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Welcome to Hi-Link store.
Shenzhen Hi-Link Electronic Co., Ltd was founded in 2009. It is a high-tech enterprise focusing on WiFi module, Bluetooth module and power module, integrating R & D, production and sales services.
We are committed to making each intelligent product more convenient, faster and more reliable and providing customers with safe, high-quality and reliable products is our eternal pursuit.
If you need more quantity, please contact us and we will give you the best price.
HLK-7628D
HLK-7628D module from Hi-Link is a low-cost, low-power IoT module based on MediaTek's MT7628DN. This module introduces all interfaces of MT7628DN, supports Linux and OpenWrt operating system and custom development, has rich interface and powerful processor, can be widely used in smart devices or cloud service applications as well as freely second-developed.



1. Basic parameters
Super data processing capability, MCU frequency up to 580MHz
150M wireless rate
Support 802.11b/g/nmode
20/40 channel bandwidth
Support 802.11v
Support AP, STA and AP, STA mixed mode
5 10/100M adaptive network ports
1 USB2.0 host interface
Multiple interfaces SPI/SD-XC/eMMC
Rich peripheral interface, SPI, I2C, I2S, PCM, UART, JTAG, GPIO
Widely used in the Internet of Things
Built-in powerful PMU
Support 16 Multiple BSSIDs
Support multiple encryption methods WEP64/128, TKIP, AES, WPA, WPA2, WAPI
Support QoS, WMM, WMM-PS
Support multiple systems, Linux 2.6.36 SDK, OpenWrt 3.10
2. Block diagram

HLK-7628D Module architecture diagram
3. Specification
Items | Parameter | Remarks |
Module type | HLK-7628D | Version V1.2 |
Chip | MT7628DN | |
Kernel | MIPS24KEc | |
Frequency | 580MHz | |
Storage | DDR2 64MB | |
Flash | 16MB | Customized 32MB/8MB |
Temperature | Ambient temperature:-40℃~85℃ | |
Humidity | Use: 10~95% (non-condensing) Storage: 5~95% (non-condensing) | |
Dimension | 18mm×32.8mm×2.8mm |
4. Interface
Interface | Module interface | Factory default firmware supported interface |
WiFi standard | IEEE 802.11b/g/n | Support |
Ethernet interface | 5 10M/100M adaptive | 1WAN and 4LAN |
UART | 3 way | 2-way UART with transparent transmission |
SDIO | 1 way | Unavailable |
SPI | 1 way | Unavailable |
I2C | 1 way | Unavailable |
I2S | 1 way | Unavailable |
PWM | 1 way | Unavailable |
GPIO | Above 8 way | Defined function |
5. Typical application

HLK-7628D Typical peripheral interface diagram
6. Module dimension

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