Wi-Fi Features

• ATBM6461 includes Wi-Fi protocol accelerator, low power MCU, multiple interface and Power-Management subsystem

• Support IEEE 802.11 b/g/n/ax and 20MHz bandwidth

• Two 32bits CPU cores with speed up to 160MHz

• Support 802.11n/ac/ax LDPC TX and RX

• Support 1024QAM modulation

• Support all data rates of MCS0 to 11, up to 286.8Mbps for both TX and RX

• Support DL/UL MU-MIMO, OFDMA

• Support TWT technology

• Wi-Fi protocol stack runs on chip, and support 50Mbps SDIO video transmission simultaneously

• Built-in 832KB RAM

• Built-in 32Mbits (4Mbytes) or 64Mbits (8Mbytes) SPI Flash memory and support firmware encryption protection in flash memory

• Built-in 2048bits eFuse

• Support WPA, WPA2, WPA3 personal

• Update firmware via UART and SPI, support OTA by host SoC via SDIO interface

• 24.0MHz crystal with internal oscillator

• Flexible RTC clock source from on-chip RC oscillator or external 32.768KHz crystal. To use external 32.768KHz crystal can reduce power consumption in sleep mode.

• Support low power and very low power application for battery powered product

• 6x6mm2, 60pin QFN package

• ATBM6461-EH4: 4MB Flash

• ATBM6461-DH8: 8MB Flash

Bluetooth Features

• Support BLE v5.0

• Support BLE Coded PHY (Long range)

• Tx power Max. 15dBm (class 1)

• Support BLE 1Mbps and 2Mbps

• Support Wi-Fi and BLE coexistence (time division)

• Support Wi-Fi pairing using BLE

Peripheral Interface

• Two channels 10bit SAR ADC

• 38 configurable GPIOs

• 38 configurable PWM signal outputs, and output 12 channels PWM signal simultaneously

• One I2C slave and three configurable I2C master

• Three configurable UART interfaces

• One SPI slave and three SPI masters

• SDIO 2.0 compliant interface