20 1.27mm Timer or RTC 3V Alarm, Leap Year, Watchdog Timer Clock 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
DS1685-5+ DS1685-5+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Through Hole Tube 2000 yes Active 1 (Unlimited) 24 EAR99 5V 32.26mm ROHS3 Compliant Lead Free No 24 24-DIP (0.600, 15.24mm) Parallel Unknown 4.45mm 14.61mm Through Hole 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 30 DS1685 24 2.54mm Timer or RTC 5V Alarm, NVSRAM, Square Wave Output, Y2K Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
DS1305E/T&R DS1305E/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2002 Obsolete 1 (Unlimited) 70°C 0°C Non-RoHS Compliant Contains Lead No 20 20-TSSOP (0.173, 4.40mm Width) SPI 5.5V No SVHC 2V Surface Mount 0°C~70°C Clock/Calendar DS1305 Alarm, Leap Year, NVSRAM, Trickle-Charger 20-TSSOP Clock 96B 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
MCP795B11-I/SL MCP795B11-I/SL Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant 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) DUAL 5V MCP795B11 14 YES 1.27mm 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
X1205S8 X1205S8 Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 EAR99 4.9mm Non-RoHS Compliant not_compliant 3.9mm CMOS 1.75mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL GULL WING 5V 8 COMMERCIAL YES 1.27mm R-PDSO-G8 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C
DS1683S+T&R DS1683S+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Elapsed Time Counter DS1683 Alarm, EEPROM 8-SOIC Clock 16B 2.5V~5.5V Binary Binary
BQ4802LYDSH BQ4802LYDSH Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube Obsolete 2 (1 Year) 28 EAR99 3.3V 18.095mm ROHS3 Compliant Contains Lead Lead, Tin 28 28-SOIC (0.337, 8.56mm Width) with SNAPHAT Sockets Parallel unknown 8.56mm Surface Mount 0°C~70°C CMOS 3.05mm 8542.39.00.01 Clock/Calendar e0 TIN LEAD DUAL 3.3V BQ4802 28 1.27mm Timer or RTC Not Qualified Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 2.7V~3.6V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 1.5mA Typ @ 2.7 V~3.6 V 2.4V~4V
DS1501YN+ DS1501YN+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2013 yes Not For New Designs 1 (Unlimited) 28 EAR99 36.83mm ROHS3 Compliant Lead Free 28-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1501 28 NO 2.54mm R-PDIP-T28 Timers or RTCs Not Qualified 5V Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 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
R2045S-E2-FE R2045S-E2-FE Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant TIMER, REAL TIME CLOCK
1339-2DVGI 1339-2DVGI Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

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 2V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
PT7C4563BQ1WEX PT7C4563BQ1WEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 19 Weeks Tape & Reel (TR) Automotive, AEC-Q100 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, SMBus Surface Mount -40°C~125°C Clock/Calendar Alarm 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1.5μA @ 5V 3V
RTC-7301DG:BSROHS RTC-7301DG:BSROHS Epson 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Through Hole 85°C -40°C RoHS Compliant DIP Parallel HH:MM:SS (24 hr) YY-MM-DD-dd
DS1305N DS1305N Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2002 no Obsolete 1 (Unlimited) 16 EAR99 19.175mm Non-RoHS Compliant Contains Lead 16-DIP (0.300, 7.62mm) SPI not_compliant 7.62mm Through Hole -40°C~85°C CMOS 4.572mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1305 16 NO 2.54mm R-PDIP-T16 Timer or RTC Not Qualified 3/5V Alarm, Leap Year, NVSRAM, Trickle-Charger 96B 2V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE YY-MM-DD-dd 25.3μA~81μA @ 2V~5V 2V~5.5V
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