K50P81M72SF1 Datasheet, PDF (33/78 Pages) Freescale Semiconductor, Inc – K50 Sub-Family

Peripheral operating requirements and behaviors
Table 19. Flash command timing specifications (continued)
Symbol
t_pgmchk
t_rdrsrc
t_pgm4
t_ersblk32k
t_ersblk256k
Description
Program Check execution time
Read Resource execution time
Program Longword execution time
Erase Flash Block execution time
• 32 KB data flash
• 256 KB program flash
Min.
—
—
—
—
—
Typ.
—
—
65
55
122
Max.
45
30
145
465
985
Unit
Notes
μs
1
μs
1
μs
2
ms
ms
t_ersscr Erase Flash Sector execution time
—
14
114
ms
2
Program Section execution time
t_pgmsec512p
t_pgmsec512d
t_pgmsec1kp
t_pgmsec1kd
• 512 B program flash
• 512 B data flash
• 1 KB program flash
• 1 KB data flash
—
2.4
—
ms
—
4.7
—
ms
—
4.7
—
ms
—
9.3
—
ms
t_rd1all Read 1s All Blocks execution time
—
—
1.8
ms
t_rdonce Read Once execution time
—
—
25
μs
1
t_pgmonce Program Once execution time
—
65
—
μs
t_ersall Erase All Blocks execution time
—
175
1500
ms
2
t_vfykey Verify Backdoor Access Key execution time
—
—
30
μs
1
Swap Control execution time
t_swapx01
t_swapx02
t_swapx04
t_swapx08
• control code 0x01
• control code 0x02
• control code 0x04
• control code 0x08
—
200
—
μs
—
70
150
μs
—
70
150
μs
—
—
30
μs
Program Partition for EEPROM execution time
t_pgmpart32k
• 32 KB FlexNVM
—
70
—
ms
Set FlexRAM Function execution time:
t_setramff
t_setram8k
t_setram32k
• Control Code 0xFF
• 8 KB EEPROM backup
• 32 KB EEPROM backup
—
50
—
μs
—
0.3
0.5
ms
—
0.7
1.0
ms
Byte-write to FlexRAM for EEPROM operation
t_eewr8bers Byte-write to erased FlexRAM location execution
—
175
260
μs
3
time
Table continues on the next page...
K50 Sub-Family Data Sheet, Rev. 2, 4/2012.
Freescale Semiconductor, Inc.
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