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Wi-Fi Modules
FD7155U Wi-Fi Modules
- Dimension: 13(±0.1)mm*12.2(±0.1)mm*1.65(±0.2)mm
- Power supply: VBAT 3.0~3.6V
- Host interface: USB2.0
- Footprint: LCC 22pin
- Operating temperature: -30°C to 70°C
- Operating humidity: 10% to 90% (Non-Condensing)
Description
Parameters
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Description
The FD7155U is a highly integrated, low-cost combo module with high performance and low power consumption. It supports Wi-Fi 6 and Bluetooth 5.0 protocols, including the final version of the Wi-Fi 6 Wave2 protocol. The Wi-Fi component includes 1T1R Wi-Fi MAC and high-performance RF capabilities. It also supports USB 2.0, HS-UART, and PCM interfaces for connection with the main control unit. This module can operate in coexistence mode for both Bluetooth and Wi-Fi.
The FD7155U is ideal for consumer electronics such as CPE, IPC, tablets, and IoT devices. It is also suitable for applications with high-reliability requirements, such as industrial interconnection.
Parameters
| Pin Number | Pin Name | Pin Type | Pin Description |
| 1 | GND | G | Ground connections |
| 2 | WL_BT_ANT | RF | RF I/O port |
| 3 | NC | – | Floating (Don’t connected to ground) |
| 4 | GND | G | Ground connections |
| 5 | NC | – | Floating (Don’t connected to ground) |
| 6 | NC | – | Floating (Don’t connected to ground) |
| 7 | NC | – | Floating (Don’t connected to ground) |
| 8 | NC | – | Floating (Don’t connected to ground) |
| 9 | NC | – | Floating (Don’t connected to ground) |
| 10 | NC | – | Floating (Don’t connected to ground) |
| 11 | VBAT | P | Main power voltage source input |
| 12 | USB_DM | I/O | USB Transmitter/Receiver Differential Pair |
| 13 | USB_DP | I/O | USB Transmitter/Receiver Differential Pair |
| 14 | GND | G | Ground connections |
| 15 | NC | – | Floating (Don’t connected to ground) |
| 16 | NC | – | Floating (Don’t connected to ground) |
| 17 | NC | – | Floating (Don’t connected to ground) |
| 18 | CHIP_EN | I | Module enable signal |
| 19 | NC | – | Floating (Don’t connected to ground) |
| 20 | NC | – | Floating (Don’t connected to ground) |
| 21 | NC | – | Floating (Don’t connected to ground) |
| 22 | NC | – | Floating (Don’t connected to ground) |
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Application of FD7155U Wi-Fi Modules
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