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 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 (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 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
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
RTC62421B RTC62421B Seiko 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12030IBZ-T ISL12030IBZ-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2007 Active 1 8 EAR99 85°C -40°C 4.9mm RoHS Compliant No 8 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9mm CMOS 1.75mm e3 Matte Tin (Sn) - annealed DUAL 260 3V 40 8 INDUSTRIAL 1.27mm Timer or RTC 3/5V Clock 128B HH:MM:SS:hh 0.4MHz 1/10SECOND Y YES I2C YY-MM-DD-dd
ISL1220IUZ-T ISL1220IUZ-T Renesas Electronics America Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Cut Tape (CT) 2004 Active 2 (1 Year) EAR99 ROHS3 Compliant 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) - annealed NOT SPECIFIED NOT SPECIFIED ISL1220 10 Alarm, Leap Year, SRAM 8B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
PCF2123BS/1,518 PCF2123BS/1,518 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Active 3 (168 Hours) 16 3mm ROHS3 Compliant 16-VFQFN Exposed Pad SPI 3mm Surface Mount -40°C~85°C CMOS 1mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 2V NOT SPECIFIED PCF2123 16 YES 0.5mm S-PQCC-N16 Timers or RTCs Not Qualified 1.1/5.5V Alarm, Leap Year, Square Wave Output, Watchdog Timer 1.6V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y YES SERIAL, 3-WIRE 1 YY-MM-DD-dd 0.33μA~0.38μA @ 2V~5V
ISL1219IUZ-T ISL1219IUZ-T Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RTC-7301SF-B ROHS RTC-7301SF-B ROHS Epson America, Inc 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download LTB Yes with exemptions 24 Clock/Calendar/Alarm/Timer/Interrupt HH:MM:SS YY:MM:DD
RTC-72423B RTC-72423B Toyocom 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Bulk SMD/SMT 85°C -40°C 16.3mm RoHS Compliant Contains Lead 24 SOIC Parallel 5.5V Unknown 4.5V 1MHz 2.8mm 7.9mm 5 8 HH:MM:SS (12/24 hr) YY-MM-DD-dd
X1227S8IZ-2.7A X1227S8IZ-2.7A Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount Bulk 1 8 EAR99 85°C -40°C 4.9022mm RoHS Compliant Lead Free SOIC 2-Wire, I2C, Serial 3.9116mm CMOS 1.7272mm 8542.39.00.01 e3 MATTE TIN DUAL 260 5V 40 8 INDUSTRIAL 1.27mm 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 SECONDS Y NO I2C 1 YY-MM-DD-dd
X1226V8Z X1226V8Z Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12057IRUZ-T ISL12057IRUZ-T Renesas Electronics America Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) ROHS3 Compliant 8-UFDFN I2C, 2-Wire Serial unknown Surface Mount -40°C~85°C Clock/Calendar ISL12057 Alarm, Leap Year 1.8V~3.6V HH:MM:SS (12/24 hr) YY-MM-DD-dd 0.65μA @ 1.8V
X1288V14-4.5A X1288V14-4.5A Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 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 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
DS1558Y+TRL DS1558Y+TRL Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Tape & Reel (TR) 2009 yes Active 3 (168 Hours) 48 EAR99 7mm ROHS3 Compliant Lead Free 48-LQFP Parallel 7mm Surface Mount -40°C~85°C CMOS 1.2mm 8473.30.11.80 Clock/Calendar e3 Matte Tin (Sn) QUAD 260 5V NOT SPECIFIED DS1558 48 YES 0.5mm S-PQFP-G48 Timer or RTC Not Qualified 5V Alarm, Leap Year, Watchdog Timer, Y2K 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 2.5V~3.7V
CDP68HC68T1MZ CDP68HC68T1MZ Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
ISL12025IVZ ISL12025IVZ Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 1999 Active 1 8 EAR99 85°C -40°C 3.3V 3.05mm RoHS Compliant No 8 TSSOP 2-Wire, I2C, Serial 5.5V 2.7V 1.05mm 4.5mm CMOS 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 YY-MM-DD-dd
DS1338Z-33+T DS1338Z-33+T Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 2006 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 3.3V NOT SPECIFIED 8 INDUSTRIAL YES 1.27mm 3V -40°C Timer or RTC Not Qualified 3.3V 3.63V TIMER, REAL TIME CLOCK 0.032MHz SECONDS N NO I2C 1
DS1248W-120+ DS1248W-120+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 11 Weeks Tube 2012 yes Active 1 (Unlimited) 32 3A991.B.2.A 43.053mm ROHS3 Compliant Lead Free 32-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole 0°C~70°C CMOS 10.922mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1248 32 NO 2.54mm R-PDIP-P32 Timer or RTC Not Qualified 3.3V NVSRAM 128KB 2.97V~3.63V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 7mA @ 3.3V
DS1746WP-120IND+ DS1746WP-120IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 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 NOT SPECIFIED 3.3V NOT SPECIFIED DS1746 34 YES 1.27mm R-XDMA-U34 Timers or RTCs Not Qualified 3.3V Leap Year, NVSRAM, Y2K 128KB 2.97V~3.63V HH:MM:SS (24 hr) 8 0.032MHz SECONDS N NO YY-MM-DD-dd 2mA @ 3.3V 3V
PCF8583T/F4,112 PCF8583T/F4,112 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1288S16T1 X1288S16T1 Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) Obsolete 1 (Unlimited) Non-RoHS Compliant 16-SOIC (0.295, 7.50mm Width) I2C, 2-Wire Serial Surface Mount 0°C~70°C Clock/Calendar X1288 Alarm, Leap Year, Supervisor, Watchdog Timer 4.5V~5.5V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5V 1.8V~5.5V
IDT1338-18DVGI IDT1338-18DVGI Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 2006 85°C -40°C RoHS Compliant MSOP 2-Wire, I2C, Serial 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd
X1228V14-2.7A X1228V14-2.7A Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 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 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
DS1338Z-33+ DS1338Z-33+ 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 Contains Lead 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial 3.9mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) DUAL 260 3.3V NOT SPECIFIED DS1338 8 YES Timer or RTC Not Qualified 3.3V 1 Leap Year, NVSRAM, Square Wave Output 56B 3V~5.5V HH:MM:SS (12/24 hr) 0.032MHz SECONDS N NO I2C 1 YY-MM-DD-dd 125μA~200μA @ 3.63V~5.5V 1.3V~3.7V
X1228S14I-4.5A X1228S14I-4.5A 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
DS12885QN/T&R DS12885QN/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2009 Obsolete 1 (Unlimited) Non-RoHS Compliant Contains Lead 28-LCC (J-Lead) Parallel Surface Mount -40°C~85°C Clock/Calendar DS12885 Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 28-PLCC (11.51x11.51) 114B 4.5V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 15mA @ 4.5V~5.5V 2.5V~4V
ECS-RTC-3225-5699C3-TR ECS-RTC-3225-5699C3-TR ECS Inc International 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
X1227S8Z-4.5A X1227S8Z-4.5A Intersil 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
RX8010SJ:B3 PURE SN RX8010SJ:B3 PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 15 Weeks Tape & Reel (TR) RX8010SJ Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar Alarm, Leap Year, RAM 16B 1.6V~5.5V HH:MM:SS (24 hr) YY-MM-DD-dd 0.32μA~0.35μA @ 3V~5V
ISL1218IUZ ISL1218IUZ Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tube 2004 Active 2 (1 Year) EAR99 ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm 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 ISL1218 8 Alarm, Leap Year, SRAM 8B 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 4μA~6μA @ 3V~5V 1.8V~5.5V
ISL12027AIB27Z-T ISL12027AIB27Z-T Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 2010 Active 1 8 EAR99 85°C -40°C 3.3V 4.9mm RoHS Compliant No SOIC 2-Wire, I2C, Serial 3.9mm CMOS 1.75mm 8542.39.00.01 e3 Matte Tin (Sn) - annealed DUAL 260 3.3V 8, 8 INDUSTRIAL 1.27mm R-PDSO-G8 Timer or RTC 3/5V 5.5V Clock HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO I2C 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