Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

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 Min Supply Voltage Frequency Height Width Mounting Type Weight Operating Temperature Technology Operating Supply Current Max 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) Number of Outputs Feature Supplier Device Package Logic Function Memory Size Function Number of Bits Voltage - Supply Time Format External Data Bus Width Bus Compatibility 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
ISL12022MAIBZ-T ISL12022MAIBZ-T Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RX8900SA:UA0 PURE SN RX8900SA:UA0 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

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
DS1556-70IND+ DS1556-70IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tube 2003 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED DS1556 32 NO 2.54mm Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 SECONDS Y NO YY-MM-DD-dd 6mA @ 5V
Q427242310007RTC-72423 Q427242310007RTC-72423 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 85°C -40°C RoHS Compliant 24 SOIC 5.5V Unknown 4.5V 1MHz 5 8
X1228S14IZ-4.5A X1228S14IZ-4.5A Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12027IB27Z-T ISL12027IB27Z-T Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RX-8581SA B0 ROHS RX-8581SA B0 ROHS Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape and Reel LTB Yes with exemptions 14 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
DS1647P-120 DS1647P-120 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2005 no Obsolete 3 (168 Hours) 34 EAR99 5V Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel Surface Mount 0°C~70°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V 20 DS1647 34 Leap Year, NVSRAM Clock 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz YY-MM-DD-dd 4mA @ 4.5V~5.5V 3V
MCP795W21-I/SL MCP795W21-I/SL Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 5 Weeks Surface Mount Tube 2012 Active 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant Lead Free No 14 ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 1.5mm 3.9mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 5V 40 MCP795W21 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
X1226V8IT2 X1226V8IT2 Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RV-8564-C2 RV-8564-C2 Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Cut Tape 2005 Active 10 SMD/SMT EAR99 85°C -40°C 5mm RoHS Compliant 10 I2C 5.5V No SVHC 1.2V 32.768kHz CMOS 250nA e4 Gold (Au) DUAL NO LEAD 2V INDUSTRIAL YES 1mm Timers or RTCs Not Qualified 1.5/5V 2 I2C TIMER, REAL TIME CLOCK SECONDS Y YES I2C
RV-8803-C7-TA-QC RV-8803-C7-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 8 3.2mm Non-RoHS Compliant 1.5mm CMOS 0.8mm DUAL NO LEAD NOT SPECIFIED 3V NOT SPECIFIED INDUSTRIAL YES 0.9mm R-PDSO-N8 1.5V 85°C -40°C 5.5V TIMER, REAL TIME CLOCK I2C
RX-8581NB B RX-8581NB B Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk LTB Yes with exemptions 20 Clock/Calendar/Alarm HH:MM:SS DW:DM:M:Y
RV-3029-C3-32.768KHZ-OPTION-A-TB-QA RV-3029-C3-32.768KHZ-OPTION-A-TB-QA Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN I2C, 2-Wire Serial Surface Mount -40°C~125°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
RV-3049-C3-32.768KHZ-OPTION-A-TA-QC RV-3049-C3-32.768KHZ-OPTION-A-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN SPI, 4-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
Q41802551000100 Q41802551000100 Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape and Reel Active Yes with exemptions 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
RV-3029-C2-32.768KHZ-OPTION-A-TA-QC RV-3029-C2-32.768KHZ-OPTION-A-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-TCDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
RV-1805-C3-32.768KHZ-2PPM-TA-QC RV-1805-C3-32.768KHZ-2PPM-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, RAM, Trickle Charger, Watchdog Timer 256B 1.5V~3.6V HH:MM:SS:hh YY-MM-DD-dd 0.08μA @ 3V
RX-4045SA AA RX-4045SA AA Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Bulk Obsolete Yes with exemptions 14 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS DW:DM:M:Y
DS1315N-5+ DS1315N-5+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tube 2011 yes Active 1 (Unlimited) 16 EAR99 19.175mm ROHS3 Compliant Lead Free 16-DIP (0.300, 7.62mm) Parallel 7.62mm Through Hole -40°C~85°C CMOS 4.572mm 8542.39.00.01 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 5V 30 DS1315 16 NO 2.54mm R-PDIP-T16 Timer or RTC Not Qualified 5V Leap Year 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 0.032MHz 1/100SECOND N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
PT7C4337AWEX PT7C4337AWEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 21 Weeks Tape & Reel (TR) 2004 Active 1 (Unlimited) 8 EAR99 4.9mm ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C TA CMOS 1.75mm Clock/Calendar DUAL NOT SPECIFIED 3.3V NOT SPECIFIED YES 1.27mm R-PDSO-G8 Alarm, Leap Year, Square Wave Output 1.8V~5.5V HH:MM:SS (12/24 hr) I2C 1 YY-MM-DD-dd 0.8μA @ 1.3V~1.8V
DS3231MZ/V+ DS3231MZ/V+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2012 Automotive, AEC-Q100 yes Not For New Designs 1 (Unlimited) 8 EAR99 3.3V 4.9mm ROHS3 Compliant No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount 540.001716mg -40°C~85°C CMOS 300μA 1.75mm Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V 30 DS3231 8 YES 1.27mm Timer or RTC Alarm, Leap Year, Square Wave Output Clock 2.3V~5.5V HH:MM:SS (12/24 hr) SECONDS Y NO I2C 1 YY-MM-DD-dd 130μA~200μA @ 3.63V~5.5V 2.3V~5.5V
DS1747-70IND+ DS1747-70IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tube 2012 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel 15.24mm Through Hole -40°C~85°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1747 32 NO 2.54mm R-PDIP-T32 Timer or RTC Not Qualified 5V Leap Year, NVSRAM, Y2K 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 4mA @ 5V
ISL12058IRTZ-T ISL12058IRTZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tape & Reel (TR) Active 1 (Unlimited) EAR99 ROHS3 Compliant 8-WDFN Exposed Pad I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED ISL12058 8 Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
RV-1805-C3-32.768KHZ-2PPM-TA-QA RV-1805-C3-32.768KHZ-2PPM-TA-QA Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, RAM, Trickle Charger, Watchdog Timer 256B 1.5V~3.6V HH:MM:SS:hh YY-MM-DD-dd 0.08μA @ 3V
RV-3049-C2-32.768KHZ-OPTION-B-TA-QA RV-3049-C2-32.768KHZ-OPTION-B-TA-QA Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-TCDFN Exposed Pad SPI, 4-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, NVRAM, RAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
RV-4162-C7-32.768KHZ-20PPM-TA-QA RV-4162-C7-32.768KHZ-20PPM-TA-QA Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 8-WCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year, Watchdog Timer 1V~4.4V HH:MM:SS:hh YY-MM-DD-dd 0.5μA @ 3V
RX-8035SA:AA PURE SN RX-8035SA:AA PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks RX-8035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Time Event Recorder Alarm 14-SOP 2.4V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 2.5μA @ 3V 1V~5.5V
MCP79520T-I/MS MCP79520T-I/MS Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 18 Weeks Tape & Reel (TR) 2012 Active 1 (Unlimited) 10 EAR99 3mm ROHS3 Compliant Lead Free No 10 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) SPI 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 MCP79520 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
RV-3149-C3-32.768KHZ-OPTION-A-TA-QC RV-3149-C3-32.768KHZ-OPTION-A-TA-QC Micro Crystal 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2 Weeks Tape & Reel (TR) Automotive, AEC-Q200 Active 1 (Unlimited) ROHS3 Compliant 10-VCDFN SPI, 4-Wire Serial Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, EEPROM, NVRAM, Trickle Charger 2B 8B 1.3V~5.5V HH:MM:SS YY-MM-DD-dd 1μA @ 3V
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support