TMS320F28027, TMS320F28027-Q1, TMS320F28027F, TMS320F28027F-Q1, TMS320F28026
TMS320F28026-Q1, TMS320F28026F, TMS320F28026F-Q1, TMS320F28023
TMS320F28023-Q1, TMS320F28022, TMS320F28021, TMS320F28020, TMS320F280200
ZHCSA13P –NOVEMBER 2008 –REVISED FEBRUARY 2021
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表8-2. Minimum Required Flash/OTP Wait States at Different Frequencies
SYSCLKOUT
SYSCLKOUT
(ns)
PAGE
RANDOM
OTP
WAIT STATE
(MHz)
WAIT STATE(1)
WAIT STATE(1)
60
16.67
18.18
20
2
2
1
1
1
1
1
0
2
2
1
1
1
1
1
1
3
3
2
2
2
2
1
1
55
50
45
22.22
25
40
35
28.57
33.33
40
30
25
(1) Random wait state must be ≥1.
The equations to compute the Flash page wait state and random wait state in 表8-2 are as follows:
é
ê
ë
ù
æ
ç
ç
è
ö
÷
÷
ø
ta(f ·p)
Flash Page Wait State =
-1 round up to the next highest integer
ú
tc(SCO)
ê
ú
û
é
ê
ë
ù
æ
ç
ç
è
ö
÷
÷
ø
ta(f ×r)
Flash Random Wait State =
-1 round up to the next highest integer, or 1, whichever is larger
ú
tc(SCO)
ê
ú
û
The equation to compute the OTP wait state in 表8-2 is as follows:
é
ê
ë
ù
æ
ç
ç
è
ö
÷
÷
ø
ta(OTP)
OTP Wait State =
-1 round up to the next highest integer, or 1, whichever is larger
ú
tc(SCO)
ê
ú
û
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