CYW43455
1x1 Dual-band Wi-Fi 5 (802.11ac) + Bluetooth® 5.0 combo
Infineon’s AIROC™ CYW43455 single-chip combo device features 1x1 dual-band 2.4 GHz and 5 GHz Wi-Fi 5 (802.11ac) and Bluetooth® 5.0. The CYW43455 single-chip device provides the highest level of integration for Internet of Things applications and handheld wireless system with integrated single-stream IEEE 802.11ac MAC/baseband/radio and Bluetooth® 5.0. In IEEE 802.11ac mode, the WLAN operation supports rates of MCS0–MCS9 (up to 256 QAM) in 20 MHz, 40 MHz, and 80 MHz channels for data rates of up to 433.3 Mbps. Included on-chip are 2.4 GHz and 5 GHz transmit amplifiers and receive low-noise amplifiers. Optional external PAs and LNAs are also supported.
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Wi-Fi 5 (802.11ac), Dual-band (2.4/5 GHz)
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1x1 SISO
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20/40/80 MHz channels, up to 433Mbps PHY data rate
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Internal PA and LNA with support for external PA/LNAs
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2.4-GHz Internal TR Switch (iTR) / 5-GHz External TR Switch (eTR)
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SDIO v3.0 host interface
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Class 1 (100 m) and Class 2 (10 m) operation
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Dedicated Bluetooth® (dLNA) path for best coexistence for Audio
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BT RX path shared with WLAN RX path for reduced antenna count (sLNA)
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Host controller interface (HCI)-over-UART
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WPA2
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2-wire SECI for external BT/LTE
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3-wire GCI
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140-ball WLBGA (4.47x5.27mm; 0.4mm ball pitch)
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-30C to +85C
