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K21P121M50SF4 Datasheet, PDF (4/59 Pages) Freescale Semiconductor, Inc – K21 Sub-Family Data Sheet | |||
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Terminology and guidelines
Field
FFF
Description
Program flash memory size
R
Silicon revision
T
Temperature range (°C)
PP
Package identifier
CC
Maximum CPU frequency (MHz)
N
Packaging type
Values
⢠32 = 32 KB
⢠64 = 64 KB
⢠128 = 128 KB
⢠256 = 256 KB
⢠512 = 512 KB
⢠1M0 = 1 MB
⢠Z = Initial
⢠(Blank) = Main
⢠A = Revision after main
⢠V = â40 to 105
⢠C = â40 to 85
⢠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)
⢠5 = 50 MHz
⢠7 = 72 MHz
⢠10 = 100 MHz
⢠12 = 120 MHz
⢠15 = 150 MHz
⢠R = Tape and reel
⢠(Blank) = Trays
2.4 Example
This is an example part number:
MK21DN512VMC5
3 Terminology and guidelines
3.1 Definition: Operating requirement
An operating requirement is a specified value or range of values for a technical
characteristic that you must guarantee during operation to avoid incorrect operation and
possibly decreasing the useful life of the chip.
K21 Sub-Family Data Sheet Data Sheet, Rev. 3, 08/2012.
4
Freescale Semiconductor, Inc.
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