Key Features

Radio

✓ Operates in the worldwide 2.4 GHz ISM-band

✓ Integrated baluns and RF filters

✓ In 1 dB steps, programmable transmitter output

power up to +10 dBm

✓ Targeting compliance with worldwide RF

regulations: ETSI EN 300 328 (Europe),

FCC CFR47 Part 15 (US), and

ARIB STD-T-66 (Japan)

IEEE 802.15.4 compliant PHY and Real-Time MAC

✓ Preamble-based ConcurrentConnect Antenna

Diversity

✓ Packet-in-Packet resynchronization

✓ ConcurrentConnect Multi-Channel capability,

operating in up to 3 PANs on different channels

Bluetooth v 5.3 compliant Low Energy Controller

✓ Enhanced Data Rate (2 Mbits/s)

✓ Link Layer Privacy and Advertising Extensions

✓ Full connection utilization

Multi-Stack Support

✓ Multiple IEEE 802.15.4 based stacks MAC API

✓ Bluetooth Low Energy HCI

Dynamic Multi-Protocol

✓ Hardware accelerated Dynamic Multi-Protocol

Bluetooth Low Energy and IEEE 802.15.4

communications

➔ Allows combining Bluetooth Low Energy

Peripheral with any type of Zigbee/Matter-over-

Thread device

ConcurrentConnect Multi-Radio capability

✓ Concurrent IEEE 802.15.4 and Bluetooth listening

➔ Allows combining Bluetooth Low Energy

Central/Observer or Mesh Node with

Zigbee/Matter-over-Thread router

Advanced Security Engine

✓ Hardware accelerated AES and CCM/CCM*

encryption and decryption with 128, 192 and 256-

bit keys

✓ Hashing engine: SHA-128, SHA-2 (SHA-256,

SHA-512)

✓ Public Key Crypto: Elliptic Curve; support for

ECDSA, ECDH, P256, Curve25519, J-Pake,

ECMQV, EdDSA, etc.

✓ Cryptographic Random Number Generator

Built-in Security Features

✓ Secure boot

✓ Secure OTA software upgrades

✓ Secure identity

Integrated Microcontroller

✓ Arm® Cortex®-M4 processor with DSP

functionality

✓ Up to 64 MHz clock speed

Memory

✓ 1 Mbyte Flash Program memory

✓ Patchable ROM for Flash offload

✓ 128 Kbyte Low Leakage Retention RAM

✓ 8-Channel DMA Engine

Peripherals and Interfaces

✓ Up to 23 Programmable GPIO lines

✓ Up to 4 Analog input lines

✓ Full internal IO pull-up / pull-down support during

active and standby states

✓ Two UART interfaces

✓ SPI Master and Slave interfaces

✓ I2C Master and Slave interfaces

✓ I2S Master/Slave interface for digital audio devices

✓ PDM Microphone Interface

✓ PWM Engine (16-bit PWM ) for 8 outputs

✓ LED Signal Generator (8-bit PWM) with fading

support for 4 signaling LEDs

✓ IR Signal Generator

✓ 10/12-bit ADC to monitor the ANIO pins, the

power supply level and the temperature

✓ Low power comparator

Power Management

✓ Operating voltage range: 1.8 ... 3.6V

✓ Integrated Regulators

✓ Low power standby modes:

Using internal LjRC oscillator: 0.9 μA

Using 32 MHz crystal oscillator: 765 μA

Using 32 KiHz crystal oscillator: 1.6 μA

✓ Data and state retention in all standby modes

Dimensions and Layout

✓ QFN32, 4x4 mm package (0.4 mm pitch)

✓ Supports direct interfacing with printed antennas

✓ No RF shielding required

Environmental Aspects

✓ RoHS compliant