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 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 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) Operating Temperature (Min) Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Number of Outputs Feature Supplier Device Package Number of Terminals Logic Function Accuracy 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
ISL12026IBZ-T7A ISL12026IBZ-T7A Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12026 8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
PCF2127T/2Y PCF2127T/2Y NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 3 (168 Hours) 16 10.3mm ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm 8542.39.00.01 Clock/Calendar DUAL NOT SPECIFIED 2V NOT SPECIFIED PCF2127 16 YES 1.27mm R-PDSO-G16 Timers or RTCs Not Qualified 2/4V Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer 512B 1.8V~4.2V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.5μA @ 3.3V 1.8V~4.2V
X1205S8I X1205S8I Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Bulk 2005 Discontinued 1 8 EAR99 85°C -40°C 4.9mm Non-RoHS Compliant Contains Lead 8 SOIC 2-Wire, I2C, Serial 5.5V not_compliant 2.7V 3.9mm CMOS 1.75mm e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3/5V HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
M41T93RMY6F M41T93RMY6F STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 25 Weeks ACTIVE (Last Updated: 6 months ago) Surface Mount Tape & Reel (TR) Active 1 (Unlimited) 18 EAR99 11.66mm ROHS3 Compliant Lead Free No 18 18-SOX, 18-SOIC with Crystal (7.5mm Width) SPI 2.39mm 7.67mm Surface Mount -40°C~85°C CMOS 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 240 3V 30 M41T93 18 1.27mm Timers or RTCs 3/5V Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Clock 7B 8 2.7V~5.5V HH:MM:SS:hh (24 hr) 5MHz 1/100SECOND Y 7 kB 1 YY-MM-DD-dd 10μA @ 5.5V 1.8V~5.5V
AM0815AQ AM0815AQ Ambiq Micro, Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Discontinued 1 (Unlimited) 85°C -40°C RoHS Compliant 16-VFQFN Exposed Pad SPI 3.6V 1.5V 32.768kHz 900μm Surface Mount -40°C~85°C Clock/Calendar 2 Alarm, Leap Year, Square Wave Output, Watchdog Timer 16-QFN (3x3) 256B 1.5V~3.6V HH:MM:SS:hh YY-MM-DD-dd 1.4V~3.6V
PCF8583P/F4,112 PCF8583P/F4,112 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
NJU6355EM NJU6355EM NJR Corporation/NJRC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Tube 2005 Active 1 (Unlimited) RoHS Compliant 8-SOIC (0.154, 3.90mm Width) 4-Wire Serial Surface Mount -30°C~80°C Clock/Calendar Leap Year 8-EMP 4.5V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 4μA~15μA @ 2V~5V
PCF8563PN PCF8563PN NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12022MIBZ ISL12022MIBZ Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount 2007 Active 1 20 EAR99 85°C -40°C 13mm RoHS Compliant Lead Free Tin No 20 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 2.35mm 7.6mm CMOS 8542.39.00.01 e3 DUAL 260 3V 30 20 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 0.0005 % 128B HH:MM:SS 0.032MHz SECONDS Y I2C 128 B YY-MM-DD-dd
ISL12020MIRZ ISL12020MIRZ Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount 2008 Active 1 20 EAR99 85°C -40°C 5.5mm RoHS Compliant Lead Free Tin No 20 DFN 2-Wire, I2C, Serial 5.5V No SVHC 2.7V 1.3mm 4mm CMOS 8542.39.00.01 e3 DUAL 260 3V 20 INDUSTRIAL 0.5mm Timers or RTCs 3/5V Clock 0.0005 % 128B HH:MM:SS 0.032MHz SECONDS Y I2C 128 B YY-MM-DD-dd
PCF8583T/5 PCF8583T/5 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL1221IUZ-T ISL1221IUZ-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Cut Tape (CT) 2004 Active 2 (1 Year) 10 EAR99 3mm ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.1mm 8542.39.00.01 Time Event Recorder e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3V NOT SPECIFIED ISL1221 10 YES 0.5mm S-PDSO-G10 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
X1227V8IZ-2.7 X1227V8IZ-2.7 Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 1 EAR99 4.4mm RoHS Compliant compliant 3mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 8 INDUSTRIAL YES 0.65mm R-PDSO-G8 2.7V 85°C -40°C Timer or RTC Not Qualified 3/5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
DS1254YB-100 DS1254YB-100 Rochester Electronics, LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tray no Obsolete 3 (168 Hours) 41 40mm Non-RoHS Compliant 168-BGA Parallel 40mm Surface Mount 0°C~70°C 5.92mm Phantom Time Chip e0 TIN LEAD BOTTOM NOT SPECIFIED 5V NOT SPECIFIED 41 YES 1.27mm S-PBGA-B41 COMMERCIAL Leap Year, NVSRAM 2MB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 YY-MM-DD-dd 7mA @ 3.3V 3V
X1227S8IZ-2.7 X1227S8IZ-2.7 Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1228V14Z-2.7A X1228V14Z-2.7A Intersil Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 1 EAR99 5mm RoHS Compliant compliant 4.4mm CMOS 1.2mm 8542.39.00.01 e3 MATTE TIN DUAL GULL WING 260 5V 40 14 COMMERCIAL YES 0.65mm R-PDSO-G14 2.7V 70°C Timer or RTC Not Qualified 3/5V 5.5V 14 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y YES I2C 1
ISL12028IB27Z-T ISL12028IB27Z-T Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1343E-18+ DS1343E-18+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tube 2002 yes Active 1 (Unlimited) 20 EAR99 1.8V 6.5mm ROHS3 Compliant No 20 20-TSSOP (0.173, 4.40mm Width) SPI 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar DUAL 1.8V DS1343 20 0.65mm Timers or RTCs Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Clock 96B 1.71V~5.5V HH:MM:SS (12/24 hr) 4MHz SECONDS Y NO SERIAL, 3-WIRE 1 YY-MM-DD-dd 1.3V~5.5V
DS12885S DS12885S Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2006 no Obsolete 1 (Unlimited) 24 EAR99 17.9mm Non-RoHS Compliant Contains Lead DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING 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 DS12885 24 YES 1.27mm R-PDSO-G24 Timer or RTC Not Qualified 5V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B 4.5V~5.5V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
DS17285S-5+T&R DS17285S-5+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Surface Mount Tape & Reel (TR) 2000 Active 1 (Unlimited) 70°C 0°C 5V ROHS3 Compliant Lead Free 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount 0°C~70°C Clock/Calendar DS17285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC Clock 2KB 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 3mA @ 4.5V~5.5V 2.5V~3.7V
DS1685Q-5 DS1685Q-5 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2000 yes Obsolete 1 (Unlimited) 28 EAR99 5V 11.505mm Non-RoHS Compliant Contains Lead No 28 28-LCC (J-Lead) Parallel 11.505mm Surface Mount 0°C~70°C CMOS 4.57mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 5V DS1685 28 1.27mm 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
DS1501WS+T&R DS1501WS+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2013 Obsolete 1 (Unlimited) 70°C 0°C ROHS3 Compliant Lead Free 28 28-SOIC (0.295, 7.50mm Width) Parallel 3.6V 3V Surface Mount 0°C~70°C Clock/Calendar DS1501 Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 28-SOIC Clock 256B 3V~3.6V HH:MM:SS (24 hr) YY-MM-DD-dd 4mA @ 3V~3.6V 2.5V~3.7V
DS1747P-70+ DS1747P-70+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 11 Weeks Tube 2012 yes Obsolete 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel not_compliant 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1747 34 YES 1.27mm R-XDMA-U34 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 3V
DS1305E DS1305E Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 1997 no Obsolete 1 (Unlimited) 20 EAR99 6.5mm Non-RoHS Compliant Contains Lead 20-TSSOP (0.173, 4.40mm Width) SPI not_compliant 4.4mm Surface Mount 0°C~70°C CMOS 1.1mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS1305 20 YES 0.65mm R-PDSO-G20 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
ISL12029IB30AZ ISL12029IB30AZ Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 2005 Active 2 14 EAR99 85°C -40°C 3.3V 8.75mm RoHS Compliant No 14 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 1.5mm 4mm CMOS 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 40 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1747P-70IND+ DS1747P-70IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tray 2012 yes Active 3 (168 Hours) 34 EAR99 25.019mm ROHS3 Compliant Lead Free 34-PowerCap™ Module Parallel 23.495mm Surface Mount -40°C~85°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V NOT SPECIFIED DS1747 34 YES 1.27mm R-XDMA-U34 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 3V
DS1678 DS1678 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube no Obsolete 1 (Unlimited) 8 9.375mm Non-RoHS Compliant 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Time Event Recorder e0 TIN LEAD DUAL 245 5V NOT SPECIFIED 8 NO 2.54mm R-PDIP-T8 COMMERCIAL Alarm, Leap Year, NVSRAM, Y2K 32B 4.5V~5.5V HH:MM:SS (12/24 hr) 0.032MHz I2C YY-MM-DD-dd 2.6V~3.5V
DS1339U-33+T&R DS1339U-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 3.1mm ROHS3 Compliant Lead Free Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 2.97V 950μm 3.1mm Surface Mount -40°C~85°C Clock/Calendar DS1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-uMAX Clock 2.97V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 5.5V 1.3V~3.7V
RTC72423A3:ROHS RTC72423A3:ROHS Seiko Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
AB0801 AB0801 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
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