TG7120B

更新时间: 2026-01-15 15:56:43

The TG7120B is a Bluetooth Mesh chip from Tmall Genie designed for small smart home appliances. It features a minimalist circuit design, excellent radio frequency (RF) performance, an industrial-grade temperature range from -40°C to 85°C, and SOP16 packaging for easy manufacturing.

Product details

Overview:

The TG7120B is a Bluetooth 5.0 chip customized by Tmall Genie that features a built-in T-Head Xuantie CPU. It integrates on-chip peripherals such as E-Fuse, UART, SPI, I2C, and PWM. The chip also includes 512 KB of Flash and 64 KB of SRAM. It supports the Tmall Genie Mesh access protocol and T-Head's YoC basic software platform, allowing you to quickly and easily connect to Tmall Genie and add smart features to your products.

Advantages:

  • Excellent RF performance: -95 dBm receiver sensitivity and a maximum transmit power of 8 dBm.

  • Simplified circuit design: A minimal system requires only three peripheral components and features a single-point antenna design.

  • Rich on-chip resources: Two UARTs, 256-bit E-Fuse, and 6-channel PWM.

  • Easy-to-manufacture packaging: SOP16 packaging that supports single-layer PCB design.

Product features:

Parameter

Metric

Bluetooth standard

Bluetooth 5.0, Bluetooth 5.1

Power consumption (DC-DC)

4.7 mA at 0 dBm TX, 4.9 mA RX, 1 μA Deep Sleep

Power consumption (LDO)

11.5 mA at 0 dBm TX, 12 mA RX, 1 μA Deep Sleep

Maximum clock speed

64 MHz

Storage resource

512 KB Flash, 64 KB RAM, 256-bit E-Fuse

GPIO

Up to 10 GPIO ports

Serial ports

2x UART, 2x SPI, 2x I2C

Other resources

6x PWM, 4x DMA, RTC, Timer

Application areas:

  • Electrical and Lighting

  • Smart home appliances

  • Healthcare devices

Developer resources

Chip resource downloads:

Note

Chip resources are intended for professional solution providers and R&D engineers. To download these resources, go to the TG7120B Resource Center. Note: These downloads are for technical professionals only. Technical support is not provided on this platform.

Solutions:

For business inquiries and partnerships, contact zirong.jt@alibaba-inc.com.

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