MKL33Z64VLH4

The MKL33Z64VLH4 is a 32-bit Kinetis KL3x Ultra-low-power Microcontroller with segment LCD control, based on ARM Cortex-M0+ RISC architecture core operates at a maximum frequency of 48MHz. The device incorporates 64kB internal flash, 16kB boot ROM, 8kB internal RAM, one 16-bit SAR A/D converter, one 12-bit D/A converter, general purpose PWM and 54 general-purpose I/O pins. This device also features communication interfaces like three UART modules, two SPI modules and two I2C modules.

• 48MHz ARM Cortex-M0+ core
• 32Byte Backup register
• 4-channel Asynchronous DMA controller and Watchdog
• Low-leakage wakeup unit
• 2-pin Serial wire debug (SWD) programming and debug interface
• Micro trace buffer
• Bit manipulation engine
• Interrupt controller
• 48MHz High accuracy (up to 0.5%) internal reference clock
• 1kHz Reference clock active under all low-power modes (except VLLS0)
• 32 to 40KHz and 3 to 32MHz Crystal oscillator
• Segment LCD supporting up to 28x8 or 32x4 segments
• One UART module supporting ISO7816, operating up to 1.5Mbps
• Two low-power UART modules supporting asynchronous operation in low-power modes
• Two I2C modules and I2C0 supporting up to 1Mbps
• Two 16-bit SPI modules supporting up to 24Mbps
• One FlexIO module and One serial audio interface I2S
• High-speed analog comparator containing a 6-bit DAC for programmable reference input
• 1.2V Internal voltage reference
• 6-channel Timer/PWM module
• Two 2-channel Timer/PWM modules
• One low-power timer
• Periodic interrupt timer and Real time clock
• 80-bit Unique identification number per chip & advanced flash security