Features

 Complies to Bluetooth v4.2, ETSI EN 300 328 and

EN 300 440 Class 2 (Europe), FCC CFR47 Part 15

(US) and ARIB STD-T66 (Japan)

 Flexible processing power

 0 Hz up to 96 MHz 32-bit ARM Cortex-M0 with

4-way associative cache

 Three optimised power modes (Extended sleep,

Deep sleep and Hibernation) reducing current to 1.4 uA

 Memories

 8 Mbit FLASH memory

 64 kB One-Time-Programmable (OTP) memory

 128 kB Data SRAM with retention capabilities

 16 kB Cache SRAM with retention capabilities

 128 kB ROM (including boot ROM and BLE stack)

 Power management

 Integrated Buck DC-DC converter (1.7 V to 4.5 V)

 Three power supply pins for external devices