K32-L3: NXP’s Energy Efficient Cortex-M4 MCU with Cortex-M0+ and Advanced Security
Overview
Features
Features
Core Processor
- Arm Cortex-M4 core up to 72 MHz
- Cortex-M0+ core up to 72 MHz
Memories
- Up to 1.25 MB program flash memory
- Up to 384 kB SRAM
- 48 kB ROM with built-in secure boot loader
High Security
- Cryptographic subsystem that includes a dedicated core, dedicated instruction memory (IRAM and IROM), and dedicated data RAM for autonomous implementation of encryption, signing, and hashing algorithms including AES-256, 3DES/DES, SHA-256, and RSA and ECC acceleration
- Standalone True Random Number Generator (TRNG) with 512-bit of entropy and built-in statistical self-test
- Secure key management for storing and protecting sensitive security keys
- Wiping off the crypto subsystem memory including security keys upon sensing a security breach or physical tamper event
- Resource domain controller for access control, system memory protection, and peripheral isolation
- Built-in secure boot and secure over-the-air programming to assure only authorized and authenticated code runs on the device
Analog
- 1 x 12-bit single ended low-power ADC
- 2 x low-power comparator with 6-bit DAC
- 1 x 12-bit low-power DAC
- 1.2 V / 2.1 V dual-range voltage reference
Timers
- Up to 2 x 6 ch., 2 x 2 ch. Timer/PWM Modules
- Up to 2 x 4 ch. Low-Power Programmable Interrupt Timer
- Up to 3 x Low-Power Timers
- Real Time Clock (RTC)
- 1 x 56-bit Timestamp
Peripherals
- USB 2.0 Full-speed controller and transceiver
- 1 x 32 ch. FlexIO supporting emulation of UART, I2C, SPI, I2S, Camera IF, LCD RGB, PWM/Waveform generation
- Up to 4 x low-power UART
- Up to 4 x low-power I2C
- Up to 4 x 16-bit low-power SPI
- 1 x EMVSIM module supporting the ISO-7816 protocol
- 1 x Serial Audio Interface (SAI) with support for I2S and AC'97
- 1 x Secure Digital Hardware Controller (uSDHC)
- Parallel external FlexBus interface (RAM, ROM, simple follower devices)
Power Management
- Bypass mode: 1.71 V to 3.6 V
- Dual Output Buck DC-DC converter: 2.1 V to 3.6 V
- Core voltage bypass: 1.14 V to 1.45 V direct supply to the core, bypassing internal regulator
- Independent VDDIO1 and VDDIO2 supply: 1.71 V to 3.6 V
- Independent VBAT (RTC): 1.71 to 3.6 V
Packages
- 176 VFBGA, 9 mm x 9 mm x 0.86 mm, 0.5 mm pitch
- 121 MBGA, 8 mm x 8 mm x 1.4 mm, 0.65 mm pitch
- 100LQFP, 14 mm x 14 mm x 1.7 mm, 0.5 mm pitch
- 64QFN, 9 mm x 9 mm x 0.85 mmx 0.5 mm pitch
- 144 LQFP, 20 mm x 20 mm x 1.6 mm x 0.5 mm pitch
K32 L3 MCU Family Block Diagram
Exploring the Dual-Core Capabilities of the K32 L3 MCU Family.
Ultra-Low Power K32 L Series MCUs Optimized for Low-leakage Applications
-
K32 L3 MCU Family Block Diagram
-
Exploring the Dual-Core Capabilities of the K32 L3 MCU Family. -
Ultra-Low Power K32 L Series MCUs Optimized for Low-leakage Applications
K32 L3 MCU Family Block Diagram
Development Boards and Designs
Development Boards and Designs
FRDM-K32L3A6:NXP Freedom Development Platform for K32 L3 MCUs.
Target Applications
Automotive
- Heating Ventilation, and Air Conditioning (HVAC)
- Motorcycle Engine Control Unit (ECU) and Small Engine Control
Industrial
- Air Conditioning (AC)
- Consumer Medical
- Diagnostic & Patient Monitoring
- Electricity Grid and Distribution
- Electricity Meter
- Electronic Shelf Labels
- Gas Meter
- Heat Meter
- Heat Metering
- Industrial Connectivity
- Industrial Control
- Industrial HMI
- Lighting
- Medical Instruments
- Motion Control and Robotics
- Motor Drives
- Smart Home (IoT) Gateway & Edge-Computing Node
- Smart Lighting
- Smart Power Socket and Light Switch
- Surround View
- Vital Signs Monitors
- Water Meter
Mobile
Smart City
- Access Control
- Access Management
- Automatic Vehicle Identification
- Security Surveillance & Alarm
- Transport Ticketing