Overview
The MKL27Z256VLH4 is a microcontroller from NXP USA Inc., part of the Kinetis KL27 series. This device is optimized for cost-sensitive and battery-powered applications, particularly those requiring low-power USB connectivity. It features an ARM® Cortex®-M0+ core operating at up to 48 MHz, making it suitable for a wide range of embedded systems.
Key Specifications
| Specification | Details |
|---|---|
| Core Processor | ARM® Cortex®-M0+ up to 48 MHz |
| Program Flash Memory | 256 KB |
| SRAM | 32 KB |
| ROM | 16 KB with built-in bootloader |
| Backup Register | 32 bytes |
| Package Type | 64 LQFP (10x10 mm, 0.5 mm pitch) |
| GPIOs | Up to 50 general-purpose input/output pins |
| ADC Channels | 16 channels (SE/DP) |
| Voltage Range | 1.71 to 3.6 V |
| Temperature Range | –40 to 105 °C |
| Low Power Modes | Down to 54uA/MHz in very low power run mode, 1.96uA in VLLS3 mode (RAM + RTC retained) |
Key Features
- Full-speed USB 2.0 device without requiring an external crystal
- Embedded ROM with bootloader for flexible program upgrade
- High accuracy internal voltage and clock reference
- FlexIO to support any standard and customized serial peripheral emulation
- Four-channel asynchronous DMA controller
- Watchdog, low-leakage wakeup unit, and two-pin Serial Wire Debug (SWD) programming and debug interface
- Micro Trace Buffer and bit manipulation engine
- Interrupt controller and multiple timer/PWM modules
- Real-time clock and periodic interrupt timer
- Advanced flash security and 80-bit unique identification number per chip
Applications
The MKL27Z256VLH4 is particularly suited for cost-sensitive and battery-powered applications, such as:
- Portable consumer electronics
- Wireless sensors and IoT devices
- Medical devices requiring low power consumption
- Automotive and industrial control systems
- USB-based peripherals and devices
Q & A
- What is the core processor of the MKL27Z256VLH4?
The core processor is an ARM® Cortex®-M0+ operating at up to 48 MHz.
- How much program flash memory does the MKL27Z256VLH4 have?
The device has 256 KB of program flash memory.
- What is the package type of the MKL27Z256VLH4?
The package type is 64 LQFP (10x10 mm, 0.5 mm pitch).
- What is the voltage range of the MKL27Z256VLH4?
The voltage range is from 1.71 to 3.6 V.
- Does the MKL27Z256VLH4 support USB connectivity?
Yes, it supports full-speed USB 2.0 device connectivity without requiring an external crystal.
- What are the low power modes of the MKL27Z256VLH4?
The device can operate down to 54uA/MHz in very low power run mode and 1.96uA in VLLS3 mode (RAM + RTC retained).
- What security features does the MKL27Z256VLH4 have?
The device includes advanced flash security and an 80-bit unique identification number per chip.
- What is the temperature range of the MKL27Z256VLH4?
The temperature range is from –40 to 105 °C.
- Does the MKL27Z256VLH4 have a real-time clock?
Yes, it includes a real-time clock and periodic interrupt timer.
- What are some typical applications of the MKL27Z256VLH4?
Typical applications include portable consumer electronics, wireless sensors, medical devices, automotive and industrial control systems, and USB-based peripherals.
- How many GPIOs does the MKL27Z256VLH4 have?
The device has up to 50 general-purpose input/output pins.
