Product Concept; General Description; Key Features - Quectel AF51Y Hardware Design

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Product Concept

2.1. General Description

AF51Y is an automotive grade Wi-Fi and Bluetooth module with low power consumption. It is a single-die
WLAN (Wireless Local Area Network) and Bluetooth combo solution, complying with IEEE
802.11a/b/g/n/ac 2.4 GHz & 5 GHz WLAN standards and Bluetooth 5.2 standard, which enables
seamless integration of WLAN and Bluetooth Low Energy technologies.
AF51Y supports a low-power PCIe Gen 2 interface for WLAN and a UART/PCM interface for Bluetooth,
and it also supports LTE & WLAN/Bluetooth coexistence interface. It is designed to be used in
conjunction with Quectel AG52xR series and AG55xQ series, to provide AG52xR series and AG55xQ
series with WLAN and Bluetooth functions.

2.2. Key Features

The following table describes the key features of AF51Y module.
Table 2: Key Features
Features
Power Supply
Operating Frequency
Transmission Data Rates
AF51Y_Hardware_Design
Details
⚫
Core supply voltage: 1.8 V
⚫
I/O supply voltage: 1.8 V
⚫
VDD PA supply voltage: 2.2 V
⚫
2.4 GHz WLAN: 2.400–2.4835 GHz
⚫
5 GHz WLAN: 5.150–5.850 GHz
⚫
Bluetooth: 2.402–2.480 GHz
⚫
802.11b: 1 Mbps, 2 Mbps, 5.5 Mbps, 11 Mbps
⚫
802.11a/g: 6 Mbps, 9 Mbps, 12 Mbps, 18 Mbps, 24 Mbps, 36 Mbps,
48 Mbps, 54 Mbps
⚫
802.11n: HT20 (MCS0–7), HT40 (MCS0–7)
⚫
802.11ac: VHT20 (MCS0–8), VHT40 (MCS0–9), VHT80 (MCS0–9)
Wi-Fi&Bluetooth Module Series
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