Item specifics
Description
NRF52810-CAAA-R Product Overview
NRF52810-CAAA-R is an ultra-compact entry-level 2.4GHz wireless SoC from Nordic nRF52 series in WLCSP-33 wafer-level package with 2.5×2.5mm size. It features 64MHz ARM Cortex-M4 core, supports Bluetooth 5, BLE, ANT and proprietary 2.4GHz protocols. Integrated on-chip balun and ultra-low power consumption, ideal for ultra-thin miniature IoT devices with strict PCB size limits.
NRF52810-CAAA-R Core Features
64MHz ARM Cortex-M4 Processor & Memory: Features a 32-bit ARM Cortex-M4 processor running at up to 64MHz. EEMBC CoreMark score of 144 running from flash, with CoreMark power consumption of only 34.4 μA/MHz (from flash) and 32.8 μA/MHz (from RAM). 192KB Flash and 24KB RAM are sufficient for the Bluetooth protocol stack (SoftDevice) and application code. Supports Serial Wire Debug (SWD) and full Over-the-Air Device Firmware Updates (OTA DFU.
Bluetooth 5 2.4GHz Transceiver: Supports 2Mbps high bitrate, CSA #2, and concurrent multiprotocol operation. Output power of +4dBm, receiver sensitivity of -96dBm. TX current (0dBm) only 4.6mA, RX current (1Mbps) only 4.6mA, with integrated 50Ω single-ended output balun. Supports 1 Mbps and 2 Mbps data rates. Built-in RSSI (1dB resolution).
Ultra-Low Power Design: Supports 1.7V ~ 3.6V wide supply voltage range with fully automatic LDO and DC/DC regulator system. 0.3μA in System OFF mode (3V, no RAM retention), 0.5μA with full 24KB RAM retention; 1.5μA in System ON mode with RTC wake-up (3V, full 24KB RAM retention). Fast wake-up using 64MHz internal oscillator.
Rich Peripheral Interfaces: Integrated 12-bit 200ksps ADC (8 configurable channels with programmable gain), 64-level comparator, temperature sensor, 4-channel PWM unit with EasyDMA, digital microphone interface (PDM), and UART, SPI, PDM digital interfaces. Supports up to 32 general-purpose I/O pins (32 for QFN package, 17 GPIOs for WLCSP package).
WLCSP-33 Ultra-Small Package: WLCSP-33 (2.5×2.5mm) wafer-level chip-scale package measuring approximately 2.48mm × 2.46mm with only 0.33mm height. Operating temperature range of -40℃ ~ +85℃, MSL rating 2 (1 year) .
NRF52810-CAAA-R Applications
Micro Bluetooth beacons, ultra-small wearables, miniature wireless sensors, micro asset tracking tags, wearable accessories, slim remote controls, compact IoT nodes, portable health monitoring sensors.
NRF52810-CAAA-R Advantages
Ultra-small WLCSP33 2.5×2.5mm wafer package, minimize PCB footprint for ultra-thin hardware
Ultra-low power design to maximize battery life for coin-cell powered devices
Integrated RF balun reduces external components and BOM cost
Multi-protocol support for BLE, ANT and proprietary 2.4G for flexible design
Stable Nordic SDK ecosystem, convenient development for mass production of micro IoT products
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FAQs:
What is the NRF52810-CAAA-R?
It is an entry-level Bluetooth 5.3 SoC from Nordic in a WLCSP-33 package, integrating an ARM Cortex-M4 processor and 192KB Flash.
What is the core processor and frequency?
It features a 64 MHz ARM Cortex-M4 processor with a CoreMark score of 144, consuming 34.4 μA/MHz running from Flash.
What is the memory capacity?
It includes 192 KB Flash and 24 KB RAM.
Which wireless protocols are supported?
It supports Bluetooth 5.3, ANT, and 2.4 GHz proprietary protocols with concurrent multiprotocol operation.
What are the Bluetooth data rates and coexistence capabilities?
It supports 1 Mbps and 2 Mbps Bluetooth LE rates, and supports CSA #2 channel selection for improved coexistence.
How is the RF performance?
Maximum TX power is +4 dBm, RX sensitivity is -96 dBm at 1 Mbps BLE, with peak TX and RX current of 4.6 mA at 0 dBm.
What low-power modes are available?
System OFF mode draws 0.3 μA without RAM retention; System ON mode draws 1.5 μA with 24KB RAM retention and RTC wake-up.
What package and dimensions does it use?
It uses a WLCSP-33 wafer-level package measuring approximately 2.48 x 2.46 mm.
How many GPIOs and peripherals are provided?
It offers up to 32 GPIOs and integrates a 12-bit ADC, PDM, PWM, SPI, and UART interfaces.
What are the main application scenarios?
It is widely used in beacons, disposable medical sensors, computer peripherals, remotes, fitness sensors, toys, and asset tracking tags.