Real Time Clocks
Real Time Clocks are essential building blocks in modern electronics design and procurement. Octatronics catalogs 1,384+ listed parts in this category from manufacturers such as Renesas, Nisshinbo Micro Devices Inc. and NXP Semiconductors, with searchable part numbers, package data, lifecycle signals, and RFQ support for engineering and purchasing teams.
Product Series & Base Models
Navigate by model series to compare ordering variants and technical specifications within the Real Time Clocks family.
DS3232MZ
DS3232MZ variants from Analog Devices
DS3231MZ
DS3231MZ variants from Analog Devices
DS1687
DS1687 variants from Analog Devices
DS1672U
DS1672U variants from Analog Devices
DS1672S
DS1672S variants from Analog Devices
DS1391U
DS1391U variants from Analog Devices
DS1374U
DS1374U variants from Analog Devices
DS1340Z
DS1340Z variants from Analog Devices
DS1339U
DS1339U variants from Analog Devices
DS1338Z
DS1338Z variants from Analog Devices
DS1308U
DS1308U variants from Analog Devices
DS1307ZN
DS1307ZN variants from Analog Devices
DS1307N
DS1307N variants from Analog Devices
DS1307
DS1307 variants from Analog Devices
DS1302Z
DS1302Z variants from Analog Devices
DS1302N
DS1302N variants from Analog Devices
DS12CR
DS12CR variants from Analog Devices
Browse Real Time Clocks Products
| PART NUMBER | MANUFACTURER | DESCRIPTION | STOCK | QTY / ACTION |
|---|---|---|---|---|
| M41T81SM6F | STMicroelectronics | — | 30,751 | |
| M41T81MX6 | STMicroelectronics | — | 2,141 | |
| M41T80M6F | STMicroelectronics | — | 7,288 | |
| M41T62LC6F | STMicroelectronics | — | 39,168 | |
| M41T62Q6F | STMicroelectronics | — | 11,268 | |
| M41T81M6E | STMicroelectronics | — | 1,164 | |
| M41T56MH6E | STMicroelectronics | — | 1,878 | |
| M41T56M6F | STMicroelectronics | — | 26,562 | |
| M41T60Q6F | STMicroelectronics | — | 30,010 | |
| M41T65Q6F | STMicroelectronics | — | 1,887 |
How to Choose Real Time Clocks
A practical selection framework for Real Time Clocks covering specifications, packaging, lifecycle, and sourcing on Octatronics.
Define electrical and environmental requirements
Start with the required function and operating conditions for Real Time Clocks, then lock in critical parameters such as function, supply voltage, interface, package, and temperature grade. Match these against datasheet limits, not catalog summaries alone.
Validate package and land pattern compatibility
Confirm the Real Time Clocks package matches your PCB footprint, pick-and-place constraints, and moisture sensitivity handling. Verify reel/tape or tube packaging for production.
Check lifecycle, compliance, and alternates
Review lifecycle status (Active, NRND, EOL), RoHS, and approved alternate sources for Real Time Clocks before committing to high-volume builds. Use Octatronics cross-reference data when a drop-in replacement is needed.
Compare manufacturers and request pricing
Filter Real Time Clocks by manufacturers such as Renesas and Nisshinbo Micro Devices Inc., compare key specs side by side, then submit an RFQ with quantity, target delivery, and traceability requirements.
Related Selection Resources
Top Real Time Clocks Manufacturers
Renesas
Renesas Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
74,605 productsNisshinbo Micro Devices Inc.
Nisshinbo Micro Devices Inc. Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
122 products
NXP Semiconductors
NXP Semiconductors Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
20,288 products
Microchip Technology
Microchip Technology Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
67,462 products
Texas Instruments
Texas Instruments Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
84,045 products
Diodes Incorporated
Diodes Incorporated Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
16,703 products
Analog Devices
Analog Devices Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
82,970 products
STMicroelectronics
STMicroelectronics Real Time Clocks products are available for part-number review, stock checks, and RFQ support.
19,050 productsAbout Real Time Clocks
Frequently Asked Questions
Octatronics can help source a wide range of Real Time Clocks from major manufacturers worldwide, including active production parts, long-lead-time items, and hard-to-find components.
Yes. You can submit a single part number or upload a BOM with multiple parts. Our team will check stock, date code, lead time, and pricing for each item.
Availability depends on the specific part number and supplier source. For important orders, buyers can request packaging photos, labels, date code information, and traceability documents.
Yes. Octatronics supports sourcing for active, end-of-life, obsolete, and hard-to-find components through our global supplier network.
Please provide the part number, manufacturer, quantity, required date code, target price, delivery country, and whether original packaging or COC is required.
Articles & Technology
View All →
How to Choose Electronic Components for Reliable Hardware Design
Learn how to choose electronic components for reliable hardware design, including specifications, lifecycle status, sourcing risks, quality checks, and BOM optimization.
Pin-to-Pin Replacement Parts: How to Check Compatibility Before Sourcing
When an original electronic component becomes obsolete, unavailable, or too expensive, a pin-to-pin replacement part can help avoid PCB redesign and keep production or repair projects moving. However, pin-to-pin compatibility does not automatically mean the part is a safe drop-in replacement. This guide explains how to check package, footprint, pinout, electrical ratings, thermal performance, timing behavior, firmware requirements, compliance status, and lifecycle risk before sourcing replacement parts. It also provides a practical checklist to help engineers, buyers, and maintenance teams reduce sourcing mistakes and verify compatibility before purchase.
How to Find Pin-Compatible Alternatives for Obsolete ICs
Finding a pin-compatible alternative for an obsolete IC is not just about matching the package. It requires a structured review of pinout, footprint, electrical parameters, functional behavior, lifecycle status, sourcing reliability, and sample validation.