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 Height Width Mounting Type Weight Operating Temperature Technology Operating Supply Current Height Seated (Max) HTS Code Type JESD-609 Code Terminal Finish Terminal Position 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 Subcategory Qualification Status Power Supplies Number of Outputs Feature Supplier Device Package Logic Function Access Time Screening Level Memory Size Memory Type Number of Bits Supply Current-Max Voltage - Supply Time Format External Data Bus Width uPs/uCs/Peripheral ICs Type Clock Frequency RAM (words) On Chip Data RAM Width Time-Min Interrupt Capability Volatile Information Access Method Non-Volatile Memory Number of Timers Date Format Current - Timekeeping (Max) Voltage - Supply, Battery
M48T59Y-70PC1 M48T59Y-70PC1 STMicroelectronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube Timekeeper® Obsolete 1 (Unlimited) 28 EAR99 39.625mm ROHS3 Compliant Lead Free 28-DIP Module (0.600, 15.24mm) Parallel 70GHz 15.24mm Through Hole 0°C~70°C CMOS 9.65mm 8542.39.00.01 Clock/Calendar e0 DUAL 245 5V NOT SPECIFIED M48T59 28 2.54mm R-PDIP-T28 Timer or RTC Not Qualified 5V Alarm, Leap Year, Watchdog Timer Clock 70 ns 62.5kB 50mA 4.5V~5.5V HH:MM:SS (24 hr) 8 8176 8 SECONDS Y NO YY-MM-DD-dd 3mA @ 4.5V~5.5V
RX-4045SA:AA3:PURE SN RX-4045SA:AA3:PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks Tape & Reel (TR) RX-4045SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) SPI Surface Mount -40°C~85°C Clock/Calendar Alarm 14-SOP 1.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 1.2μA~1.8μA @ 3V~5V
ISL12029IBZ ISL12029IBZ Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 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 ISL12029 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
IDT1337DVGI IDT1337DVGI Integrated Device Technology (IDT) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount yes 3 8 EAR99 85°C -40°C RoHS Compliant 8 TSSOP 2-Wire, I2C, Serial CMOS e3 Matte Tin (Sn) - annealed DUAL 260 30 INDUSTRIAL 0.635mm Timer or RTC Not Qualified 2/5V HH:MM:SS (12/24 hr) TIMER, MEMORY REFRESH SECONDS Y SERIAL, 2 WIRE/I2C YY-MM-DD-dd
DS17887-3IND+ DS17887-3IND+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 19 Weeks Tube 2000 yes Active 1 (Unlimited) 24 EAR99 33.782mm ROHS3 Compliant 24-DIP Module (0.600, 15.24mm) Parallel not_compliant 15.24mm Through Hole -40°C~85°C CMOS 9.398mm 8542.39.00.01 Clock/Calendar e3 Matte Tin (Sn) DUAL NOT SPECIFIED 3V NOT SPECIFIED DS17887 24 NO 2.54mm R-PDIP-T24 Timer or RTC Not Qualified 3V Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB 2.7V~3.7V HH:MM:SS (12/24 hr) 8 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd 2mA @ 2.7V~3.7V 2.5V~3.7V
DS1338U-33+T&R DS1338U-33+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Surface Mount Tape & Reel (TR) 2012 Active 1 (Unlimited) 85°C -40°C 3.3V ROHS3 Compliant Lead Free Tin No 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial 5.5V Unknown 3V Surface Mount -40°C~85°C 325μA Clock/Calendar DS1338 Leap Year, NVSRAM, Square Wave Output 8-uMAX Clock 56B RAM 3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 125μA~200μA @ 3.63V~5.5V 1.3V~3.7V
DS1743-100 DS1743-100 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole 2007 no 1 28 EAR99 70°C 0°C 5V 39.37mm RoHS Compliant Contains Lead Tin No 28 DIP Parallel 5.5V Unknown 4.5V 100GHz 10.67mm 18.8mm CMOS 8473.30.11.80 e0 DUAL 240 5V 28 COMMERCIAL 2.54mm Timer or RTC 5V Clock 100 ns 7.8kB HH:MM:SS SECONDS N NO YY-MM-DD-dd
MCP795B22T-I/SL MCP795B22T-I/SL Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2011 Obsolete 1 (Unlimited) 14 EAR99 8.65mm ROHS3 Compliant ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ 14-SOIC (0.154, 3.90mm Width) SPI 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm 8542.39.00.01 Clock/Calendar e3 MATTE TIN (SN) DUAL 5V MCP795B22 14 YES 1.27mm R-PDSO-G14 Timer or RTC Not Qualified 2/5V Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B 8 1.8V~5.5V HH:MM:SS:hh (12/24 hr) 10MHz 1/100SECOND Y NO YY-MM-DD-dd 1μA @ 1.8V~5.5V 1.3V~5.5V
PCF8583T/5,112 PCF8583T/5,112 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
DS1672-3 DS1672-3 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2002 Obsolete 1 (Unlimited) 8 EAR99 3V 9.375mm Non-RoHS Compliant Contains Lead, Lead Free 8 8-DIP (0.300, 7.62mm) I2C, 2-Wire Serial not_compliant 7.62mm Through Hole -40°C~85°C CMOS 4.572mm Binary Counter e0 TIN LEAD DUAL 240 3V 20 DS1672 8 2.54mm Timer or RTC Not Qualified 3V Trickle-Charger Clock, Counter 2.7V~3.3V Binary 0.032MHz SECONDS N NO I2C 500μA @ 3.3V 1.3V~3.63V
DS1685-3 DS1685-3 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2002 yes Obsolete 1 (Unlimited) 24 EAR99 3V 31.75mm Non-RoHS Compliant Contains Lead No 24 24-DIP (0.600, 15.24mm) Parallel 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 2.54mm Timer or RTC 3V Alarm, NVSRAM, Square Wave Output, Y2K Clock 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
AB1804-T3 AB1804-T3 Abracon LLC 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2012 yes Obsolete 1 (Unlimited) 16 3mm RoHS Compliant Lead Free No 16-VFQFN Exposed Pad I2C, 2-Wire Serial 3mm Surface Mount -40°C~85°C CMOS 0.9mm Clock/Calendar QUAD 260 1.8V 30 16 0.5mm S-XQCC-N16 Timer or RTC 1.8/3.3V Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer Clock 1.7V~3.6V HH:MM:SS:hh 0.032MHz SECONDS Y I2C; SERIAL, 4-WIRE/3-WIRE 256 B 1 YY-MM-DD-dd 0.17μA~0.22μA @ 1.8V~3V 1.5V~3.6V
DS14285S/T&R DS14285S/T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tape & Reel (TR) 2005 Obsolete 1 (Unlimited) 70°C 0°C Non-RoHS Compliant Contains Lead 24 24-SOIC (0.295, 7.50mm Width) Parallel 5.5V 4.5V Surface Mount 0°C~70°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
DS1338U-33 DS1338U-33 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2009 no Obsolete 1 (Unlimited) 8 EAR99 3mm Non-RoHS Compliant Contains Lead 8 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, 2-Wire Serial not_compliant 3mm Surface Mount -40°C~85°C CMOS 1.1mm Clock/Calendar e0 Tin/Lead (Sn/Pb) DUAL 240 3.3V 20 DS1338 8 YES 0.65mm Timer or RTC Not Qualified 3.3V 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
RTC-4543SA:A3 ROHS RTC-4543SA:A3 ROHS EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) RTC-4543SA Obsolete 1 (Unlimited) 14-SOIC (0.197, 5.00mm Width) 3-Wire Serial Surface Mount -40°C~85°C Clock/Calendar 14-SOP 2.5V~5.5V YY-MM-DD 1μA~3μA @ 2V~5V
DS1557P-70IND DS1557P-70IND Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2005 no Obsolete 3 (168 Hours) 34 EAR99 Non-RoHS Compliant Contains Lead 34-PowerCap™ Module Parallel not_compliant Surface Mount -40°C~85°C CMOS 8473.30.11.80 Clock/Calendar e0 TIN LEAD DUAL 240 5V NOT SPECIFIED DS1557 34 YES R-XDMA-U34 Timer or RTC Not Qualified 5V Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 512KB 4.5V~5.5V HH:MM:SS (24 hr) 8 0.032MHz SECONDS Y NO YY-MM-DD-dd 6mA @ 5V 3V
DS1315-5 DS1315-5 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Through Hole Tube 2009 no Obsolete 1 (Unlimited) 16 EAR99 5V Non-RoHS Compliant Contains Lead Tin No 16 16-DIP (0.300, 7.62mm) Parallel No SVHC 32.8kHz 7.62mm Through Hole 1.627801g 0°C~70°C CMOS 4.572mm Phantom Time Chip e0 DUAL 240 5V 20 DS1315 16 2.54mm Timer or RTC 5V 1 Leap Year Clock 4.5V~5.5V HH:MM:SS:hh (12/24 hr) N YES SERIAL, FIXED PROTOCOL YY-MM-DD-dd 1.3mA @ 5V 2.5V~3.7V
DS1244YP-70 DS1244YP-70 Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount Tube 2005 yes Obsolete 3 (168 Hours) 34 EAR99 5V 25.019mm Non-RoHS Compliant Contains Lead No 34 34-PowerCap™ Module Parallel 70GHz 23.495mm Surface Mount 0°C~70°C CMOS 6.858mm 8473.30.11.40 Phantom Time Chip e3 Matte Tin (Sn) DUAL 5V DS1244 34 1.27mm Timer or RTC 5V Leap Year, NVSRAM Clock 70 ns 32KB 4.5V~5.5V HH:MM:SS:hh (12/24 hr) 8 1/100SECOND N NO YY-MM-DD-dd 10mA @ 5V 3V
X1226S8IZ X1226S8IZ Intersil (Renesas Electronics America) 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Surface Mount 2005 1 8 EAR99 85°C -40°C 4.9022mm RoHS Compliant Lead Free 8 SOIC 2-Wire, I2C, Serial 5.5V 2.7V 3.9116mm CMOS 1.7272mm e3 MATTE TIN DUAL 260 5V 40 8 INDUSTRIAL 1.27mm Timer or RTC Not Qualified 3/5V 512B HH:MM:SS (12/24 hr) TIMER, REAL TIME CLOCK 0.032MHz SECONDS Y NO I2C 1 YY-MM-DD-dd
DS1315EN-33+T&R DS1315EN-33+T&R Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 1 Weeks Tape & Reel (TR) 2011 Active 1 (Unlimited) ROHS3 Compliant Lead Free 20-TSSOP (0.173, 4.40mm Width) Parallel Surface Mount -40°C~85°C Phantom Time Chip DS1315 Leap Year 20-TSSOP 3V~3.6V HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd 1.1mA @ 3.3V 2.5V~3.7V
X1226V8 X1226V8 Renesas Electronics America 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 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
RX8581SA:B0 RX8581SA:B0 EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
MAX31329ELB+ MAX31329ELB+ Maxim Integrated 0.0000
RFQ

Min: 1

Mult: 1

0.00000000
PCF85063TP/1Z PCF85063TP/1Z NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Cut Tape (CT) 2012 Active 1 (Unlimited) 8 3mm ROHS3 Compliant 8-WFDFN Exposed Pad I2C, 2-Wire Serial 2mm Surface Mount -40°C~85°C CMOS 0.8mm Clock/Calendar DUAL 3.3V PCF85063 8 YES 0.5mm R-PDSO-N8 Timers or RTCs Not Qualified 1.2/5V Alarm, Leap Year, Square Wave Output 0.9V~5.5V HH:MM:SS (12/24 hr) SECONDS N YES I2C 1 YY-MM-DD-dd 0.6μA @ 3.3V
ISL12028IV27Z-T ISL12028IV27Z-T Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Cut Tape (CT) 2005 Obsolete 1 (Unlimited) ROHS3 Compliant 14-TSSOP (0.173, 4.40mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar ISL12028 14 Alarm, Leap Year, Supervisor, Watchdog Timer 2.7V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 10μA~20μA @ 2.7V~5.5V 1.8V~5.5V
1339-31DCGI 1339-31DCGI Renesas Electronics America 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Tube Active 1 (Unlimited) ROHS3 Compliant 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial Surface Mount -40°C~85°C Clock/Calendar IDT1339 Alarm, Leap Year, Square Wave Output, Trickle-Charger 8-SOIC 3.3V~5.5V HH:MM:SS (12/24 hr) YY-MM-DD-dd 200μA @ 3.63V~5.5V 1.3V~3.7V
BQ3285S-SB2G4 BQ3285S-SB2G4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount yes 1 24 EAR99 70°C 0°C 5V 15.4mm RoHS Compliant Contains Lead No 24 SOIC Parallel 5.5V 4.5V 2.35mm 7.52mm 624.398247mg CMOS 8542.39.00.01 e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL 260 5V 24 COMMERCIAL 1.27mm Timer or RTC 5V Clock 114B HH:MM:SS (12/24 hr) 0.032MHz SECONDS Y NO 1 YY-MM-DD-dd
BQ4802LYDWG4 BQ4802LYDWG4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Surface Mount 1 28 EAR99 70°C 0°C 3.3V 17.9mm RoHS Compliant Lead Free Gold No 28 SOIC Parallel 3.6V 2.7V 7.5mm 730.794007mg CMOS 2.65mm 8542.39.00.01 e4 DUAL 260 3.3V 28 COMMERCIAL 1.27mm Timer or RTC Clock 9mA HH:MM:SS 8 0.032MHz SECONDS Y YES 1 YY-MM-DD-dd
MCP79400-I/SN MCP79400-I/SN Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Surface Mount Tube 2005 Active 3 (168 Hours) 8 EAR99 4.9mm ROHS3 Compliant Lead Free No 8 8-SOIC (0.154, 3.90mm Width) I2C, 2-Wire Serial No SVHC 1.5mm 3.9mm Surface Mount -40°C~85°C CMOS Clock/Calendar e3 Matte Tin (Sn) - annealed DUAL 260 2.5V 40 MCP79400 8 1.27mm Timer or RTC 2/5V Alarm, Leap Year, Square Wave Output, SRAM, Unique ID Clock TS 16949 64B 1.8V~5.5V HH:MM:SS (12/24 hr) 0.4MHz SECONDS Y NO I2C 1 YY-MM-DD-dd 1.2μA Typ @ 3.3V 1.3V~5.5V
RX-4035SA:B PURE SN RX-4035SA:B PURE SN EPSON 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 13 Weeks RX-4035SA Active 1 (Unlimited) ROHS3 Compliant 14-SOIC (0.197, 5.00mm Width) SPI Surface Mount -40°C~85°C Time Event Recorder Alarm 2.4V~5.5V 2.5μA @ 3V 1V~5.5V
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