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 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 Radiation Hardening Number of Pins Package / Case Interface Max Supply Voltage Reach Compliance Code Min Supply Voltage Height Width Mounting Type Weight 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 (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Supplier Device Package Source Url Status Check Date Logic Function Memory Size 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 Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
ISL12025IVZ ISL12025IVZ Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer 8-TSSOP 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
ISL12024IBZ-T ISL12024IBZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Cut Tape (CT) 1999 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 ISL12024 8 Alarm, Leap Year, Unique ID 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
RX-8025NB:AA3PURESN RX-8025NB:AA3PURESN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1288S16I X1288S16I Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
AB-RTCMC-32.768KHZ-EOA9-S3-DBT AB-RTCMC-32.768KHZ-EOA9-S3-DBT Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Active 1 (Unlimited) 10 3.7mm RoHS Compliant 10-SMD Module SPI 2.5mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar DUAL 260 3V 40 YES 0.8mm R-PDSO-N10 Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger 8B 1.4V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 1.5μA~2.2μA @ 1.4V~5V 1.4V~5.5V
ISL12028IV27Z ISL12028IV27Z Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1228S14I-2.7A X1228S14I-2.7A Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 14-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 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
DS17485S-5 DS17485S-5 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2010 Obsolete 1 (Unlimited) 24 EAR99 17.9mm Non-RoHS Compliant Contains Lead 24-SOIC (0.295, 7.50mm Width) Parallel not_compliant 7.5mm Surface Mount 0°C~70°C CMOS 2.67mm 8542.39.00.01 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 5V NOT SPECIFIED DS17485 24 YES 1.27mm R-PDSO-G24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 4KB 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
DS1746W-120+ DS1746W-120+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2012 yes Active 1 (Unlimited) 32 EAR99 43.053mm ROHS3 Compliant Lead Free 32 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1746 32 NO 2.54mm Timers or RTCs Not Qualified 3.3V Leap Year, NVSRAM, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V
PCF8593TD-T PCF8593TD-T NXP Semiconductors / Freescale 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Cut Tape yes 8 EAR99 4.9mm RoHS Compliant Lead Free 8 3.9mm CMOS 1.75mm DUAL GULL WING NOT SPECIFIED 3V NOT SPECIFIED 8 INDUSTRIAL YES 1.27mm 2.5V -40°C Timer or RTC Not Qualified 3/5V 6V 2013-06-14 00:00:00 8B TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C
M41T83ZMY6F M41T83ZMY6F STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 25 Weeks ACTIVE (Last Updated: 7 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 18 EAR99 11.61mm ROHS3 Compliant Lead Free No 18 18-SOX, 18-SOIC with Crystal (7.5mm Width) I2C, 2-Wire Serial 7.62mm Surface Mount -40°C~85°C CMOS 2.69mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 240 3V 30 M41T83 18 1.27mm Timers or RTCs 3/5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 8 2.38V~5.5V HH:MM:SS:hh (24 hr) 0.4MHz 1/100SECOND Y I2C 7 B 1 YY-MM-DD-dd 10μA @ 5.5V 2V~5.5V
RV5C338A-E2-F RV5C338A-E2-F Ricoh Electronic Devices Company 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 9 Weeks Tape & Reel (TR) Active 1 (Unlimited) RoHS Compliant
X1205S8I X1205S8I Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RV-8263-C7-32.768KHZ-20PPM-TA-QC RV-8263-C7-32.768KHZ-20PPM-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 8-WCDFN I2C Surface Mount -40°C~85°C TA Clock/Calendar Gold Flash (Au) 260 40 Alarm, Leap Year, RAM 0.9V~5.5V HH:MM:SS YY-MM-DD-dd 240nA @ 3V
RTC-7301SF:B3 ROHS RTC-7301SF:B3 ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) Active 1 (Unlimited) ROHS3 Compliant 24-SOP (0.213, 5.40mm Width) Parallel Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 24-SSOP 2.4V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1μA~2μA @ 3V~5V
ISL12029IVAZ-T ISL12029IVAZ-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel 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 NO I2C 1 YY-MM-DD-dd
DS1646-120 DS1646-120 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2005 no Obsolete 1 (Unlimited) 32 Non-RoHS Compliant Contains Lead 32 32-DIP Module (0.600, 15.24mm) Parallel Through Hole 0°C~70°C CMOS Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED 32 NO COMMERCIAL Leap Year, NVSRAM 128KB 4.5V~5.5V HH:MM:SS (24 hr) 8 YY-MM-DD-dd 4mA @ 4.5 V~5.5 V 3V
DS1685Q-5+T&R DS1685Q-5+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Tape & Reel (TR) 2000 Active 1 (Unlimited) 70°C 0°C 5V ROHS3 Compliant Lead Free No 28 28-LCC (J-Lead) Parallel 5.5V 4.5V Surface Mount 0°C~70°C Clock/Calendar DS1685 Alarm, NVSRAM, Square Wave Output, Y2K 28-PLCC (11.51x11.51) Clock 242B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 5V 2.5V~3.7V
RX-4571LC:B0 PURE SN RX-4571LC:B0 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RX-8581SA:B3:ROHS RX-8581SA:B3:ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Cut Tape (CT) RX-8581SA Obsolete 1 (Unlimited) 85°C -40°C ROHS3 Compliant 14 14-SOIC (0.209, 5.30mm Width) I2C, 2-Wire Serial 5.5V 1.8V Surface Mount 240.999296mg -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP Clock 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
RX-4575LC:B3 RX-4575LC:B3 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) Obsolete 1 (Unlimited) 85°C -40°C RoHS Compliant 12 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
RTC-4701NB:B3 ROHS RTC-4701NB:B3 ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 22-LFDFN 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON (5x6) 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd
RX-8581NB:B3 RX-8581NB:B3 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX-8581NB Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant Contains Lead 22 22-SMD, 20 Leads, Flat Leads I2C, 2-Wire Serial 5.5V 1.8V Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 22-SON Clock 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.8μA~1.2μA @ 3V~5V
RX-8564LC:B3 PURE SN RX-8564LC:B3 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Tape & Reel (TR) RX-8564LC 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 12-VSOJ 1.8V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.65μA~0.8μA @ 2V~5V
RX8900CE:UA3 RX8900CE:UA3 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Surface Mount Tape & Reel (TR) RX8900CE Active 1 (Unlimited) 85°C -40°C ROHS3 Compliant Lead Free 10 10-SMD, No Lead I2C Surface Mount -40°C~85°C Clock/Calendar Alarm 10-SMD 2.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 1.4μA~1.5μA @ 3V~5V 1.6V~5.5V
ISL12028IBAZ-T ISL12028IBAZ-T Renesas Electronics America Inc. 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
RX-4574LC:B PURE SN RX-4574LC:B PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks 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 12-VSOJ 1.6V~5.5V 0.7μA~0.9μA @ 3V~5V
ISL1208IU8Z ISL1208IU8Z Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tube 2004 Active 2 (1 Year) 8 EAR99 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL1208 8 YES 0.65mm S-PDSO-G8 Alarm, Leap Year, SRAM 2B 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
AB1801-T3 AB1801-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 EAR99 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm 8542.39.00.01 Clock/Calendar QUAD 260 1.8V 30 16 0.5mm S-XQCC-N16 Timer or RTC 1.8/3.3V Alarm, Leap Year, Trickle-Charger Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y NO I2C; SERIAL, 4-WIRE/3-WIRE 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
BQ4847MT BQ4847MT Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube yes Obsolete 1 (Unlimited) 28 EAR99 5V 38.8mm ROHS3 Compliant Contains Lead No 28 28-DIP Module (0.61, 15.49mm) Parallel 9.52mm 18.42mm Through Hole 0°C~70°C CMOS 8542.39.00.01 Clock/Calendar DUAL 5V BQ4847 2.54mm Timer or RTC 5V Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer Clock 4.75V~5.25V HH:MM:SS (12/24 hr) SECONDS Y NO YY-MM-DD-dd 2.3V~4V
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