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The NRF52840-CKAA-F-R7 is a multi-protocol SoC with full protocol concurrency. it supports low-power Bluetooth, Bluetooth Mesh, Thread, Zigbee, 802.15.4, ANT and 2.4 GHz proprietary protocol stacks.

The NRF52840-CKAA-F-R7 is based on a 32-bit Arm® Cortex™-M4 CPU with floating point unit at 64 MHz. built-in NFC-A tags are used for simplified pairing and payment solutions. The chip has a built-in Arm TrustZone® CryptoCell cryptographic algorithm unit for efficient CPU-independent execution of cryptographic algorithm tasks. It has a number of digital peripherals and interfaces such as high-speed SPI and QSPI interfaces for connecting to external flash memory and displays, PDM and I2S for connecting digital microphones and audio; and a full-speed USB device for data transfer and as a power supply for charging the battery.

Specification

Type: TxRx + MCU  

RF family/standard: 802.15.4, Bluetooth  

Protocols: Bluetooth v5.0, Thread, Zigbee®  

Modulation: -  

Frequency: 2.4GHz  

Data Rate (Max): 2Mbps  

Power - Output: 8dBm  

Sensitivity: -103dBm  

Storage capacity: 1MB Flash, 256kB RAM  

Serial Interfaces: ADC, I²S, PDM, PWM, SPI, UART, USB  

GPIO: 48  

Voltage - Supply: 1.7V ~ 5.5V  

Current - Receive: 3.7mA ~ 11.1mA  

Current - Transmit: 2.3mA ~ 32.7mA  

Operating Temperature: -40°C ~ 85°C  

Mounting Type: Surface Mount  

Package / Case: 93-UFBGA, WLCSP  

Supplier Device Package: 93-WLCSP (3.54x3.61)

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.