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 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 Width Mounting Type Operating Temperature Technology Height Seated (Max) HTS Code Number of Functions 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) Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Feature Load Capacitance Adjustable Threshold Supplier Device Package Number of Terminals Logic Function Access Time Screening Level Memory Size Supply Current-Max Voltage - Supply Time Format External Data Bus Width Bus Compatibility uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) On Chip Data RAM Width Time-Min Interrupt Capability Volatile Information Access Method Number of Timers Date Format Output Clock Frequency-Max Current - Timekeeping (Max) Voltage - Supply, Battery
PCA2125TS/1,112 PCA2125TS/1,112 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2008 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI unknown 4.4mm Surface Mount -40°C~125°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 2V 30 PCA2125 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer AEC-Q100 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO SERIAL, 3-WIRE YY-MM-DD-dd 1.8μA @ 2V~5V
DS1340U-33T DS1340U-33T Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download yes 1 8 EAR99 3mm RoHS Compliant Contains Lead compliant 3mm CMOS 1.1mm 8473.30.11.80 e3 Matte Tin (Sn) DUAL GULL WING 260 3.3V 30 8 INDUSTRIAL YES 0.65mm S-PDSO-G8 2.97V 85°C -40°C Timer or RTC Not Qualified 3.3V 5.5V TIMER, REAL TIME CLOCK 0.032MHz SECONDS N NO I2C
DS1501WEN+T&R DS1501WEN+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

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
RTC-58321B RTC-58321B Seiko 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1288V14-2.7T1 X1288V14-2.7T1 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
RX-4571SA:B PURE SN RX-4571SA:B PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks RX-4571SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year 14-SOP 1.6V~5.5V 0.95μA~1μA @ 3V~5V
PCA2125TS/1,118 PCA2125TS/1,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2008 Obsolete 1 (Unlimited) 14 EAR99 5mm ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) SPI unknown 4.4mm Surface Mount -40°C~125°C CMOS 1.1mm 8542.39.00.01 Clock/Calendar e4 NICKEL PALLADIUM GOLD DUAL 260 2V 30 PCA2125 14 YES 0.65mm R-PDSO-G14 Timer or RTC Not Qualified 1.5/5V Alarm, Leap Year, Square Wave Output, Watchdog Timer AEC-Q100 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO SERIAL, 3-WIRE YY-MM-DD-dd 1.8μA @ 2V~5V
X1288V14Z-2.7T1 X1288V14Z-2.7T1 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 2A (4 Weeks) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar e3 Matte Tin (Sn) NOT SPECIFIED NOT SPECIFIED X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
X1226S8 X1226S8 Renesas Electronics America Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 1 (Unlimited) Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1226 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
X1227V8IZ X1227V8IZ 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 4.5V 85°C -40°C Timer or RTC Not Qualified 5V 5.5V 8 TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1
DS2404B DS2404B Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2007 EconoRAM Obsolete 1 (Unlimited) 16 EAR99 6.2mm Non-RoHS Compliant Contains Lead 1 HZ FIXED O/P; 64-BIT LASERED ROM; TIMEKEEPING CURRENT = 350NA 16-SSOP (0.209, 5.30mm Width) 1-Wire® and 3-Wire not_compliant 5.29mm Surface Mount -40°C~85°C CMOS 1.99mm 8542.39.00.01 Binary Counter e0 Tin/Lead (Sn/Pb) DUAL 240 5V 20 DS2404 16 YES 0.65mm R-PDSO-G16 Not Qualified Alarm, Square Wave Output, SRAM 512B 2.8V~5.5V Binary 0.032MHz SERIAL, 3-WIRE 500μA @ 5V 2.8V~5.5V
ISL12026AIVZ-T ISL12026AIVZ-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 19 Weeks Surface Mount Tape & Reel 2010 Active 1 8 EAR99 85°C -40°C 3.3V 4.4mm RoHS Compliant No TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 3mm CMOS 1.2mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 30 8, 8 INDUSTRIAL 0.65mm R-PDSO-G8 Timer or RTC 3/5V Clock HH:MM:SS 0.032MHz SECONDS Y YES I2C YY-MM-DD-dd
X1226V8 X1226V8 Xicor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Bulk 2005 8 70°C 0°C 4.4mm RoHS Compliant Contains Lead TSSOP 2-Wire, I2C, Serial 3mm CMOS 1.2mm e0 Tin/Lead (Sn/Pb) DUAL 5V COMMERCIAL 0.65mm R-PDSO-G8 2.7V Timer or RTC Not Qualified 3/5V 5.5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y NO I2C 1 YY-MM-DD-dd
DS1685-3+ DS1685-3+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 31.75mm ROHS3 Compliant Lead Free 24-DIP (0.600, 15.24mm) Parallel 15.24mm Through Hole 0°C~70°C CMOS 5.08mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3V 30 DS1685 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 3V Alarm, NVSRAM, Square Wave Output, Y2K 242B 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd 2mA @ 3V 2.5V~3.7V
DS14285SN/T&R DS14285SN/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 Obsolete 1 (Unlimited) 85°C -40°C Non-RoHS Compliant Contains Lead 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount -40°C~85°C Clock/Calendar DS14285 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 24-SOIC Clock 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
M48T12-200PC1 M48T12-200PC1 STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube Timekeeper® Obsolete 1 (Unlimited) 24 EAR99 5V 34.545mm ROHS3 Compliant 24 24-DIP Module (0.600, 15.24mm) Parallel 200GHz Through Hole 0°C~70°C CMOS 9.65mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V 10 M48T12 24 2.54mm Timer or RTC Not Qualified 5V Leap Year Clock 200 ns 15.6kB 80mA 4.5V~5.5V HH:MM:SS (24 hr) 8 2040 8 SECONDS N NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
MAX6909EO30+T MAX6909EO30+T Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) 20 EAR99 85°C -40°C 8.65mm ROHS3 Compliant 20-SSOP (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount BICMOS 1.73mm 8542.39.00.01 1 Clock/Calendar/Supervisor e3 Matte Tin (Sn) DUAL 260 3V NOT SPECIFIED MAX6909 20 INDUSTRIAL YES 0.635mm R-PDSO-G20 2.7V 1 Not Qualified 3.3V YES Clock 31B 2.7V~3.3V HH:MM:SS (12/24 hr) YY-MM-DD-dd
ISL12026AIVZ-T ISL12026AIVZ-T Renesas Electronics America Inc. 4.1823
Add to Cart

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 1 (Unlimited) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL NOT SPECIFIED 3.3V NOT SPECIFIED ISL12026A 8 YES 0.65mm R-PDSO-G8 Alarm, Leap Year 2.7V~5.5V HH:MM:SS (12/24 hr) I2C YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
X1205V8IT1 X1205V8IT1 Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS14285SN DS14285SN Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2005 no Obsolete 1 (Unlimited) 24 EAR99 15.415mm Non-RoHS Compliant Contains Lead 24-SOIC (0.295, 7.50mm Width) Parallel not_compliant 7.51mm Surface Mount -40°C~85°C CMOS 2.68mm 8473.30.11.80 Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 245 5V NOT SPECIFIED DS14285 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 NO 1 YY-MM-DD-dd 0.5μA @ 4.5V~5.5V 2.5V~3.6V
DS1747WP-120 DS1747WP-120 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2005 yes Obsolete 3 (168 Hours) 34 EAR99 25.019mm Non-RoHS Compliant Contains Lead 34-PowerCap™ Module Parallel 23.495mm Surface Mount 0°C~70°C CMOS 2.3368mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1747 34 YES 1.27mm R-XDMA-U34 Timer or RTC Not Qualified 3.3V Leap Year, NVSRAM, Y2K 10pF 512KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
X1226V8I X1226V8I Renesas Electronics America Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 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 X1226 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
PCF2129T/1,512 PCF2129T/1,512 NXP Semiconductors / Freescale 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Non-RoHS Compliant
DS1742-100IND+ DS1742-100IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2012 yes Obsolete 1 (Unlimited) 24 EAR99 5V 37.595mm ROHS3 Compliant Lead Free No 24 24-DIP Module (0.600, 15.24mm) Parallel Unknown Through Hole -40°C~85°C CMOS 8.51mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) DUAL 260 5V DS1742 24 2.54mm Timer or RTC 5V Leap Year, NVSRAM, Y2K Clock 2KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 3mA @ 5V
DS1340Z-18 DS1340Z-18 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube no Obsolete 1 (Unlimited) 8 4.9mm Non-RoHS Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial unknown 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm Clock/Calendar e0 TIN LEAD DUAL 245 1.8V NOT SPECIFIED 8 YES 1.27mm R-PDSO-G8 COMMERCIAL Leap Year, Trickle-Charger 1.71V~5.5V HH:MM:SS (24 hr) 0.032MHz I2C YY-MM-DD-dd 100μA @ 1.89V 1.3V~3.7V
CDP68HC68T1M96 CDP68HC68T1M96 Intersil (Renesas Electronics America) 3.3184
Add to Cart

Min: 1

Mult: 1

0.00000000 download Surface Mount 2001 Active 20 EAR99 85°C -40°C RoHS Compliant Contains Lead Lead, Tin SOIC SPI 6V 3V CMOS 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 5V 16, 16, 20 INDUSTRIAL 1.27mm R-PDSO-G20 Timer or RTC Not Qualified 3.3/5V Clock 32B 1.2mA HH:MM:SS CDP6805D2 2.1MHz 32 8 SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.002048MHz
DS1307ZN+T DS1307ZN+T Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 yes 1 8 EAR99 4.9mm Non-RoHS Compliant Lead Free 8 SOIC 3.9mm CMOS 1.75mm e3 Matte Tin (Sn) DUAL GULL WING 260 5V NOT SPECIFIED 8 INDUSTRIAL YES 1.27mm 4.5V -40°C Timer or RTC Not Qualified 5V 5.5V 56B TIMER, REAL TIME CLOCK 0.032MHz SECONDS N YES I2C 1
PT7C4372ALEX PT7C4372ALEX Diodes Incorporated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 25 Weeks Surface Mount Tape & Reel (TR) 2012 Active 3 (168 Hours) 8 EAR99 4.4mm ROHS3 Compliant 8-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 1.2mm 8542.39.00.01 Clock/Calendar DUAL 3V 0.65mm R-PDSO-G8 Timer or RTC Not Qualified 2/5V Alarm, Leap Year 1.8V~6V HH:MM:SS (12/24 hr) SECONDS Y YES I2C 1 YY-MM-DD-dd 0.8μA @ 3V
RTC-72421A RTC-72421A EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube Obsolete 1 (Unlimited) 70°C -10°C 5V Non-RoHS Compliant 18 18-DIP (0.300, 7.62mm) Parallel 5.5V 4.5V Through Hole -10°C~70°C Clock/Calendar Leap Year 18-DIP 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 5μA~10μA @ 2V~5V
X1288S16 X1288S16 Intersil (Renesas Electronics America) 6.7814
Add to Cart

Min: 1

Mult: 1

0.00000000 download Surface Mount Bulk 2005 1 (Unlimited) 16 EAR99 70°C 0°C 10.3mm RoHS Compliant Contains Lead SOIC 2-Wire, I2C, Serial 7.5mm CMOS 2.65mm 8542.39.00.01 e0 Tin/Lead (Sn/Pb) DUAL 240 5V NOT SPECIFIED 16 COMMERCIAL 1.27mm R-PDSO-G16 4.5V Timer or RTC Not Qualified 5V 5.5V 31.3kB HH:MM:SS:hh (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz 1/100SECOND Y YES I2C 1 YY-MM-DD-dd
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