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M16C/62P Group (M16C/62P, M16C/62PT)
Switching Characteristics
(V
= V
= 3V, V
CC1
CC2
Table 23.47 Memory expansion and Microprocessor Modes
(for 2- to 3-wait setting, external area access and multiplex bus selection)
Symbol
t
Address Output Delay Time
d(BCLK-AD)
t
Address Output Hold Time (in relation to BCLK)
h(BCLK-AD)
t
Address Output Hold Time (in relation to RD)
h(RD-AD)
t
Address Output Hold Time (rin relation to WR)
h(WR-AD)
t
Chip Select Output Delay Time
d(BCLK-CS)
t
Chip Select Output Hold Time (in relation to BCLK)
h(BCLK-CS)
t
Chip Select Output Hold Time (in relation to RD)
h(RD-CS)
t
Chip Select Output Hold Time (in relation to WR)
h(WR-CS)
t
RD Signal Output Delay Time
d(BCLK-RD)
t
RD Signal Output Hold Time
h(BCLK-RD)
t
WR Signal Output Delay Time
d(BCLK-WR)
t
WR signal Output Hold Time
h(BCLK-WR)
t
Data Output Delay Time (in relation to BCLK)
d(BCLK-DB)
t
Data Output Hold Time (in relation to BCLK)
h(BCLK-DB)
t
Data Output Delay Time (in relation to WR)
d(DB-WR)
t
Data Output Hold Time (in relation to WR)
h(WR-DB)
t
HLDA Output Delay Time
d(BCLK-HLDA)
t
ALE Signal Output Delay Time (in relation to BCLK)
d(BCLK-ALE)
t
ALE Signal Output Hold Time (in relation to BCLK)
h(BCLK-ALE)
t
ALE Signal Output Delay Time (in relation to Address)
d(AD-ALE)
t
ALE Signal Output Hold Time (in relation to Adderss)
h(ALE-AD)
t
RD Signal Output Delay From the End of Address
d(AD-RD)
t
WR Signal Output Delay From the End of Address
d(AD-WR)
t
Address Output Floating Start Time
dZ(RD-AD)
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:
0.5 X 10
f(BCLK)
4. Calculated according to the BCLK frequency as follows:
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
9
–10
[ns]
n is "2" for 2-wait setting, "3" for 3-wait setting.
9
–50
[ns]
9
–40
[ns]
9
–15
[ns]
page 303
f o
3
6
4
23. Electrical Characteristics (M16C/62P)
o
o
C / – 40 to 85
C, unless otherwise specified)
Measuring
Condition
See Figure
23.12
V
= V
CC1
CC2
Standard
Min.
Max.
50
4
(NOTE 1)
(NOTE 1)
50
4
(NOTE 1)
(NOTE 1)
40
0
40
0
50
4
(NOTE 2)
(NOTE 1)
40
25
– 4
(NOTE 3)
(NOTE 4)
0
0
8
= 3V
Unit
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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