NXP Kinetis K32L Microcontroller
ARM Cortex-M0+ and M4 based ultra-low-power microcontrollers with advanced security features. Original NXP parts with technical support from authorized distributor.
Product Overview
The Kinetis K32L series represents NXP's ultra-low-power microcontrollers based on ARM Cortex-M0+ and M4 cores. These devices combine exceptional power efficiency with integrated security features, making them ideal for battery-powered IoT devices, wearables, and portable medical applications.
Designed for applications where power consumption is critical, the K32L series offers multiple low-power modes and advanced power management features. The series includes hardware security modules, secure boot capability, and tamper detection for applications requiring data protection.
Key Features:
- ARM Cortex-M0+ or M4 core with FPU
- Ultra-low-power design with multiple sleep modes
- Hardware security module (HSM)
- Secure boot and key storage
- Capacitive touch sensing interface
- Memory: Up to 512KB Flash, 64KB SRAM
- Package options: LQFP, QFN, WLCSP
- Operating Temperature: -40°C to +105°C
Specifications
| Parameter | Specification |
|---|---|
| Core Architecture | ARM Cortex-M0+ or ARM Cortex-M4F |
| Max Clock Speed | Up to 48 MHz |
| Flash Memory | Up to 512 KB |
| SRAM | Up to 64 KB |
| Power Consumption | 1.3 µA/MHz active, 30 nA stop mode |
| Security Features | HSM, Secure Boot, Key Storage |
| Package | LQFP48, QFN32, WLCSP36 |
| Operating Temperature | -40°C to +105°C |
Availability & Pricing
Stock Status: In Stock - Ready to Ship
MOQ: 1 piece for samples, 100 pieces for production
Lead Time: 1-2 weeks standard, 3-4 weeks for large orders
Warranty: 1 year defect coverage with industrial-grade quality
Alternative Options
Looking for different features or performance? Consider these alternatives:
- LPC5500 - Higher performance with AI capabilities
- Kinetis KL Series - Even lower power consumption
- S32K1xx - For automotive applications
Applications
IoT Sensors
Wireless sensor nodes with long battery life.
Wearable Devices
Smart watches, fitness trackers, and health monitors.
Smart Home
Connected appliances and lighting control.
Portable Medical
Glucose meters, pulse oximeters, and drug delivery devices.
Technical Documentation
Datasheet
Reference Manual
Evaluation Board
Application Notes
Power Management Features
Low Power Modes
Multiple power modes from active to deep power down with rapid wake-up times.
Power Gating
Individual power gating for peripherals to minimize leakage current.
Dynamic Voltage Scaling
Automatic voltage scaling based on operating frequency requirements.
Wake-up Sources
Multiple wake-up sources including GPIO, RTC, and LPTMR for flexible power management.
FAQ
Q: What makes the K32L series ultra-low-power?
A: The K32L series incorporates several power-saving technologies including power gating for individual peripherals, dynamic voltage scaling, and multiple low-power modes. The active power consumption is as low as 1.3 µA/MHz, and stop mode consumption is just 30 nA.
Q: How does the K32L compare to the LPC series?
A: The K32L series focuses on ultra-low-power operation, while the LPC series typically offers higher performance with more advanced peripherals. Choose K32L for battery-powered applications where power consumption is critical.
Q: What security features are available?
A: The K32L includes a hardware security module (HSM), secure boot capability, protected key storage, and tamper detection features for applications requiring data protection.
Q: Can the K32L be used in wearable applications?
A: Yes, the K32L is ideal for wearable applications due to its ultra-low-power design, small package options, and integrated capacitive touch sensing for intuitive user interfaces.
Comparison with Related Families
| Feature | K32L Series | LPC Series | KL Series |
|---|---|---|---|
| Core | Cortex-M0+, M4F | Cortex-M0+, M4, M33 | Cortex-M0+, M4 |
| Power Efficiency | High | Moderate | Very High |
| Performance | Moderate | High | Low |
| Security | HSM, Secure Boot | EdgeLock SE050 | Basic Crypto |
| Price Point | Medium | Medium-High | Low |
Related Products
Get Support
Our NXP-certified FAEs are available to help with your design-in process. Contact us for:
- Power optimization techniques
- Security implementation support
- Battery life estimation
- Migration assistance from older families