ATWINC3400 SPI+UART to Wi-Fi & BLE Module

Microchip Technology ATWINC3400 SPI+UART to Wi-Fi® and BLUETOOTH® Low Energy (BLE) Module is designed to quickly and easily add wireless connectivity to Internet of Things (IoT) applications. The ATWINC3400 Module is an ideal add-on to existing Microcontroller (MCU) solutions offering Wi-Fi and BLE network capabilities through an SPI-to-Wi-Fi interface. The ATWINC3400 connects to any Microchip PIC® or SAM MCU with minimal resource requirements.

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Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Frequency
Output Power
Interface Type
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Antenna Connector Type
Dimensions
Protocol - Bluetooth, BLE - 802.15.1
Protocol - WiFi - 802.11
Packaging
Microchip Technology Multiprotocol Modules ATWINC3400 802.11 b/g/n + Bluetooth 5 Module Chip Antenna
Datasheet
143In Stock
Min.: 1
Mult.: 1

ATWINC3400 2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C Chip 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 802.11 b/g/n Tray
Microchip Technology Multiprotocol Modules ATWINC3400 802.11 b/g/n + Bluetooth 5 Module U.FL Antenna
Datasheet
840In Stock
Min.: 1
Mult.: 1
2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C u.FL 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 Tray
Microchip Technology Multiprotocol Modules ATWINC3400 802.11 b/g/n + Bluetooth 5 Module U.FL Antenna
Datasheet
65In Stock
Min.: 1
Mult.: 1
2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C u.FL 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 Tray
Microchip Technology Multiprotocol Modules Wi-Fi + Bluetooth LE Module, Chip Antenna
Datasheet
26In Stock
500Expected 2026-04-24
Min.: 1
Mult.: 1
Reel: 500

2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C Chip 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 802.11 b/g/n Reel, Cut Tape
Microchip Technology Multiprotocol Modules Wi-Fi + Bluetooth LE Module,u.FL Antenna
Datasheet
26In Stock
Min.: 1
Mult.: 1

2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C u.FL 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 802.11 b/g/n Tray
Microchip Technology Multiprotocol Modules Wi-Fi + Bluetooth LE Module,u.FL Antenna
Datasheet
86In Stock
Min.: 1
Mult.: 1
Reel: 500

2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C u.FL 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 802.11 b/g/n Reel, Cut Tape
Microchip Technology Multiprotocol Modules Wi-Fi + Bluetooth LE Module, Chip Antenna
Datasheet
11In Stock
Min.: 1
Mult.: 1

2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C Chip 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 802.11 b/g/n Tray
Microchip Technology Multiprotocol Modules ATWINC3400 802.11 b/g/n + Bluetooth 5 Module Chip Antenna
Datasheet
26In Stock
Min.: 1
Mult.: 1
2.4 GHz 18.3 dBm I2C, SPI, UART 2.7 V 3.6 V - 40 C + 85 C Chip 22.43 mm x 14.73 mm x 2 mm Bluetooth 5.0 Tray