Datasheet

Field Description Values
K## Kinetis family • K20
• K21
• K22
A Key attribute • D = Cortex-M4 w/ DSP
• F = Cortex-M4 w/ DSP and FPU
M Flash memory type • N = Program flash only
• X = Program flash and FlexMemory
FFF Program flash memory size • 32 = 32 KB
• 64 = 64 KB
• 128 = 128 KB
• 256 = 256 KB
• 512 = 512 KB
• 1M0 = 1 MB
R Silicon revision • Z = Initial
• (Blank) = Main
• A = Revision after main
T Temperature range (°C) • V = –40 to 105
• C = –40 to 85
PP Package identifier • FM = 32 QFN (5 mm x 5 mm)
• FT = 48 QFN (7 mm x 7 mm)
• LF = 48 LQFP (7 mm x 7 mm)
• LH = 64 LQFP (10 mm x 10 mm)
• MP = 64 MAPBGA (5 mm x 5 mm)
• LK = 80 LQFP (12 mm x 12 mm)
• LL = 100 LQFP (14 mm x 14 mm)
• MC = 121 MAPBGA (8 mm x 8 mm)
• LQ = 144 LQFP (20 mm x 20 mm)
• MD = 144 MAPBGA (13 mm x 13 mm)
• MJ = 256 MAPBGA (17 mm x 17 mm)
CC Maximum CPU frequency (MHz) • 5 = 50 MHz
• 7 = 72 MHz
• 10 = 100 MHz
• 12 = 120 MHz
• 15 = 150 MHz
N Packaging type • R = Tape and reel
• (Blank) = Trays
4.4 K20 family features
The following sections list the differences among the various devices available within the K20 family. The sections are split
by levels of performance.
The features listed below each part number specify the maximum configuration available on that device. The signal
multiplexing configuration determines which modules can be used simultaneously.
Features
K20 Family Product Brief, Rev. 11, 08/2012
Freescale Semiconductor, Inc. 9