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Bluetooth^®LE

Introduced in Bluetooth^® 4.0, Bluetooth^® LE prioritizes ultra-low power efficiency and is ideal for applications demanding minimal, infrequent data transfers. Since 2014, Telink’s Bluetooth^® LE SoCs and SDKs have driven the global deployment of billions of IoT devices, delivering reliable performance and effortless interoperability.

TC321x Series

NEW

The TC321x series SoC integrate Bluetooth LE and 2.4 GHz proprietary protocol functions. Designed specifically for wireless IoT devices, they consolidate various features and functions required for high-quality wireless communication into a single chip, simplifying device design and enhancing performance.

Product Selection Tool

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Part Number	Type	Datasheet	Brochure	Bluetooth^® Protocol	MCU	SRAM	Flash	GPIO	Dimension (mm)	RoHS	Reliability	Composition	Errata	Buy
TC3216CE10T48R	SoC			Bluetooth^® 5.4	T-MCU 32-bit	64KB	1MB	34	QFN48 7x7
TC3215CE09T48R	SoC			Bluetooth^® 5.4	T-MCU 32-bit	64KB	512KB	34	QFN48 7x7
TC3215EE09T32R	SoC			Bluetooth^® 5.4	T-MCU 32-bit	64KB	512KB	21	QFN32 4x4
TC3215FE09T32R	SoC			Bluetooth^® 5.4	T-MCU 32-bit	64KB	512KB	23	QFN32 5x5
TC3215ME09S16R	SoC			Bluetooth^® 5.4	T-MCU 32-bit	64KB	512KB	7	TSSOP16 5.02x6.4

Software

Hardware

Software

Telink provides a complete SDK to help you develop and build IoT smart devices, which covers your entire product life cycle, from development to OTA maintenance. The Telink SDK always includes the latest technology protocols and provides secure and stable connectivity, which, combined with Telink IoT Studio integrated development tools, can help quickly achieve mass production.

Telink loT Studio

Telink loT Studio is an integrated development environment designed specifically for Telink chips. It supports firmware compilation, firmware download, and development debugging.

Windows

Linux

SDK Name	Supported Chip	SDK Version	Download SDK	SDK Handbook
Bluetooth^® LE Single Connection	TC321x	V3.4.2.8_Patch_0001	Github
Bluetooth^® LE Multi Connection	TC321x	V4.0.2.2	Github
Platform	TC321x	V3.3.1	Github

Hardware

Provide complete hardware guideline and reference design to build various device forms based on the Telink hardware development platform.

Picture	Product Name	Description	User Manual	Design Guideline	Design File	Buy Now
	TC3215X EV-Board	The TC3215X EV-board is designed based on the TC3215X chip and and is used to verify the TC321x series chips and supports various functional tests.	Download	Download	Download