Information

Memories and Memory Interfaces
Program
flash
RAM
12-bit DAC
6-bit DAC
x2
CRC
Programmable
Analog
Timers
Communication InterfacesSecurity
and Integrity
SPI
x2
Carrier
modulator
transmitter
FlexMemory
Clocks
Frequency-
Core
Debug
interfaces
DSP
Interrupt
controller
comparator
x2
Analog
Voltage
reference
Low power
timer
Human-Machine
Interface (HMI)
GPIO
System
DMA
Internal
watchdogs
and external
Low-leakage
wakeup
locked loop
Serial
programming
interface
Phase-
locked loop
reference
Internal
clocks
delay block
timers
interrupt
Periodic
real-time
Independent
clock
oscillators
Low/high
frequency
UART
x4
®
Cortex™-M4ARM
TSI
Kinetis K20 Family
USB charger
detect
USB voltage
regulator
USB OTG
LS/FS/HS
USB LS/FS
transceiver
Migration difference from K11/12D family
LEGEND
x1
I S
2
Tamper
detect
Hardware
encryption
number
Random
generator
x2
I C
2
Timers
x3 (16ch)
16-bit ADC
Figure 2. K20 Block Diagram
K20 Block Diagram
K20 Family Product Brief, Rev. 11, 08/2012
4 Freescale Semiconductor, Inc.