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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