Features

• Bluetooth® sub-system

- Complies with Bluetooth® core specification version 5.2

- Includes support for basic data rate (BR), EDR 2 Mbps and 3 Mbps, extended synchronous connection-oriented

(eSCO), Bluetooth® LE, and LE 2 Mbps.

- Programmable basic data rate (BDR) TX power up to 11.5 dBm

- Excellent receiver sensitivity (-94.5 dBm for Bluetooth® LE 1 Mbps)

• Microcontroller

- Powerful Arm® Cortex®-M4 core with a maximum speed of 96 MHz

- Bluetooth® stack in ROM allowing standalone operation without any external MCU

- 256-KB on-chip flash

- 176-KB on-chip RAM

- Bluetooth® stack, peripheral drivers, security functions built into ROM (1 MB) allowing application to efficiently

use on-chip flash

- AES-128 and true random number generator (TRNG)

- Security functions in ROM including elliptic curve digital signature algorithm (ECDSA) signature verification

- Over-the-air (OTA) firmware updates

• Peripherals

- Up to 22 GPIOs

- I2C, I2S, UART, and PCM interfaces

- Two Quad-SPI interfaces

- Auxiliary ADC with up to 28 analog channels

- Programmable key scan 20  8 matrix

- Three-axis quadrature signal decoder

- General-purpose timers and pulse width modulation (PWM)

- Real-time clock (RTC) and watchdog timer (WDT)

• Power management

- On-chip power-on reset (POR)

- Integrated buck (DC-DC) and low drop out (LDO) regulators

- On-chip software controlled power management unit

- On-chip 32 kHz low power oscillator (LPO) with optional external 32 kHz crystal oscillator support

• Wi-Fi coexistence

- Global coexistence interface (GCI) for Infineon Wi-Fi parts

- Serial enhanced coexistence interface (SECI)

• Supported in ModusToolbox™ software

• Package types

- 62-pin FPBGA

- RoHS compliant

• Applications

- Fitness bands

- Home automation

- Blood pressure monitors and other medical applications

- Proximity sensors

- Key fobs

- Thermostats and thermometers

- Toys

- Industrial