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Zigbee
Engineered for seamless mesh connectivity and IoT integration, Zigbee’s end-to-end platform combines stability, versatility, and industry-proven standards. Leveraging its robust cluster framework and the universal Dotdot protocol, Zigbee enables manufacturers to craft devices with native cross-compatibility. This approach ensures effortless collaboration between products, driving unified, future-ready ecosystems that span diverse market sectors.
TLSR921x Series
The TLSR921x series is a low-power, high-performance, multi-protocol wireless connectivity SoC. It has excellent performance and supports Bluetooth® Low Energy (LE), Bluetooth® Mesh, Zigbee, Thread, Matter, Apple HomeKit, Apple Find My network, and 2.4 GHz proprietary protocols on a single chip. The TLSR921x integrates a powerful 32-bit RISC-V MCU and security features, making it ideal for a variety of high-end IoT devices.
| Part Number |
Datasheet |
Bluetooth® Protocol |
MCU | SRAM | Flash | GPIO |
Package Size |
Test Report |
| TLSR9218A | .svg){kind=small} |
Bluetooth® 5.4 | RISC-V 32-bit |
256KB | 1MB | 26 | QFN 6x6, 48 pins | |
|
TLSR9218H |
|
- | RISC-V 32-bit |
256KB | 2MB | 24 | QFN 6x6, 48 pins | |
|
TLSR9215A |
|
Bluetooth® 5.4 | RISC-V 32-bit |
256KB | External | 34 | QFN 6x6, 48 pins |
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.
| SDK Name |
Supported Chip |
SDK Version |
Download SDK |
SDK Handbook |
| Bluetooth® LE Multi Connection | TLSR921x | V4.0.4.3_Patch_0001 | Github |  |
| Bluetooth® Mesh | TLSR921x | V4.2.0.1 | Github | |
| Zigbee | TLSR921x | V3.7.1.2_Patch_0001 | Github | |
| Zigbee + Bluetooth® LE Concurrent Mode | TLSR921x | V2.4.0.1_Patch_0001 | Github | |
| Platform | TLSR921x | V3.4.1 | Github | |
| Zephyr | TLSR921x | 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 | Reference Design | Buy Now |
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TLSR9518 Development Board | The TLSR9518 development board is designed based on the TLSR9518A chip. It is a development board used to verify the TLSR951x and TLSR921x series chips. It supports various functional tests, such as RF conducted testing, current testing, audio input and output testing, and any combination of lights and buttons. |
Download | Download |  |
