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M16C/62P Group (M16C/62P, M16C/62PT)
Timing Requirements
(V
= V
= 3V, V
CC1
CC2
Table 23.31 External Clock Input (XIN Input)
Symbol
t
External Clock Input Cycle Time
c
t
)
External Clock Input HIGH Pulse Width
w(H
t
External Clock Input LOW Pulse Width
w(L)
t
External Clock Rise Time
r
t
f
External Clock Fall Time
Table 23.32 Memory Expansion and Microprocessor Modes
Symbol
Data Input Access Time (for setting with no wait)
t
ac1(RD-DB)
t
ac2(RD-DB)
Data Input Access Time (for setting with wait)
t
Data Input Access Time (when accessing multiplex bus area)
ac3(RD-DB)
t
Data Input Setup Time
su(DB-RD)
t
su(RDY-BCLK )
RDY Input Setup Time
t
HOLD Input Setup Time
su(HOLD-BCLK )
t
Data Input Hold Time
h(RD-DB)
t
RDY Input Hold Time
h(BCLK -RDY)
t
HOLD Input Hold Time
h(BCLK-HOLD )
NOTES:
1. Calculated according to the BCLK frequency as follows:
0.5 X 10
f(BCLK)
2. Calculated according to the BCLK frequency as follows:
(n–0.5) X 10
f(BCLK)
3. Calculated according to the BCLK frequency as follows:
(n–0.5) X 10
f(BCLK)
R
e
. v
2
3 .
0
S
e
p
0
, 1
2
0
0
4
R
E
J
0
9
B
0
1
8
5
0 -
2
3
0
Z
= 0V, at Topr = – 20 to 85
SS
Parameter
Parameter
9
– 60
[ns]
9
– 60
n is "2" for 1-wait setting, "3" for 2-wait setting and "4" for 3-wait
[ns]
setting.
9
– 60
[ns]
n is "2" for 2-wait setting, "3" for 3-wait setting.
page 298
f o
3
6
4
23. Electrical Characteristics (M16C/62P)
o
o
C / – 40 to 85
C unless otherwise specified)
V
= V
CC1
CC2
Standard
Unit
Min.
Max.
ns
100
ns
40
ns
40
ns
18
ns
18
Standard
Unit
Min.
Max.
(NOTE 1)
ns
ns
(NOTE 2)
ns
(NOTE 3)
50
ns
ns
40
ns
50
ns
0
ns
0
ns
0
= 3V
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