mc9s12q128 Freescale Semiconductor, Inc, mc9s12q128 Datasheet - Page 623

• Manufacturer Part Number: mc9s12q128
• Description: Hcs12 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

1. Restrictions for oscillator in crystal mode apply!
2. Minimum Programming times are achieved under maximum NVM operating frequency f
3. Maximum Erase and Programming times are achieved under particular combinations of f
4. Minimum Erase times are achieved under maximum NVM operating frequency f
5. Minimum time, if first word in the array is not blank (512 byte sector size).
6. Maximum time to complete check on an erased block (512 byte sector size)
7. Where t
8. Minimum time, if first word in the array is not blank (1024 byte sector size)
9. Maximum time to complete check on an erased block (1024 byte sector size).
Freescale Semiconductor
Conditions are shown in
Num
f
to formulae in Sections A.3.1.1 - A.3.1.4 for guidance.
bus
1
2
3
4
5
6
6
7
8
9
9
.
cyc
C
D
D
D
D
D
D
D
D
P
P
P
is the system bus clock period.
External Oscillator Clock
Bus frequency for Programming or Erase Operations
Operating Frequency
Single Word Programming Time
Flash Burst Programming consecutive word
Flash Burst Programming Time for 32 Word row
Flash Burst Programming Time for 64 Word row
Sector Erase Time
Mass Erase Time
Blank Check Time Flash per block
Blank Check Time Flash per block
Table A-4
unless otherwise noted
Rating
Table A-18. NVM Timing Characteristics
MC9S12Q128
Rev 1.09
f
f
Symbol
NVMOSC
NVMBUS
f
t
t
NVMOP
t
t
t
t
swpgm
bwpgm
t
brpgm
brpgm
mass
check
check
t
era
NVMOP
1331.2
678.4
20.4
46
20
100
11
11
Min
150
0.5
.
1
NVMOP
(2)
(4)
(5)
(8)
NVMOP
Appendix A Electrical Characteristics
4
2
2
2
and bus frequency f bus. Refer
and maximum bus frequency
Typ
—
—
—
—
—
—
—
—
—
—
—
32778
65546
1035.5
2027.5
74.5
26.7
50
133
Max
200
31
(1)
3
(3)
3
3
(6)
(9)
3
3
(7)
MHz
MHz
Unit
7
kHz
ms
ms
t
t
cyc
cyc
s
s
s
s
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