NXP MKL82Z128VLK7

The KL82 MCU family's high performance, encryption features and ultra-low power capabilities extend its reach beyond traditional mPOS pin pads and terminals into more power-restricted payment applications, such as smartphone and tablet attach readers, as well as those embedded in wearable technology.

• Hardware asymmetric cryptography – high-speed, code and power-efficient data authentication with support for latest encryption protocols
• EMV -compatible with ISO7816-3 SIM interfaces – architected for EMV compliance and supported by an EMV Level 1 software stack
• QSPI interface to expand program memory
• Sleep mode power consumption from 2.5 μA with the SRAM content retained and RTC enabled
• Crystal-less USB OTG controller, 16-bit ADC and multiple serial communication interfaces can all function autonomously in low-power modes with minimal CPU intervention
• FlexIO to support any standard and customized serial peripheral emulation
• 72 MHz ARM Cortex-M0+ core (up to 96 MHz for high-speed run)
• 128 KB program flash memory
• 96 KB SRAM
• 32 KB ROM with built-in boot loader
• 32 B backup register
• QSPI to expand program code in external high-speed serial NOR flash memory
• 8-channel asynchronous enhanced DMA controller
• Watchdog
• Low-leakage wakeup unit
• Two-pin serial wire debug (SWD) programming and debugging interface
• Micro trace buffer
• Bit manipulation engine
• Interrupt controller
• USB full-speed 2.0 OTG controller supporting crystal-less operation and keeping connection alive under ultra-low power
• Three low-power UART modules supporting asynchronous operation in low-power modes
• Two I2C modules supporting up to 1 Mbps
• Two 16-bit SPI modules supporting up to 24 Mbps
• One FlexIO module supporting emulation of additional UART, SPI, I2C, I2S, PWM and other serial modules, etc. up to 32 channels
• One 16-bit ADC module with high accurate internal voltage reference and up to 16 channels
• High-speed analog comparator containing a 6-bit DAC for programmable reference input
• One 12-bit DAC module
• Two EMVSIM modules supporting EMV L1 compatible interface
• Touch sensing interface up to 16 channels
• Memory protection unit
• SRAM bit-banding
• Up to 85 General-purpose input/output pins (GPIO)
• 48 MHz high accuracy (up to 0.5%) internal reference clock for high-speed run
• 4 MHz high accuracy (up to 2%) internal reference clock for low-speed run
• 32 kHz internal reference clock
• 1 kHz internal reference clock
• 32–40 kHz and 3–32 MHz crystal oscillator
• PLL/FLL
• Voltage range: 1.71 to 3.6 V
• Flash write voltage range: 1.71 to 3.6 V
• Temperature range (ambient): -40 to 105 °C
• Down to 125 μA/MHz in Run mode
• Down to 272 nA in Stop mode (RAM and RTC retained)
• Six flexible static modes
• One 6-channel Timer/PWM module
• Two 2-channel Timer/PWM modules
• Two low-power timers
• 4-channel periodic interrupt timer
• Independent real time clock
• 128-bit unique identification number per chip
• Advanced flash security and access control
• Hardware CRC module
• Low-power trusted crypto engine supporting AES128/256, DES, 3DES, SHA256, RSA and ECC, with hardware DPA
• True random number generator

• traditional mPOS pin pads and terminals
• smartphone and tablet attach readers
• wearable technology