MC9S12DG256C FREESCALE [Freescale Semiconductor, Inc], MC9S12DG256C Datasheet - Page 119

• Manufacturer Part Number: MC9S12DG256C
• Description: device made up of standard HCS12 blocks and the HCS12 processor core
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Conditions are shown in Table A-4 unless otherwise noted, C
Num C
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
6
7
8
9
P Frequency of operation (E-clock)
P Cycle time
D Pulse width, E low
D Pulse width, E high
D Address delay time
D Address valid time to E rise (PW
D Muxed address hold time
D Address hold to data valid
D Data hold to address
D Read data setup time
D Read data hold time
D Write data delay time
D Write data hold time
D Write data setup time
D Address access time
D E high access time
D Non-multiplexed address delay time
D Non-muxed address valid to E rise (PW
D Non-multiplexed address hold time
D Chip select delay time
D Chip select access time
D Chip select hold time
D Chip select negated time
D Read/write delay time
D Read/write valid time to E rise (PW
D Read/write hold time
D Low strobe delay time
D Low strobe valid time to E rise (PW
D Low strobe hold time
D NOACC strobe delay time
D NOACC valid time to E rise (PW
Table A-20 Expanded Bus Timing Characteristics
1
1
(PW
1
1
(t
Rating
(PW
cyc
1
EH
Freescale Semiconductor, Inc.
(t
–t
cyc
EH
–t
For More Information On This Product,
AD
DSR
–t
–t
–t
CSD
DDW
EL
EL
DSR
)
–t
–t
EL
–t
EL
)
NOD
AD
)
DSR
–t
–t
Go to: www.freescale.com
)
RWD
LSD
EL
)
)
–t
)
)
NAD
)
LOAD
Symbol
= 50pF
PW
PW
t
t
t
t
t
t
t
t
t
t
t
t
t
AHDS
t
t
ACCA
ACCE
t
t
t
t
ACCS
t
t
t
t
t
t
DDW
DHW
RWD
RWH
t
MAH
DSW
RWV
NOD
t
DHA
DSR
DHR
NAD
NAH
CSD
CSH
CSN
NOV
t
NAV
LSD
LSV
LSH
cyc
AD
f
AV
o
EH
EL
MC9S12DP256B Device User Guide — V02.15
Min
40
19
19
11
13
12
19
15
11
14
14
14
0
2
7
2
0
2
6
2
2
8
2
2
Typ
Max
25.0
16
8
7
6
7
7
7
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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