Overview
The MKL82Z128VLK7 is a microcontroller from NXP USA Inc., part of the Kinetis KL8x family. This device is built around a 72 MHz ARM® Cortex®-M0+ core, offering high performance, advanced security features, and ultra-low power consumption. It is particularly suited for applications requiring robust security, such as payment terminals, smartphone and tablet attach readers, and wearable technology. The MCU also supports various interfaces and peripherals, making it versatile for a range of use cases.
Key Specifications
| Parameter | Specification |
|---|---|
| Core Processor | 72 MHz ARM® Cortex®-M0+ (up to 96 MHz for high-speed run) |
| Memories | 128 KB program flash memory, 96 KB SRAM, 32 KB ROM with built-in boot loader, 32 B backup register |
| System | 8-channel asynchronous enhanced DMA controller, watchdog, low-leakage wakeup unit, two-pin serial wire debug (SWD) programming and debugging interface |
| Peripherals | USB full-speed 2.0 OTG controller, three low-power UART modules, two I2C modules, two 16-bit SPI modules, one FlexIO module, one 16-bit ADC module, one 12-bit DAC module, two EMV SIM modules |
| Clocks | 48 MHz high accuracy internal reference clock, 4 MHz high accuracy internal reference clock, 32 kHz internal reference clock |
| Power Consumption | Sleep mode power consumption from 2.5 µA with SRAM content retained and RTC enabled |
| Package | 80 LQFP (12mm x 12mm, 0.5mm pitch, 1.6mm max thickness) |
Key Features
- Hardware Asymmetric Cryptography: High-speed, code- and power-efficient data authentication with support for latest encryption protocols.
- EMV Compliance: EMV®-compatible with ISO7816-3 SIM interfaces and supported by an EMV Level 1 software stack.
- Low-Power Modes: Crystal-less USB OTG controller, multiple serial communication interfaces, and peripherals that can function autonomously in low-power modes with minimal CPU intervention.
- FlexIO: Supports emulation of additional UART, SPI, I2C, I2S, PWM, and other serial modules.
- Security Features: Tamper detection, true random number generator, and low-power trusted crypto engine supporting AES, DES, 3DES, SHA, RSA, and ECC.
Applications
- Payment Terminals: Traditional mPOS pin pads and terminals.
- Smartphone and Tablet Attach Readers: For secure payment transactions.
- Wearable Technology: Embedded in wearable devices requiring secure data processing.
- IoT Devices: Suitable for various IoT applications needing robust security and low power consumption.
Q & A
- What is the core processor of the MKL82Z128VLK7?
The core processor is a 72 MHz ARM® Cortex®-M0+ (up to 96 MHz for high-speed run). - How much flash and SRAM memory does the MKL82Z128VLK7 have?
It has 128 KB program flash memory and 96 KB SRAM. - What security features does the MKL82Z128VLK7 support?
It supports hardware asymmetric cryptography, tamper detection, true random number generator, and a low-power trusted crypto engine for AES, DES, 3DES, SHA, RSA, and ECC. - What is the power consumption in sleep mode?
The sleep mode power consumption is from 2.5 µA with SRAM content retained and RTC enabled. - Does the MKL82Z128VLK7 support EMV compliance?
Yes, it is EMV®-compatible with ISO7816-3 SIM interfaces and supported by an EMV Level 1 software stack. - What peripherals are available on the MKL82Z128VLK7?
It includes USB full-speed 2.0 OTG controller, UART, I2C, SPI, FlexIO, ADC, DAC, and EMV SIM modules. - What is the purpose of the FlexIO module?
The FlexIO module supports the emulation of additional UART, SPI, I2C, I2S, PWM, and other serial modules. - What are the typical applications of the MKL82Z128VLK7?
Typical applications include payment terminals, smartphone and tablet attach readers, wearable technology, and IoT devices. - What package options are available for the MKL82Z128VLK7?
It is available in an 80 LQFP package (12mm x 12mm, 0.5mm pitch, 1.6mm max thickness). - How does the MKL82Z128VLK7 manage low-power modes?
The device can function in low-power modes with minimal CPU intervention, including a crystal-less USB OTG controller and multiple serial communication interfaces.
