QCA9557 - AT4A®

The QCA9557 is a highly integrated single-chip solution for Wi-Fi and Bluetooth Low Energy (BLE) connectivity in Internet of Things (IoT) devices. It combines a powerful ARM Cortex-R4 processor with a dedicated Wi-Fi/BLE radio, enabling devices to connect to Wi-Fi networks and exchange data with Bluetooth devices. The QCA9557 is ideal for a wide range of IoT applications, including smart home devices, wearables, and medical devices.

**Specification**

* Processor: ARM Cortex-R4

* Memory: 512KB SRAM

* Storage: 2MB flash

* Connectivity:

* Wi-Fi: 802.11b/g/n

* Bluetooth: 4.2 LE

* Power consumption:

* Active: 100mA

* Standby: 10uA

* Package: 6mm x 6mm

**Features**

* Integrated Wi-Fi and BLE connectivity

* Powerful ARM Cortex-R4 processor

* 512KB SRAM and 2MB flash

* Low power consumption

* Small package size

**Benefit**

* Reduced cost and complexity

* Increased performance

* Improved battery life

* Reduced size and weight

**Application**

* Smart home devices

* Wearables

* Medical devices

* Industrial IoT

* Consumer electronics