Buy Real Time Clocks Products Online

text.skipToContent text.skipToNavigation

- Region & Currency
- Americas
  - Other Currencies
  - CAD ($)
  - USD ($)
- Asia Pacific
  - Other Currencies
  - AUD ($)
  - JPY (¥)
  - KRW (₩)
  - MYR (RM)
  - NZD ($)
  - SGD ($)
  - USD ($)
- Europe, Middle East, Africa
  - Other Currencies
  - CHF (CHF)
  - CZK (Kč)
  - DKK (kr)
  - USD ($)
You are changing the region you shop from. This may affect price, shipping options and product availability. Items in your current Cart will not be transferred.

You are changing currency. This may affect price, shipping options and product availability. Items in your current Cart will not be transferred.

Shipping Country Change

You are changing the region you shop from. This may affect price, shipping options and product availability. Items in your current Cart will not be transferred.
1 (800) 675-1619

This tool is currently unavailable on mobile or tablet devices.

1 (800) 675-1619

new item(s) added to Cart.

Free shipping within the continental US over $50. Conditions apply

Results: 318

Download List

In Stock
Lead Free
RoHS Compliant

Download List

Per Page

1(current)
2
3
4
5
...
13
page.selection.pagination.nextpage

Part Details
Part Details	Price (USD)	Global Stock	Lead Time	Date Code	Package	Package Style	Date Format	Time Format	Interface	Non-Volatile Memory Size	SRAM Size	Supply Voltage-Nom	Temperature Grade	Operating Temp Range	Storage Temperature Range	Moisture Sensitivity Level	Mounting Feature
Compare Datasheet AB0805-T3 Abracon AB08 Series 1.7 to 3.6 V 32 kHz SMT Crystal Mode Real Time Clock Module - QFN-16 List Min: 3,000 Mult. of: 3,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,000 $1.32	48,000 Ready to Ship!	27 Weeks	2337	Reel	QFN-16	YY:MM:DD	HH:MM:SS:hh	I2C	256B		1.7V to 3.6V	Industrial	-40°C to +85°C	-55°C to +125°C	1	Surface Mount
Compare Datasheet M41T81SMY6F STMicroelectronics SO18 .30 WITH EMBEDDED CRYSTAL List Min: 1,000 Mult. of: 1,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 1,000 $4.47	24,000 Ready to Ship!	26 Weeks	2350	Reel	SOX-18	DW:DM:M:Y	HH:MM:SS:hh	I2C / 2-Wire / Serial		20b	2.7V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet STWD100YNWWY3F STMicroelectronics STWD100 Series 5.5 V 13 uA Surface Mount Watchdog Timer Circuit - SOT-23-5 List Min: 3,000 Mult. of: 3,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,000 $0.475 6,000 $0.465	15,000 Ready to Ship!	26 Weeks	2235	Reel	SOT-23-5 (SOT-25)						-0.3V to +7V		-40°C to +125°C	-55°C to +150°C	1	Surface Mount
Compare Datasheet RX8901CE XS B06 Epson Electronics America RX8901CE Series HH-MM-SS/YY-MM-DD -40C 105C Real Time Clocks List Min: 2,000 Mult. of: 2,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,000 $3.11	14,000 Ready to Ship!	20 Weeks	2547	Reel		YY:MM:DD	HH:MM:SS	I2C			1.6V to 5.5V		-40°C to +105°C	-55°C to +125°C	1	Surface Mount
Compare Datasheet STWD100NYWY3F STMicroelectronics STWD100 Series 5.5 V 13 uA Surface Mount Watchdog Timer Circuit - SOT-23-5 List Min: 3,000 Mult. of: 3,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,000 $0.395 6,000 $0.39 9,000 $0.385	12,000 Ready to Ship!	26 Weeks	2613	Reel	SOT-23-5 (SOT-25)						-0.3V to +7V		-40°C to +125°C	-55°C to +150°C	1	Surface Mount
Compare Datasheet M41T00M6F STMicroelectronics M41T00 Series 5.5 V I2C / 2-Wire / Serial Surface Mount Real Time Clock - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $1.82	7,500 Ready to Ship!	26 Weeks	2538	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	I2C / 2-Wire / Serial			2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T82SM6F STMicroelectronics M41T82 Series 3 to 5.5 V Battery Switchover Serial I2C RTC - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $1.28	7,500 Ready to Ship!	26 Weeks	2351	Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS:hh/Binary	I2C	32B		3V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T83SQA6F STMicroelectronics M41T83 Series 5.5 V Serial I2C Bus 32 kHz Real-Time Clock - QFN-16 (4x4) List Min: 1,000 Mult. of: 1,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 1,000 $1.91	7,000 Ready to Ship!	26 Weeks	2417	Reel	QFN-16	DW:DM:M:Y	HH:MM:SS:hh	I2C	7B		3V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C	1	Surface Mount
Compare Datasheet MCP7940MT-I/SN Microchip RTCC with SRAM (no battery backing) List Min: 3,300 Mult. of: 3,300 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,300 $0.565	6,600 Ready to Ship!	6 Weeks	2605	Reel	SOIC-8	YY-MM-DD-dd	HH:MM:SS	I2C		512b	1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet M41T83RMY6F STMicroelectronics M41T83 Series 5.5 V Serial I2C Bus Real Time Clock w/ Battery Switchover -SOX-18 List Min: 1,000 Mult. of: 1,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 1,000 $2.38	6,000 Ready to Ship!	26 Weeks	2417	Reel	SOX-18	DW:DM:M:Y	HH:MM:SS:hh	I2C / 2-Wire / Serial	7B	7b	2.7V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M48T35Y-70MH1F STMicroelectronics M48T35Y Series 256 Kb (32 K x 8) 5.5 V 70 ns Timekeeper® SRAM - SOH-28 List Min: 936 Mult. of: 936 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 936 $12.48	5,616 Ready to Ship!	26 Weeks	2446	Reel	SOH-28											Surface Mount
Compare Datasheet M41T0M6F STMicroelectronics M41T0 Series 2 to 5.5 V Serial I2C Real Time Clock Surface Mount - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $1.94	5,000 Ready to Ship!	26 Weeks	2520	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	Serial	8B	8b	2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet PCF8563T/5,518 NXP PCF8563 Series 1.8 - 5.5 V Real Time Clock / Calendar - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $0.455 5,000 $0.445 7,500 $0.44	5,000 Ready to Ship!	16 Weeks	2604	Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS/Binary	I2C			1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet MCP79400T-I/SN Microchip MCP79400 Series 5.5 V 64 byte SMT I2C™ Real-Time Clock/Calendar - SOIC-8 List Min: 3,300 Mult. of: 3,300 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,300 $0.80	3,300 Ready to Ship!	6 Weeks	2611	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	I2C	64B		1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet MCP7940NT-I/SN Microchip MCP7940N Series 5.5 V I2C / 2-Wire / Serial SMT Real Time Clock - SOIC-8 List Min: 3,300 Mult. of: 3,300 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,300 $0.69	3,300 Ready to Ship!	6 Weeks	2524	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	I2C / 2-Wire / Serial	64B	64b	1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount
Compare Datasheet RX8130CE B0 Epson Electronics America IC Time Event Recorder I2C 10-SMD, (RTC) Real Time Clock List Min: 1,000 Mult. of: 1,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 1,000 $0.60	3,000 Ready to Ship!	20 Weeks	2620	Reel	DFN-10	YY:MM:DD	HH:MM:SS	I2C / 2-Wire / Serial			1.25V to 5.5V		-40°C to +85°C		1	Surface Mount
Compare Datasheet STWD100NWWY3F STMicroelectronics STWD100 Series 5 V 210 ms Open Drain Watchdog Timer Circuits - SOT-23-5 List Min: 3,000 Mult. of: 3,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,000 $0.42 6,000 $0.415 9,000 $0.41	3,000 Ready to Ship!	26 Weeks	2545	Reel	SOT-23-5 (SOT-25)						-0.3V to +7V		-40°C to +125°C	-55°C to +150°C		Surface Mount
Compare Datasheet STWD100NXWY3F STMicroelectronics 71ms Minimum 1 Channel Open Drain or Open Collector Supervisor - SOT-23-5 List Min: 3,000 Mult. of: 3,000 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 3,000 $0.395 6,000 $0.39 9,000 $0.385	3,000 Ready to Ship!	26 Weeks	2503	Reel	SOT-23-5 (SOT-25)						-0.3V to +7V		-40°C to +125°C	-55°C to +150°C	1	Surface Mount
Compare Datasheet M48T201Y-70MH1F STMicroelectronics M48T201Y Series 4 Mb (512 K x 8) 5 V 70 ns Timekeeper® SRAM - SOH-44 List Min: 936 Mult. of: 936 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 936 $8.12	2,808 Ready to Ship!	26 Weeks	2528	Reel	SOH-44											Surface Mount
Compare Datasheet KSR251GLFS C&K KSR Series SPST-NO Off-Mom 0.05 A 32 V SMT Subminiature Tact Switch List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $0.325	2,500 Ready to Ship!	18 Weeks	2138	Reel												Surface Mount
Compare Datasheet M41T0M6F STMicroelectronics M41T0 Series 2 to 5.5 V Serial I2C Real Time Clock Surface Mount - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity More Info Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $1.94	2,500 Ready to Ship!	26 Weeks	2611	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS	Serial	8B	8b	2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T81M6F STMicroelectronics M41T Series 2 V Surface Mount Serial I2C Real Time Clock with Alarm - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $1.17	2,500 Ready to Ship!	26 Weeks	2505	Reel	SOIC-8	DW:DM:M:Y/Binary	HH:MM:SS:hh/Binary	Serial	20B		2V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T81SM6F STMicroelectronics M41T81S Series 5.5 V I2C / 2-Wire / Serial SMT Real Time Clock - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $1.20	2,500 Ready to Ship!	26 Weeks	2445	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS:hh	I2C / 2-Wire / Serial		20b	2.7V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet M41T82RM6F STMicroelectronics M41T82 Series 2.7 to 5.5 V Surface Mount Serial I2C bus Real-Time Clock - SOIC-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $1.88	2,500 Ready to Ship!	26 Weeks	2611	Reel	SOIC-8	DW:DM:M:Y	HH:MM:SS:hh	I2C / 2-Wire / Serial		7b	2.7V to 5.5V	Industrial	-40°C to +85°C	-55°C to +125°C		Surface Mount
Compare Datasheet MCP7940NT-I/MS Microchip Real Time Clock I2C GP RTCC 64B SRAM, 40C to +85C, MSOP-8 List Min: 2,500 Mult. of: 2,500 ECAD Model: Download the CAD models for this product. Learn more about SnapMagic. Quantity Increase Button Decrease Button This is a Non-Stocking product. A minimum order quantity will apply after stock has been depleted.	Qty Unit Price 2,500 $0.775	2,500 Ready to Ship!	8 Weeks	2607	Reel	MSOP-8	DW:DM:M:Y	HH:MM:SS	I2C	64B		1.8V to 5.5V	Industrial	-40°C to +85°C	-65°C to +150°C		Surface Mount

Added to Your Shopping Cart

Per Page

1(current)
2
3
4
5
...
13
page.selection.pagination.nextpage

Shipping Country Change