Datasheet

Table 21. Flash command timing specifications (continued)
Symbol Description Min. Typ. Max. Unit Notes
t
pgmchk
Program Check execution time — — 45 μs 1
t
rdrsrc
Read Resource execution time — — 30 μs 1
t
pgm4
Program Longword execution time — 65 145 μs
t
ersblk256k
Erase Flash Block execution time
• 256 KB program/data flash — 435 3700 ms
2
t
ersscr
Erase Flash Sector execution time — 14 114 ms 2
t
pgmsec512
t
pgmsec1k
t
pgmsec2k
Program Section execution time
• 512 bytes flash
• 1 KB flash
• 2 KB flash
—
—
—
2.4
4.7
9.3
—
—
—
ms
ms
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 — 870 7400 ms 2
t
vfykey
Verify Backdoor Access Key execution time — — 30 μs 1
t
swapx01
t
swapx02
t
swapx04
t
swapx08
Swap Control execution time
• control code 0x01
• control code 0x02
• control code 0x04
• control code 0x08
—
—
—
—
200
70
70
—
—
150
150
30
μs
μs
μs
μs
t
pgmpart64k
t
pgmpart256k
Program Partition for EEPROM execution time
• 256 KB FlexNVM —
450
— ms
t
setramff
t
setram32k
t
setram64k
t
setram256k
Set FlexRAM Function execution time:
• Control Code 0xFF
• 32 KB EEPROM backup
• 64 KB EEPROM backup
• 256 KB EEPROM backup
—
—
—
—
70
0.8
1.3
4.5
—
1.2
1.9
5.5
μs
ms
ms
ms
Byte-write to FlexRAM for EEPROM operation
t
eewr8bers
Byte-write to erased FlexRAM location execution
time
— 175 260 μs 3
t
eewr8b32k
t
eewr8b64k
t
eewr8b128k
t
eewr8b256k
Byte-write to FlexRAM execution time:
• 32 KB EEPROM backup
• 64 KB EEPROM backup
• 128 KB EEPROM backup
• 256 KB EEPROM backup
—
—
—
—
385
475
650
1000
1800
2000
2400
3200
μs
μs
μs
μs
Word-write to FlexRAM for EEPROM operation
Table continues on the next page...
Peripheral operating requirements and behaviors
K60 Sub-Family Data Sheet Data Sheet, Rev. 7, 02/2013.
34 Freescale Semiconductor, Inc.