Terminology and guidelines
Field
Description
Values
• 32 = 32 KB
Memory size (program flash memory)1
MMM
• 64 = 64 KB
• 128 = 128 KB
T
Temperature range, ambient (°C)
Package identifier
V = –40 to 105
PP
• FM = 32 QFN (5 mm x 5 mm)
• HS = 44 Laminate QFN (5 mm x 5
mm)
• LF = 48 LQFP (7 mm x 7 mm)
• LH = 64 LQFP (10 mm x 10 mm)
1. All parts also have FlexNVM, FlexRAM, and RAM.
2.4 Example
This is an example part number:
MCF51JU128VLH
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.
3.1.1 Example
This is an example of an operating requirement, which you must meet for the
accompanying operating behaviors to be guaranteed:
Symbol
Description
Min.
Max.
Unit
VDD
1.0 V core supply
voltage
0.9
1.1
V
MCF51JU128 Data Sheet, Rev. 4, 01/2012.
4
Freescale Semiconductor, Inc.
FREESCALE [ Freescale ]
