Motorola MC9S12C-Family User Manual page 124

Device User Guide — 9S12C128DGV1/D V01.05
Table C-4 Expanded Bus Timing Characteristics (5V Range)
Conditions are 4.75V < VDDX < 5.25V, Junction Temperature -40˚C to +140˚C, C
Num C
1 P Frequency of operation (E-clock)
2 P Cycle time
3 D Pulse width, E low
4 D
Pulse width, E high
5 D Address delay time
Address valid time to E rise (PW
6 D
7 D Muxed address hold time
8 D Address hold to data valid
9 D Data hold to address
10 D Read data setup time
11 D Read data hold time
12 D Write data delay time
13 D Write data hold time
14 D
Write data setup time
15 D Address access time
16 D
E high access time
17 D Read/write delay time
Read/write valid time to E rise (PW
18 D
19 D Read/write hold time
20 D Low strobe delay time
Low strobe valid time to E rise (PW
21 D
22 D Low strobe hold time
23 D NOACC strobe delay time
NOACC valid time to E rise (PW
24 D
25 D NOACC hold time
26 D IPIPO[1:0] delay time
IPIPO[1:0] valid time to E rise (PW
27 D
28 D
IPIPO[1:0] delay time
29 D IPIPO[1:0] valid time to E fall
NOTES:
1. Affected by clock stretch: add N x t
124
Rating
1
–t )
EL AD
(1)
(PW –t )
EH DDW
(1)
(t –t –t )
cyc AD DSR
(1)
(PW –t )
EH DSR
–t )
EL RWD
–t )
EL LSD
–t )
EL LSD
–t )
EL P0D
(1)
(PW -t )
EH P1V
where N=0,1,2 or 3, depending on the number of clock stretches.
cyc
= 50pF
LOAD
Symbol Min Typ
f
0
o
t
40
cyc
PW
19
EL
PW
19
EH
t
AD
t
11
AV
t
2
MAH
t
7
AHDS
t
2
DHA
t
13
DSR
t
0
DHR
t
DDW
t
2
DHW
t
12
DSW
t
19
ACCA
t
6
ACCE
t
RWD
t
14
RWV
t
2
RWH
t
LSD
t
14
LSV
t
2
LSH
t
NOD
t
14
NOV
t
2
NOH
t
2
P0D
t
11
P0V
t
2
P1D
t
11
P1V
Max Unit
25.0 MHz
ns
ns
ns
8 ns
ns
ns
ns
ns
ns
ns
7 ns
ns
ns
ns
ns
7 ns
ns
ns
7 ns
ns
ns
7 ns
ns
ns
7 ns
ns
25 ns
ns