• Fast, high-precision 16-, or 12-bit ADC with optional differential pairs, 12-bit
DAC, high-speed comparators.
• Powerful signal conditioning, conversion, and analysis capability with reduced
system cost (12-bit DAC not available on KL02 family)
• Human Machine Interface (HMI):
• Optional capacitive Touch Sensing Interface with full low-power support and
minimal current adder when enabled
• Segment LCD controller
• Connectivity and communications:
• Up to three UARTs:
• All UARTs support DMA transfers, and can trigger when data on bus is
detected;
• UART0 supports 4x to 32x over sampling ratio;
• Asynchronous transmit and receive operation for operating in STOP/VLPS
modes.
• Up to two SPIs
• Up to two I
2
Cs
• Full-speed USB OTG controller with on-chip transceiver
• 3.3–5 V USB on-chip regulator
• Up to one I
2
S
• Reliability, safety, and security:
• Internal watchdog with independent clock source
• Timing and control:
• Powerful timer modules which support general-purpose, PWM, and motor
control functions
• Periodic Interrupt Timer for RTOS task scheduler time base or trigger source for
ADC conversion and timer modules
• System:
• GPIO with pin interrupt functionality
• Wide operating voltage range from 1.71 V to 3.6 V with flash programmable
down to 1.71 V with fully functional flash and analog peripherals
• Ambient operating temperature ranges from –40 °C to 85 °C for WLCSP
package and 105 °C for all the other packages
2.3 KL02 sub-family introduction
The device is highly-integrated, market leading ultra low-power 32-bit microcontroller
based on the enhanced Cortex-M0+ (CM0+) core platform. The features of the KL0x
family derivatives are as follows.
• Core platform clock up to 48 MHz, bus clock up to 24 MHz
KL02 sub-family introduction
KL02 Sub-Family Reference Manual, Rev. 2.1, July 2013
30
Freescale Semiconductor, Inc.
