MCF51JU128VHS FREESCALE [Freescale Semiconductor, Inc], MCF51JU128VHS Datasheet - Page 26

• Manufacturer Part Number: MCF51JU128VHS
• Description: MCF51JU128
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Memories and memory interfaces
3. Proper PC board layout procedures must be followed to achieve specifications.
4. Crystal startup time is defined as the time between the oscillator being enabled and the OSCINIT bit in the MCG_S register
6.4
6.4.1 Flash (FTFL) electrical specifications
This section describes the electrical characteristics of the FTFL module.
6.4.1.1 Flash timing specifications — program and erase
The following specifications represent the amount of time the internal charge pumps are
active and do not include command overhead.
1. Maximum time based on expectations at cycling end-of-life.
6.4.1.2 Flash timing specifications — commands
26
t
t
hversblk128k
t
t
hversblk32k
t
t
Symbol
Symbol
rd1blk128k
t
ersblk128k
t
t
rd1blk32k
t
ersblk32k
rd1sec1k
hversscr
hvpgm4
pgmchk
being set.
t
t
rdrsrc
pgm4
Memories and memory interfaces
Longword Program high-voltage time
Sector Erase high-voltage time
Erase Block high-voltage time for 32 KB
Erase Block high-voltage time for 128 KB
Read 1s Block execution time
Read 1s Section execution time (flash sector)
Program Check execution time
Read Resource execution time
Program Longword execution time
Erase Flash Block execution time
Description
Description
• 32 KB data flash
• 128 KB data flash
• 32 KB data flash
• 128 KB data flash
Table 17. NVM program/erase timing specifications
MCF51JU128 Advance Information Data Sheet, Rev. 1, 08/2011.
Table 18. Flash command timing specifications
Table continues on the next page...
Preliminary
Min.
Min.
—
—
—
—
—
—
—
—
—
—
—
—
Typ.
Typ.
20
20
20
80
50
20
80
—
—
—
—
—
Max.
TBD
Max.
TBD
100
100
400
100
400
0.4
1.4
40
35
35
Freescale Semiconductor, Inc.
Unit
Unit
ms
ms
ms
ms
ms
ms
ms
μs
μs
μs
μs
μs
Notes
Notes
1
1
1
1
1
1
2