PT7697WB-D module is a low-cost, low-power consumption and highly-integrated embedded 802.11 a/b/g/n 1x1 2.4GHz and 5GHz dual-band Wi-Fi system and a Bluetooth system of combo module specially designed for IOT. This module adopts the MTK SOC chip which contains an ARM Cortex-M4F MCU application process running at 192MHz, Wi-Fi subsystem and power management unit (PMU).

PT7697WB-D has embedded 352KB SRAM, 64KB boot ROM and optional 4MB serial flash running at RTOS environment. It also support many peripherals which including UART, I2C, SPI, PWM, IrDA, and auxiliary ADC. This is perfectly suitable for all variety of applications in the IOT market.

pt7697wb-d module
pt7697wb-d module


pt7687w Block


Dimension 18.5 mm x 32.5 mm x 3.1 mm
Operation Temp Operating : -30℃ ~ +70℃
CPU ARM Cortex M4 MCU with FPU with up to 192MHz clock speed
RAM/ROM 352KB SRAM / 64KB boot / 2MB or 4MB Flash (External)
Wireless Network WiFi 802.11 a/b/g/n (2.4GHz/5GHz) and Bluetooth 4.2 (BLE)
WiFi Security Security support for WFA WPA/WPA2 personal, WPS2.0, WAPI
Network Security Hardware crypto engines including AES, DES/3DES, SHA2 for network security
Uart Interface Two UART interfaces with hardware flow control and one UART for debug, all multiplexed with GPIO
I2S Interface One I2S interface multiplexed with GPIO
SPI Interface One SPI interface multiplexed with GPIO
IrDA Interface One IrDA supports protocols including RC-5 and pulse-width detection mode
PWM Interface 28 generic PWMs to generate pulse sequences with programmable frequency
ADC Interface Four ADC interface multiplexed with GPIO
Low Power Mode One SPI interface multiplexed with GPIO
I2C Interface Two I2C master interface multiplexed with GPIO
EMC Certification Pretest report for FCC/CE